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4. AKIYOSHI Hideharu

Researcher Name

AKIYOSHI Hideharu

Div (Section) name/title

Earth System Division(Climate Modeling and Analysis Section)/Senior Research Associate

Research Subject

Research on the ozone layer destruction and associated variations in atmospheric constituents using chemistry-climate model

Degree(s)

Doctor of Science

Professional Qualification(s)

Physics,Earth Science,Computer Science

Environmental Speciality Field

ozone layer,global warming

Membership of Academic Society

Meteorological Society of Japan,Japan Geoscience Union,American Geophysical Union,The Japan Society of Atmospheric Chemistry

Research Subject

• Fiscal Year: 2025
  • 27205 : Improving the simulation of climate and air quality using the latest emissions of GHG and SLCF
  • 27244 : Earth System Domain: Foresight and Advanced Basic Research
  • 27253 : Satellite Observation Project
  • 27262 : The impact of Hunga Tonga-Hunga Ha
  • 27263 : Study on the environmental impacts of the energetic electron precipitation based on the observations from the auroral zones and the model outputs
  • 27265 : Study of the interaction mechanism between stratospheric general circulation variations and ozone variations
  • 27380 : Elucidation of the interaction mechanism between stratospheric general circulation variations and ozone variations
• Fiscal Year: 2024
  • 26818 : Improving the simulation of climate and air quality using the latest emissions of GHG and SLCF
  • 26859 : Earth System Domain: Foresight and Advanced Basic Research
  • 26874 : Satellite Observation Project
  • 27023 : The impact of Hunga Tonga-Hunga Ha
  • 27026 : Study on the environmental impacts of the energetic electron precipitation based on the observations from the auroral zones and the model outputs
• Fiscal Year: 2023
  • 26411 : Improving the simulation of climate and air quality using the latest emissions of GHG and SLCF
  • 26450 : Earth System Domain: Foresight and Advanced Basic Research
  • 26459 : Satellite Observation Project
  • 26589 : A study of transport processes of water vapor and ozone depleting substances to the lower stratosphere by high-resolution models
  • 26679 : Grasp of the movement of aerosols and atmospheric trace gases using SAVER-Net observation network in South America.
• Fiscal Year: 2022
  • 25964 : Climate Change and Air Quality Research Program
  • 25967 : Improving the simulation of climate and air quality using the latest emissions of GHG and SLCF
  • 26006 : Earth System Domain: Foresight and Advanced Basic Research
  • 26023 : Satellite Observation Project
  • 26124 : Grasp of the movement of aerosols and atmospheric trace gases using SAVER-Net observation network in South America.
  • 26349 : A study of transport processes of water vapor and ozone depleting substances to the lower stratosphere by high-resolution models
• Fiscal Year: 2021
  • 25498 : Climate Change and Air Quality Research Program
  • 25508 : Improving the simulation of climate and air quality using the latest emissions of GHG and SLCF
  • 25628 : Grasp of the movement of aerosols and atmospheric trace gases using SAVER-Net observation network in South America.
  • 25655 : Earth System Domain: Foresight and Advanced Basic Research
  • 25776 : An theoretical explanation of the relationship between the ozone amount in the polar regions and heat flux at the mid-latitues
  • 25777 : A study of transport processes of water vapor and ozone depleting substances to the lower stratosphere by high-resolution models
• Fiscal Year: 2020
  • 25113 : Long-term Monitoring and Database for Global Environmental Research and Supporting for Related Activities
  • 25227 : Grasp of the movement of aerosols and atmospheric trace gases using SAVER-Net observation network in South America.
  • 25251 : A study of transport processes of water vapor and ozone depleting substances to the lower stratosphere by high-resolution models
  • 25252 : An theoretical explanation of the relationship between the ozone amount in the polar regions and heat flux at the mid-latitues
  • 25253 : Research Project on Stratospheric Ozone Changes
• Fiscal Year: 2019
  • 24745 : Long-term Monitoring and Database for Global Environmental Research and Supporting for Related Activities
  • 24764 : Grasp of the movement of aerosols and atmospheric trace gases using SAVER-Net observation network in South America.
  • 24935 : A research for validity evaluation of HFC and GHG reducing measure for ozone layer recovery
  • 24936 : Research Project on Stratospheric Ozone Changes
  • 24938 : An theoretical explanation of the relationship between the ozone amount in the polar regions and heat flux at the mid-latitues
• Fiscal Year: 2018
  • 24315 : Long-term monitoring and database for global environmental research and supporting for related activities
  • 24431 : A Research for Validity Evaluation of HFC and GHG Reducing Measure for Ozone Layer Recovery
  • 24432 : Research project on stratospheric ozone changes
• Fiscal Year: 2017
  • 23877 : Long-term monitoring and database for global environmental research and supporting for related activities
  • 23916 : A study on comprehensive data analysis technique for atmospheric environmental risks
  • 24088 : Study on the effect of solar proton events on the ozone layer and earth climate using a chemistry-climate model
  • 24090 : Research project on stratospheric ozone changes
  • 24092 : A Research for Validity Evaluation of HFC and GHG Reducing Measure for Ozone Layer Recovery
• Fiscal Year: 2016
  • 23470 : Long-term monitoring and database for global environmental research and supporting for related activities
  • 23566 : A study on comprehensive data analysis technique for atmospheric environmental risks
  • 23596 : Study on the effect of solar proton events on the ozone layer and earth climate using a chemistry-climate model
  • 23634 : Research project on stratospheric ozone changes
• Fiscal Year: 2015
  • 23074 : A study on comprehensive data analysis technique for atmospheric environmental risks
  • 23282 : Effects of additional CFC regulation on fragility of ozone layer under future global warming
  • 23283 : Development of middle atmosphere science through improvement of the satellite observation data by Superconducting Submilimeter-Wave Limb-Emission Sounder
  • 23284 : Research project on stratospheric ozone changes
• Fiscal Year: 2014
  • 22686 : A study on comprehensive data analysis technique for atmospheric environmental risks
  • 22821 : Effects of additional CFC regulation on fragility of ozone layer under future global warming
  • 22822 : Development of middle atmosphere science through improvement of the satellite observation data by Superconducting Submilimeter-Wave Limb-Emission Sounder
  • 22823 : Research project on stratospheric ozone changes
  • 22907 : Improvement of coupled general circulation models based on validations of Arctic climate reproducibility and on mechanism analysis of Arctic climate change and variability
• Fiscal Year: 2013
  • 22259 : A study on comprehensive data analysis technique for atmospheric environmental risks
  • 22304 : Research project on stratospheric ozone changes
  • 22305 : A study on the interactions between the ozone layer variations and the stratopshere-troposphere variations
  • 22309 : Effects of additional CFC regulation on fragility of ozone layer under future global warming
  • 22530 : Improvement of coupled general circulation models based on validations of Arctic climate reproducibility and on mechanism analysis of Arctic climate change and variability
  • 22568 : Development of middle atmosphere science through improvement of the satellite observation data by Superconducting Submilimeter-Wave Limb-Emission Sounder
• Fiscal Year: 2012
  • 21967 : A study on the interactions between the ozone layer variations and the stratopshere-troposphere variations
  • 21996 : Research project on stratospheric ozone changes
  • 22072 : Improvement of coupled general circulation models based on validations of Arctic climate reproducibility and on mechanism analysis of Arctic climate change and variability
  • 22077 : A study on comprehensive data analysis technique for atmospheric environmental risks
• Fiscal Year: 2011
  • 21385 : Estimation of the stratospheric ozone influence on the tropospheric climate using long term projection of the chemistry climate model.
  • 21400 : A study on the interactions between the ozone layer variations and the stratopshere-troposphere variations
  • 21401 : Development of a system for monitoring atmopheric environment and estimating emissions
  • 21403 : A study of dependence of the ozone layer destructon on halogen amount using a chemistry-climate model
  • 21549 : Research project on stratospheric ozone changes
• Fiscal Year: 2010
  • 20865 : A study on the long-term variation of the Arctic ozone layer through the N2O concentration distribution
  • 20866 : A study on the interactions between the ozone layer variations and the stratopshere-troposphere variations
  • 20871 : Development of a system for monitoring atmopheric environment and estimating emissions
  • 20874 : A development of chemistry-climate model built on MIROC 3.2-AGCM
  • 21251 : Estimation of the stratospheric ozone influence on the tropospheric climate using long term projection of the chemistry climate model.
• Fiscal Year: 2009
  • 20429 : A study on the long-term variation of the Arctic ozone layer through the N2O concentration distribution
  • 20430 : A study on the interactions between the ozone layer variations and the stratopshere-troposphere variations
  • 20442 : Development of a system for monitoring atmopheric environment and estimating emissions
  • 20656 : Variability of stratospheric processes and uncertainties in prediction of future change of stratospheric ozone
• Fiscal Year: 2008
  • 20043 : A study on the long-term variation of the Arctic ozone layer through the N2O concentration distribution
  • 20044 : Study on long-term variations in the atmospheric constituent dustributions using 3-dimensional models
  • 20294 : Variability of stratospheric processes and uncertainties in prediction of future change of stratospheric ozone
• Fiscal Year: 2007
  • 10388 : Development of portable millimeter-wave radiometer for measuring atmospheric trace species (2) Analysis and modeling of ozone, ClO and water vapor variations
  • 10400 : Study on long-term variations in the atmospheric constituent dustributions using 3-dimensional models
  • 10707 : Variability of stratospheric processes and uncertainties in prediction of future change of stratospheric ozone
  • 10742 : A study on the long-term variation of the Arctic ozone layer through the N2O concentration distribution
• Fiscal Year: 2006
  • 10010 : Research on explantion of long-term trend and prediction of future change of ozone layer
  • 10034 : Development of portable millimeter-wave radiometer for measuring atmospheric trace species (2) Analysis and modeling of ozone, ClO and water vapor variations
  • 10063 : A study on elucidating mechanisms of polar ozone depletion using satellite measurement data
  • 10084 : Study on the year-to-year variation of the Arctic airmass mixing with the mid-latitude air using the N2O concentration distribution
  • 10095 : Study on long-term variations in the atmospheric constituent dustributions using 3-dimensional models
• Fiscal Year: 2005
  • 9328 : Global Environmental Monitoring
  • 9425 : Research on explantion of long-term trend and prediction of future change of ozone layer
  • 9481 : Development of portable millimeter-wave radiometer for measuring atmospheric trace species (2) Analysis and modeling of ozone, ClO and water vapor variations
  • 9551 : Study on the year-to-year variation of the Arctic airmass mixing with the mid-latitude air using the N2O concentration distribution
  • 9564 : Study on long-term variations in the atmospheric constituent dustributions using 3-dimensional models
• Fiscal Year: 2004
  • 9070 : A-1 Research on explanation of long-term trend and prediction of future change of ozone layer
  • 9200 : Development of portable millimeter-wave radiometer for measuring atmospheric trace species (2) Analysis and modeling of ozone, ClO and water vapor variations
  • 9302 : Study on the year-to-year variation of the Arctic airmass mixing with the mid-latitude air using the N2O concentration distribution
  • 9314 : Study on long-term variations in the atmospheric constituent dustributions using 3-dimensional models
• Fiscal Year: 2003
  • 8603 : Study on photochemical-radiative-dynamical interactive processes in the stratosphere by 3-dimensional models
  • 8652 : A study on investigating the mechanism of ozone layer change using satellite remote sensing data
  • 8683 : Study on variation in stratospheric water vapor amount and surface area of polar stratospheric clouds in future atmosphere
  • 8769 : A study on ozone transport processes using chemical transport model
  • 8786 : A-1 Research on explanation of long-term trend and prediction of future change of ozone layer
  • 8930 : Development of portable millimeter-wave radiometer for measuring atmospheric trace species (2) Analysis and modeling of ozone, ClO and water vapor variations
• Fiscal Year: 2002
  • 8312 : Development of instruments with SIS mixer receiver for measuring atmospheric minor constituents (3)Modeling and analysis of variation of ozone and ClO
  • 8327 : Development of a high resolution chemical GCM and study on transport in the stratosphere.
  • 8330 : Study on photochemical-radiative-dynamical interactive processes in the stratosphere by 3-dimensional models
  • 8355 : Study on modeling aerosol-, water cycle-, and vegetation-processes in the climate system for improving performances of future projection of climate variability
  • 8435 : A study on investigating the mechanism of ozone layer change using satellite remote sensing data
  • 8469 : Study on variation in stratospheric water vapor amount and surface area of polar stratospheric clouds in future atmosphere
  • 8582 : Research on explanation of long-term trend and prediction of future change of ozone layer
• Fiscal Year: 2001
  • 8011 : Development of Instruments with SIS mixer receiver for measuring atmospheric minor constituents <br>(3)Modeling and analysis of variation of ozone and ClO
  • 8043 : A-1 Research on the factors to influence the future ozone layer
  • 8071 : Development of a high resolution chemical GCM and study on transport in the stratosphere.
  • 8075 : Study on photochemical-radiative-dynamical interactive processes in the stratosphere by 3-dimensional models
  • 8106 : B-1 Study on modeling aerosol-,water cycle-,and vegetation-processes in the climate system for improving performances of future projection of climate variability
  • 8176 : FS-1 A preliminary study on the development of models for predictions of future behaviour of ozone and their validation
  • 8218 : A-10 A study on investigating the mechanism of ozone layer change using satellite remote sensing data
  • 8248 : Study on variation in stratospheric water vapor amount and surface area of Polar Stratospheric Clouds in future atmosphere

Research Result (Publication)

• all
• Original Paper
• Other Publications

• Original Paper
  Evaluation of stratospheric transport in three generations of Chemistry-Climate Models

  Presenter : Abalos M., Birner T., Chrysanthou A., Davis S., Camara A. de la, Dhomse S., Garny H., Hegglin M.I., Hubert D., Ivaniha O., Keeble J., Linz M., Minganti D., Neu J., Plummer D., Saunders L., Shah K., Stiller G., Tourpali K., Waugh D., Abraham N. L., Akiyoshi H., Chipperfield M. P., Jockel P., Josse B., Marchand M., Martineau P., Morgenstern O., Sukhodolov T., Watanabe S., Yamashita Y.
  Title : , Atmospheric Chemistry and Physics, 26:5249-5291 (2026)
• Original Paper
  On the role of dynamical uncertainties in the spread of Arctic ozone recovery projections

  Presenter : Benito-Barca S., Abalos M., Calvo N., de la Camara A., Ayarzaguena B., Chiodo G., Akiyoshi H., Dennison F., Jockel P., Josse B., Kinnison D., Morgenstern O., Plummer D., Sukhodolov T., Yamashita Y., Watanabe S.
  Title : , Geophysical Research Letters, 53:e2025GL120212 (2026)
• Original Paper
  Middle atmosphere chemical and dynamical effects in the CCMI-2022 stratospheric aerosol injection scenario

  Presenter : Jorimann A., Sukhodolov T., Tilmes S., Plummer D., Watanabe S., Akiyoshi H., Chiodo G., Visioni D., Vattioni S., Rozanov E., Bednarz E.M., Josse B., Yamashita Y., Peter T.
  Title : , Atmospheric Chemistry and Physics, 26:11207-11234 (2026)
• Original Paper
  Recent lower stratospheric ozone trends in CCMI-2022 models: Role of natural variability and transport

  Presenter : Benito-Barca S., Abalos M., Calvo N., Garny H., Birner T., Abraham N.L., Akiyoshi H., Dennison F., Jockel P., Josse B., Keeble J., Kinnison D., Marchand M., Morgenstern O., Plummer D., Rozanov E., Strode S., Sukhodolov T., Watanabe S., Yamashita Y.
  Title : , Journal of Geophysical Research: Atmospheres, 130:e2024JD042412 (2025)
• Original Paper
  Hunga Tonga-Hunga Ha’apai volcano impact model observation comparison (HTHH-MOC) project: experiment protocol and model descriptions

  Presenter : Zhu Y., Akiyoshi H., Aquila V., Asher E., Bednarz E. M., Bekki S., Bruhl C., Butler A. H., Case P., Chabrillat S., Chiodo G., Clyne M., Colarco P. R., Dhomse S., Falletti L., Fleming E., Johnson B., Jorimann A., Kovilakam M., Koren G., Kuchar A., Lebas N., Liang Q., Liu C.-C., Mann G., Manyin M., Marchand M., Morgenstern O., Newman P., Oman L. D., Osterstrom F. F., Peng Y., Plummer D., Quaglia I., Randel W., Remy S., Sekiya T., Steenrod S., Sukhodolov T., Tilmes S., Tsigaridis K., Ueyama R., Visioni D., Wang X., Watanabe S., Yamashita Y., Yu P., Yu W., Zhang J., Zhuo Z.
  Title : , Geoscientific Model Development, 18:5487-5512 (2025)
• Key ionic reactions affecting stratospheric O3 and HNO3 changes caused by the Halloween solar proton event

  Presenter : Hirasedo S., Motizuki Y., Hasebe Y., Nakai Y., Akiyoshi H., Imamura T., Katsuda S.
  Title : , RIKEN Accelerator Progress Report, 58:S24 (2025)
• Simulation of the impact of the Halloween event on chemical species in the stratosphere using a chemistry-climate model

  Presenter : Akiyoshi H., Motizuki Y., Nakai Y., Imamura T., Yamashita Y.
  Title : , RIKEN Accelerator Progress Report, 58:58-060 (2025)
• Original Paper
  Dependence of column ozone on future ODSs and GHGs in the variability of 500-ensemble members

  Presenter : Akiyoshi H., Kadowaki M., Yamashita Y., Nagatomo T.
  Title : , Scientific Reports, 13(320): (2023)
• Original Paper
  Theoretical Foundation of the Linear Relationship between the Midlatitude Eddy Heat Flux and Fall-to-Spring Polar Ozone Buildup

  Presenter : Hasebe, F., Kodera, S., Akiyoshi H.
  Title : , Journal of the Atmospheric Sciences, 80(3):889-908 (2023)
• Original Paper
  Stratospheric water vapor affecting atmospheric circulation

  Presenter : Charlesworth E., Ploger F., Birner T., Baikhadzhaev R., Abalos M., Abraham N.L., Akiyoshi H., Bekki S., Dennison F., Jockel P., Keeble J., Kinnison D., Morgenstern O., Plummer D., Rozanov E., Strode S., Zeng G., Egorova T., Riese M.
  Title : , Nature Communications, 14(3925):1-9 (2023)
• Original Paper
  Weakening of springtime Arctic ozone depletion with climate change

  Presenter : Friedel M., Chiodo G., Sukhodolov T., Keeble J., Peter T., Seeber S., Stenke A., Akiyoshi H., Rozanov E., Plummer D., Jockel P., Zeng G., Morgenstern O., Josse B.
  Title : , Atmospheric Chemistry and Physics, 23:10235-10254 (2023)
• Original Paper
  The role of sea-surface conditions in Southern-Hemisphere polar vortex strength and associated wave forcing revealed by a multi-member ensemble simulation with the chemistry–climate model

  Presenter : Yamashita Y., Akiyoshi H., Inoue M.
  Title : , SOLA, 19B:9-12 (2023)
• Original Paper
  Analysis of Arctic Spring Ozone Anomaly in the Phases of QBO and 11-Year Solar Cycle for 1979-2017

  Presenter : Yamashita Y., Akiyoshi H.
  Title : , Atmosphere, 12(5): (2021)
• Original Paper
  PSTEP: project for solar-terrestrial environment prediction

  Presenter : Kusano K., Ichimoto K., Ishii M., Miyoshi Y., Yoden S., Akiyoshi H., Asai A., Ebihara Y., Fujiwara H., Goto T., Hanaoka Y., Hayakawa H., Hosokawa K., Hotta H., Hozumi K., Imada S., Iwai K., Iyemori T., Jin H., Kataoka R., Katoh Y., Kikuchi T., Kubo Y., Kurita S., Matsumoto H., Mitani T., Miyahara H., Miyoshi Y., Nagatsuma T., Nakamizo A., Nakamura S., Nakata H., Nishizuka N., Otsuka Y., Saito S., Saito S., Sakurai T., Sato T., Shimizu T., Shinagawa H., Shiokawa K., Shiota D., Takashima T., Tao C., Toriumi S., Ueno S., Watanabe K., Watari S., Yashiro S., Yoshida K., Yoshikawa A.
  Title : , Earth,Planets and Space (2021)
• Original Paper
  Model and Satellite Analysis of Transport of Asian Anthropogenic Pollution to the Arctic: Siberian and Pacific Pathways and Their Meteorological Controls

  Presenter : Ikeda K., Tanimoto H., Sugita T., Akiyoshi H., Clerbaux C., Coheur P.F.
  Title : , Journal of Geophysical Research: Atmospheres, 126:e2020JD033459 (2021)
• Original Paper
  Impact of Unmitigated HFC Emissions on Stratospheric Ozone at the End of the 21st Century as Simulated by Chemistry-Climate Models

  Presenter : Dupuy E., Akiyoshi H., Yamashita H.
  Title : , Journal of Geophysical Research: Atmospheres, 126: (2021)
• Original Paper
  Chlorine partitioning near the polar vortex edge observed with ground-based FTIR and satellites at Syowa Station, Antarctica, in 2007 and 2011

  Presenter : Nakajima H., Murata I., Nagahama Y., Akiyoshi H., Saeki K., Kinase T., Takeda M., Tomikawa Y., Dupuy E., Jones N.B.
  Title : , Atmospheric Chemistry and Physics, 20:1043-1074 (2020)
• Original Paper
  Projecting ozone hole recovery using an ensemble of chemistry-climate models weighted by model performance and independence

  Presenter : Amos M., Young P.J., Hosking J.S., Lamarque J., Abraham N.L., Akiyoshi H., Archibald A.T., Bekki S., Deushi M., Jockel P., Kinnison D., Kirner O., Kunze M., Marchand M., Plummer D.A., Saint-Martin D., Sudo K., Tilmes S., Yamashita Y.
  Title : , Atmospheric Chemistry and Physics, Phys.,(20):9961-9977 (2020)
• Original Paper
  Tropospheric Ozone Assessment Report: A critical review of changes in the tropospheric ozone burden and budget from 1850 to 2100

  Presenter : Archibald A.T., Neu J.L., Elshorbany Y.F., Cooper O.R., Young P.J., Akiyoshi H., Cox R.A., Coyle M., Derwent R.G., Deushi M., Finco A., Frost G.J., Galbally I.E., Gerosa G., Granier C., Griffiths P.T., Hossaini R., Hu L., Jockel P., Josse B., Lin M.Y., Mertens M., Morgenstern O., Naja M., Naik V., Oltmans S., Saiz-Lopez A., Saxena P., Shin Y.M., Shahid I., Shallcross D., Tilmes S., Trickl T., Wallington T.J., Wang T., Worden H.M., Zeng G.
  Title : , ELEMENTA Science of the Anthropocene, Art.8(1):2-53 (2020)
• Original Paper
  Clear-sky ultraviolet radiation modelling using output from the Chemistry Climate Model Initiative

  Presenter : Lamy K., Portafaix T., Josse B., Brogniez C., Godin-Beekmann S., Bencherif H., Revell L., Akiyoshi H., Bekki S., Hegglin M.I., Jöckel P., Kirner O., Liley B., Marecal V., Morgenstern O., Stenke A., Zeng G., Abraham N.L., Archibald A.T., Butchart.N, Chipperfield M.P., Genova G.D, Deushi M.
  Title : , Atmospheric Chemistry and Physics (ACP), Atoms. Chem. Phys.,(19):10087-10110 (2019)
• Original Paper
  The effect of atmospheric nudging on the stratospheric residual circulation in chemistry-climate models

  Presenter : Chrysanthou A., Maycock A.C., Chipperfield M.P., Dhomse S., Garny H., Kinnison D., Akiyoshi H., Deushi M., Garcia R.R., Jockel P., Kirner O., Pitari G., Plummer D.A., Revell L., Rozanov E., Stenke A., Tanaka T.Y., Visioni D., Yamashita Y.
  Title : , Atmospheric Chemistry and Physics (ACP) , 19(17):11559-11586 (2019)
• Original Paper
  Interannual Variation of Upper Stratospheric Ozone in the Northern Midlatitudes in Early Winter Caused by Planetary Waves

  Presenter : Ohyama H., Sugita T., Akiyoshi H., Nagahama T., Mizuno A.
  Title : , Journal of Geophysical Research: Atmospheres, 124:14347-14361 (2019)
• Original Paper
  Ozone sensitivity to varying greenhouse gases and ozone-depleting substances in CCMI-1 simulations

  Presenter : Morgenstern O., Stone K., Schofield R., Akiyoshi H., Yamashita Y., Kinnison D., Garcia R.R., Sudo K., Plummer D., Scinocca J., Oman L.D., Manyin M.E., Zeng G., Rozanov E., Stenke A., Revell L., Pitari G., Mancini E., Genova G.D., Visioni D., Dhomse S., Chipperfield M.
  Title : , Atmos. Chem. Phys., 18:1091-1114 (2018)
• Original Paper
  Tropospheric jet response to Antarctic ozone depletion: An update with Chemistry-Climate Model Initiative (CCMI) models

  Presenter : Son S.w., Han B.R., Garfinkel C.I., Kim S.Y., Park R., Abraham N.L. , Akiyoshi H., Archibald A.T., Butchart N., Chipperfield M.P., Dameris M., Deushi M., Dhomse S.S., Hardiman S.C., J ̈ockel P., Kinnison D., Michou M., Morgenstern O., O’Connor F.M., Oman L.D., Plummer D.A., Pozzer A., Revell L.E., Rozanov E., Stenke A., Stone K., Tilmes S., Yamashita Y., Zeng G.
  Title : , Environmental Research Letters, 054024 (2018)
• Original Paper
  The influences of El Nino and Arctic sea-ice on the QBO disruption in February 2016

  Presenter : Hirota N., Shiogama H., Akiyoshi H., Ogura T., Takahashi M., Kawatani Y., Kimoto M., Mori M.
  Title : , npj Climate and Atmospheric Science, 1(1):10 (2018)
• Original Paper
  Large-scale tropospheric transport in the Chemistry-Climate Model Initiative (CCMI) simulations

  Presenter : Orbe C., Yang H., Waugh D.W., Zeng G., Morgenstern O., Kinnison D., Lamarque J.F., Tilmes S., Plummer D.A., Scinocca J.F., Josse B., Marecal V., Jockel P., Oman L.D., Strahan S.E., Deushi M., Tanaka T.Y., Yoshida K., Akiyoshi H., Yamashita Y., Stenke A., Revell L.E., Sukhodolov T., Rozanov E., Pitari G., Visioni D., Stone K., Schofield R., Banerjee A.
  Title : , Atmos. Chem. Phys, 7217-7235 (2018)
• Original Paper
  Stratospheric Injection of Brominated Very Short-Lived Substances: Aircraft Observations in the Western Pacific and Representation in Global Models

  Presenter : Wales P.A., Salawitch R.J., Nicely J.M., Anderson D.C., Canty T.P., Baidar S., Dix B., Koenig T.K., Volkamer R., Chen D., Huey L.G., Tanner D.J., Cuevas C.A., Fernandez R.P., Kinnison D., Lamarque J.F., Lopez A.S., Atlas E.L., Hall S.R., Navarro M.A., Pan L.L., Schauffler S.M., Stell M., Tilmes S., Ullmannb K., Weinheimer A.J., Akiyoshi H., Chipperfield M.P., Deushi M., Dhomse S.S., Feng W., Graf P., Hossaini R., Jockel P., Mancini E., Michou M., Morgenstern O., Oman L.D., Pitari G., Plummer D.A., Revell L.E., Rozanov E., Martin D.S., Schofield R., Stenke A., Stone K., Visioni D., Yamashita Y., Zeng G.
  Title : , American Geophysical Union, 5690-5719 (2018)
• Original Paper
  The representation of solar cycle signals in stratospheric ozone - Part 2: Analysis of global models

  Presenter : Maycock A.C., Matthes K., Tegtmeier S., Schmidt H., Thieblemont R., Hood L., Akiyoshi H., Bekki S., Deushi M., Jockel P., Kirner O., Kunze M., Marchand M., Marsh D.R., Michou M., Plummer D.A., Revell L.E., Rozanov E., Stenke A., Yamashita Y., Yoshida K.
  Title : , Atmos. Chem. Phys., 11323-11343 (2018)
• Original Paper
  No robust evidence of future changes in major stratospheric sudden warmings: a multi-model assessment from CCMI

  Presenter : Ayarzaguena B., Polvani L.M., Langematz U., Akiyoshi H., Bekki S., Butchart N., Dameris M., Deushi M., Hardiman S.C., Jockel P., Klekociuk A., Marchand M., Michou M., Morgenstern O., O-Connor F.M., Oman L.D., Plummer D.A., Revell L., Rozanov E., Martin D.S., Scinocca J.F., Stenke A., Stone K., Yamashita Y., Yoshida K., Zeng G.
  Title : , Atmos. Chem. Phys., 11277-11287 (2018)
• Original Paper
  Temporal evolution of chlorine and minor species related to ozone depletion observed with ground based FTIR at Syowa Station, Antarctica and satellites during austral fall to spring in 2007 and 2011

  Presenter : Nakajima H., Murata I., Nagahama Y., Akiyoshi H., Saeki K., Takeda M., Tomikawa Y., Jones N.B.
  Title : , Atmos. Chem. Phys. Discuss. (2018)
• Original Paper
  Revisiting the Mystery of Recent Stratospheric Temperature Trends

  Presenter : Maycock A.C., Randel W.J., Steiner A.K., Karpechko A.Y., Christy J., Saunders R., Thompson D.W., Zou C., Chrysanthou A., Abraham N.L., Akiyoshi H., Archibald A.T., Butchart N., Chipperfield M.P., Dameris M., Deushi M., Dhomse S.S., Genova G.D., Jockel P., Kinnison D., Kirner O., Ladstadter F., Michou M., Morgenstern O., O’Connor F.M., Oman L.D., Pitari G., Plummer D.A., Revell L.E., Rozanov E., Stenke A., Visioni D., Yamashita Y., Zeng G.
  Title : , Geophysical Research Letters, 9919-9933 (2018)
• Original Paper
  Characteristics of Atmospheric Wave-Induced Laminae Observed by Ozonesondes at the Southern Tip of South America

  Presenter : Ohyama H., Mizuno A., Zamorano F., Sugita T., Akiyoshi H., Noguchi K., Wolfram E., Salvador J., Benitez G. C.
  Title : , Journal of Geophysical Research: Atmospheres, 123(21):11811-11829 (2018)
• Original Paper
  Tropospheric ozone in CCMI models and Gaussian process emulation to understand biases in the SOCOLv3 chemistry–climate model

  Presenter : Revell L.E., Stenke A., Tummon F., Feinberg A., Rozanov E., Peter T., Abraham N.L., Akiyoshi H., Archibald A.T., Butchart N., Deushi M., Jockel P., Kinnison D., Michou M., Morgenstern O., O’Connor F.M., Oman L.D., Pitari G., Plummer D.A., Schofield R., Stone K., Tilmes S., Visioni D., Yamashita Y., Zeng G.
  Title : , Atmos. Chem. Phys., 16155-16172 (2018)
• Original Paper
  Analysis of the Ozone Reduction Event Over the Southern Tip of South America in November 2009

  Presenter : Akiyoshi H., Kadowaki M., Nakamura H., Sugita T., Hirooka T., Harada Y., Mizuno A.
  Title : , Journal of Geophysical Research: Atmospheres, 12523-12542 (2018)
• Other Publications
  −

  Presenter : Karpechko A.Y., Maycock A.C., Abalos M., Akiyoshi H., Arblaster J.M., Garfinkel C.I., Rosenlof K.H., Sigmond M. (2018)
• Original Paper
  Review of the global models used within phase 1 of the Chemistry–Climate Model Initiative (CCMI)

  Presenter : Morgenstern O., Hegglin M.I., Rozanov E., Connor F.M, Abraham N.L, Akiyoshi H., Arcchibald A.T., Bekkki S., Butchart N., Chipperfield M.P., Deushi M., Dhomse S.S., Garcia R.R., Hardiman S.C., Horowitz L.W., Jockel P., Josse B., Kinnison D., Lin M., Mancini E., Manyyin M.E., Marchand M., Marecal V., Michou M., Oman L.D., Pitari G., Plummer D.A., Revell L.E., Martin D.S., Schofield R., Stenke A., Stone K., Sudo K., Tanaka T.Y., Tilmes S., Yamashita Y., Yoshida K., Zeng G.
  Title : , Geoscientific Model Development, 10:639-671 (2017)
• Original Paper
  Tropical circulation and precipitation response to ozone depletion and recovery

  Presenter : Bronnimann S., Jacques-Coper M., Rozanov E., Fischer A.M., Morgenstern O., Zeng G., Akiyoshi H., Yamashita Y.
  Title : , Environmental Research Letters, 12:064011 (2017)
• Original Paper
  Tagged black carbon simulations in the Arctic: Transport, source contributions, and budget

  Presenter : Ikeda K., Tanimoto H., Sugita T., Akiyoshi H., Kanaya Y., Zhu C., Taketani F.
  Title : , Atmospheric Chemistry and Physics, 17:10515-10533 (2017)
• Original Paper
  Resolution Dependency of Numerically Simulated Stratosphere-to-Troposphere Transport Associated with Mid-Latitude Closed Cyclones in Early Spring around Japan

  Presenter : Yamashita Y., Takigawa M., Ishijima K., Akiyoshi H., Kodama C., Yashiro H., Satoh M.
  Title : , SOLA, 13:186-191 (2017)
• Original Paper
  Comparison of ozone profiles from DIAL, MLS, and chemical transport model simulations over R'io Gallegos, Argentina, during the spring Antarctic vortex breakup, 2009

  Presenter : Sugita T., Akiyoshi H., Wolfram E., Salvador J., Ohyama H., Mizuno A., Ohyama H.
  Title : , Atmospheric Measurement Techniques, 10(12):4947-4964 (2017)
• Original Paper
  A nudged chemistry-climate model simulation of chemical constituent distribution at northern high-latitude stratosphere observed by SMILES and MLS during the 2009/2010 stratospheric sudden warming

  Presenter : Akiyoshi H., Nakamura T., Miyasaka T., Shiotani M., Suzuki M.
  Title : , Journal of Geophysical Research: Atmospheres, 121:1361-1380 (2016)
• Original Paper
  Is the Brewer - Dobson circulation increasing or moving upward?

  Presenter : Oberlander - Hayn S., Gerber Edwin P., Abalichin J., Akiyoshi H., Kerschbaumer A., Kubin A., Kunze M., Langematz U., Meul S., Michou M., Morgenstern O., Oman Luke D.
  Title : , Geophysical Research Letters, 43:1772-1779 (2016)
• Original Paper
  Evaluation of the inter-annual variability of stratospheric chemical composition in chemistry-climate models using ground-based multi species time series

  Presenter : Poulain V., Bekki S., Marchand M., Chipperfield M.P., Khodri M., Dhomse S., Bodeker G.E., Toumi R., Maziere M.De., Pommereau J.P., Pazmino A., Goutail F., Plummer D., Rozanov E., Mancini E., Akiyoshi H., Lamarque J.F., Austin J.
  Title : , J. Atmos. and Solar-Terrestrial Phys, (145):61-84 (2016)
• Original Paper
  SMILES observations of mesospheric ozone during the solar eclipse

  Presenter : Imai K., Imamura T., Takahashi K., Akiyoshi H., Yamashita Y., Suzuki M., Ebisawa K., Shiotani M.
  Title : , Geophysical Research Letters, 42:3576-3582 (2015)
• Original Paper
  The Combined Influences of Westerly Phase of the Quasi-Biennial Oscillation and 11-year Solar Maximum Conditions on the Northern Hemisphere Extratropical Winter Circulation

  Presenter : Yamashita Y., Akiyoshi H., Shepherd T.G., Takahashi M.
  Title : , Journal of the Meteorological Society of Japan, 93(6):629-644 (2015)
• Original Paper
  Diurnal ozone variations in the stratosphere revealed in observations from the Superconducting Submillimeter-Wave Limb-Emission Sounder (SMILES) on board the International Space Station (ISS)

  Presenter : Takatoshi S., Fujiwara M., Mitsuda C., Imai K., Manago N., Naito Y., Nakamura T., Akiyoshi H., Kinnison D., Sano T., Suzuki M., Shiotani M.
  Title : , Journal of Geophysical Research: Atmospheres, 118:2991-3006 (2013)
• Original Paper
  A multimodel comparison of stratospheric ozone data assimilation based on an ensemble Kalman filter approach

  Presenter : Nakamura T., Akiyoshi H., Deushi M., Miyazaki K., Kobayashi C., Shibata K., Iwasaki T.
  Title : , Journal of Geophysical Research: Atmospheres, 118:3848-3868 (2013)
• Original Paper
  Validation of ozone data from the Superconducting Submillimeter-Wave Limb-Emission Sounder (SMILES)

  Presenter : Imai K., Manago N., Mitsuda C. , Naito Y., Nishimoto E., Sakazaki T., Fujiwara M., Froidevaux L., von Clarmann T., Stiller G. P., Murtagh D. P., Rong P-P., Mlynczak M. G., Walker. K. A., Kinnison D. E., Akiyoshi H., Nakamura T. , Miyasaka T., Nishibori T., Mizobuchi S., Kikuchi K., Ozeki H. , Takahashi C., Hayashi H., Sano T., Suzuki M., Takayanagi M., Shiotani M.
  Title : , Journal of Geophysical Research: Atmospheres, 118:5750-5769 (2013)
• Original Paper
  Modeling chemical reactions in the middle atmosphere induced by solar energetic particle events

  Presenter : Sekiguchi K., Imamura T., Akiyoshi H., Motizuki Y.
  Title : , RIKEN Accelerator Progress Report, (46):124 (2013)
• Original Paper
  Climate change projections and stratosphere-troposphere interaction

  Presenter : Scaife A.A. , Spangehl T., Fereday D.R., Cubasch U. , Langematz U., Akiyoshi H., Bekki S., Braesicke P., Butchart N., Chipperfield M.P., Gettelman A. , Hardiman S.C, Michou M., Rozanov E., Shepherd T.G.
  Title : , Climate Dynamics, 38:2089-2097 (2012)
• Original Paper
  Wave activity in the tropical tropopause layer in seven reanalysis and four chemistry climate model data sets

  Presenter : Fujiwara M., Suzuki J., Gettelman A., Hegglin M. I., Akiyoshi H., Shibata K.
  Title : , Journal of Geophysical Research, 117(D12105):1-22 (2012)
• Original Paper
  The nature of Arctic polar vortices in chemistry-climate models

  Presenter : Mitchell D. M., Charlton-Perez A. J., Gray L. J., Akiyoshi H., Butchart N., Hardiman S. C., Morgenstern O, Nakamura T., Rozanov E., Shibata K, Smale D, Yamashita Y.
  Title : , Quarterly Journal of the Royal Meteorological Society, (138):1681-1691 (2012)
• Other Publications
  Chapter 5 A FOCUS ON INFORMATION AND OPTIONS FOR POLICYMAKERS

  Presenter : Daniel J.S., Velders G.J.M., Morgenstern O., Toohey D.W., Wallington T.J., Wuebbles D.J., Akiyoshi H., Bais A.F., Fleming E.L., Jackman C.H. (2011)
• Original Paper
  Attribution of observed changes in stratospheric ozone and temperature

  Presenter : Gillett N. P., Akiyoshi H., Bekki S., Braesicke P., Eyring V., Garcia R., Karpechko A. Yu., McLinden C. A., Morgenstern O. , Plummer D. A.
  Title : , Atmos.Chem.Phys., 11:599-609 (2011)
• Original Paper
  Multimodel climate and variability of the stratosphere

  Presenter : Butchart, N., Charlton‐Perez A. J., Cionni I., Hardiman S. C., Haynes P. H., Krüger K., Kushner P. J., Akiyoshi H., Nakamura T., Yamashita Y.
  Title : , J.Geophys.Res., 116:D05102 (2011)
• Original Paper
  Dynamical response in the Northern Hemisphere midlatitude and high-latitude winter to the QBO simulated by CCSR/NIES CCM

  Presenter : Yamashita Y., Akiyoshi H., Takahashi M.
  Title : , J.Geophys.Res., 116:D06118 (2011)
• Original Paper
  Evaluation of radiation scheme performance within chemistry climate models

  Presenter : Forster,P. M, Fomichev, V. I., Rozanov, E., Jonsson, A. I., Langematz, U., Akiyoshi H., Gillett, N., Karpechko, A., Shibata K.
  Title : , JOURNAL OF GEOPHYSICAL RESEARCH, 116(D10302):1-26 (2011)
• Original Paper
  A study on the formation and trend of the Brewer-Dobson circulation

  Presenter : Okamoto K., Sato K., Akiyoshi H.
  Title : , JOURNAL OF GEOPHYSICAL RESEARCH, 116(D10117):1-11 (2011)
• Original Paper
  Projections of UV radiation changes in the 21st century: impact of ozone recovery and cloud effects

  Presenter : Bais A. F., Tourpali K., Kazantzidis A., Akiyoshi H., Bekki S., Braesicke P., Chipperfield M. P., Dameris M., Eyring V., Garny H., Iachetti D., J ̈ockel P., Kubin A., Langematz U., Mancini E., Michou M. , Morgenstern O., Nakamura T., Newman P. A., Pitari G., Plummer D. A., Rozanov E., Shepherd T. G., Shibata K., Tian W., Yamashita Y.
  Title : , Atmospheric Chemistry and Physics, 11(15):7533-7545 (2011)
• Original Paper
  Improved predictability of the troposphere using stratospheric final warmings

  Presenter : Hardiman S.C., Butchart N., Charlton‐Perez A.J., Shaw T.A., Akiyoshi H., Baumgaertner A., Bekki S., Braesicke P., Chipperfield M., Dameris M., Garcia R.R., Michou M., Pawson S., Rozanov E, Shibata K.
  Title : , JOURNAL OF GEOPHYSICAL RESEARCH, 116:D18113 (2011)
• Original Paper
  Using transport diagnostics to understand chemistry climate model ozone simulations

  Presenter : Strahan S. E., Douglass A. R., Stolarski R. S., Akiyoshi H., Bekki S., Braesicke P., Butchart N., Chipperfield M. P., Cugnet D., Dhomse S., Frith S. M., Gettelman A., Hardiman S. C., Kinnison D. E., Lamarque J.‐F., Mancini E., Marchand M., Michou M., Morgenstern O., Nakamura T., Olivié D., Pawson S., Pitari G., Plummer D. A., Pyle J. A., Scinocca J. F., Shepherd T. G., Shibata K., Smale D., Teyssèdre H., Tian W., Yamashita Y.
  Title : , JOURNAL OF GEOPHYSICAL RESEARCH, 116:D17302 (2011)
• Original Paper
  Multimodel assessment of the upper troposphere and lower stratosphere: Tropics and global trends

  Presenter : Gettelman A., Hegglin M. I., Son S.‐W., Kim J., Fujiwara M., Birner T., Kremser S., Rex M., Añel J. A., Akiyoshi H.
  Title : , J.Geophys.Res., 115:D00M08 (2010)
• Other Publications
  Chapter2 Chemistry climate models and scenarios

  Presenter : Morgenstern, O., Giorgetta, M., Shibata, K., Akiyoshi H., Austin, J., Bekki, S., GETTELMAN A., Lamarque, J.F., Baumgaertner, A. , Chipperfield, M. (2010)
• Original Paper
  Review of the formulation of present‐generation stratospheric chemistry-climate models and associated external forcings

  Presenter : Morgenstern O., Giorgetta M. A., Shibata K., Eyring V., Waugh D. W., Shepherd T. G., Akiyoshi H., Austin J., Nakamura T., Yamashita Y.
  Title : , J.Geophys.Res., 115:D00M02 (2010)
• Original Paper
  Sensitivity of 21st century stratospheric ozone to greenhouse gas scenarios

  Presenter : Eyring V. , Cionni I., Lamarque J. F., Akiyoshi H., Bodeker G. E., Charlton‐Perez A. J., Frith S. M., Nakamura T., Yamashita Y.
  Title : , Geophys.Res.Lett., 37:L16807 (2010)
• Original Paper
  Anthropogenic forcing of the Northern Annular Mode in CCMVal-2 models

  Presenter : Morgenstern O., Akiyoshi H., Bekki S., Braesicke P., Butchart N., Chipperfield M. P., Cugnet D., Deushi M., Nakamura T., Yamashita Y.
  Title : , J.Geophys.Res., 115:D00M03 (2010)
• Original Paper
  Ozone and temperature response of a chemistry climate model to the solar cycle and sea surface temperature

  Presenter : Yamashita Y., Sakamoto K., Akiyoshi H., Takahashi M., Nagashima T., Zhou L.B.
  Title : , J.Geophys.Res., 115:D00M05 (2010)
• Original Paper
  Recovery of stratospheric ozone in calculations by the Center for Climate System Research/National Institute for Environmental Studies chemistry-climate model under the CCMVal-REF2 scenario and a no-climate-change run

  Presenter : Akiyoshi H., Yamashita Y., Sakamoto.K, Zhou.L.B., Imamura T.
  Title : , J.Geophys.Res., 115:D19301 (2010)
• Original Paper
  The potential to narrow uncertainty in projections of stratospheric ozone over the 21st century

  Presenter : Charlton-Perez A. J., Hawkins E., Eyring V., Cionni I., Bodeker G. E., Kinnison D. E., Akiyoshi H., Frith S. M., Nakamura T., Yamashita Y.
  Title : , Atmos.Chem.Phys., 10:9473-9486 (2010)
• Original Paper
  Multi-model assessment of stratospheric ozone return dates and ozone recovery in CCMVal-2 models

  Presenter : Eyring V., Cionni I., Bodeker G. E., Charlton-Perez A. J., Kinnison D. E., Scinocca J. F., Waugh D. W., Akiyoshi H., Nakamura T., Yamashita Y.
  Title : , Atmos.Chem.Phys., 10:9451-9472 (2010)
• Original Paper
  Stratosphere‐troposphere coupling and annular mode variability in chemistry-climate models

  Presenter : Gerber E. P., Baldwin M. P., Akiyoshi H., Austin J., Bekki S., Braesicke P., Butchart N., Chipperfield M., Dameris M., Dhomse S.
  Title : , J.Geophys.Res., 115:D00M06 (2010)
• Original Paper
  Decline and recovery of total column ozone using a multimodel time series analysis

  Presenter : Austin, J. , Scinocca, J., Plummer, D., Oman, L., Waugh, D., Akiyoshi H., Bekki, S., Braesicke, P., Nakamura T., Yamashita Y.
  Title : , J.Geophys.Res., 115:D00M10 (2010)
• Original Paper
  Chemistry-climate model simulations of spring Antarctic ozone

  Presenter : Austin, J., Struthers, H., Scinocca, J., Plummer, D. A., Akiyoshi H., Baumgaertner, A. J. G., Bekki, S., Bodeker, G. E, Nakamura T., Yamashita Y.
  Title : , J.Geophys.Res., 115:D00M11 (2010)
• Original Paper
  Impact of stratospheric ozone on Southern Hemisphere circulation change: A multimodel assessment

  Presenter : Son S.‐W., Gerber E. P., Perlwitz J., Polvani L. M., Gillett N. P., Seo K.‐H., Eyring V., Akiyoshi H., Nakamura T., Yamashita Y.
  Title : , J.Geophys.Res., 115:D00M07 (2010)
• Original Paper
  Chemistry-climate model simulations of Twenty-First century stratospheric climate and circulation changes

  Presenter : Butchart N., Cionni I., Eyring V., Shepherd T. G., Waugh D. W., Akiyoshi H., Austin J., Brüel C., Chipperfield M. P., Cordero E.
  Title : , J.Clim., 23:5349-5374 (2010)
• Original Paper
  Multimodel assessment of the upper troposphere and lower stratosphere: Extratropics

  Presenter : Hegglin M. I., Gettelman A., Hoor P., Krichevsky R., Manney G. L., Pan L. L., Son S.‐W., Akiyoshi H., Nakamura T., Yamashita Y.
  Title : , J.Geophys.Res., 115:D00M09 (2010)
• Original Paper
  Multimodel assessment of the factors driving stratospheric ozone evolution over the 21st century

  Presenter : Oman L. D., Plummer D. A., Waugh D. W., Austin J., Scinocca J. F., Douglass A. R., Salawitch, R. J. , Akiyoshi H., Nakamura T., Yamashita Y.
  Title : , J.Geophys.Res., 115:D24306 (2010)
• Original Paper
  A CCM simulation of the breakup of the Antarctic polar vortex in the years 1980-2004 under the CCMVal scenarios

  Presenter : Akiyoshi H., L.B.Zhou, Yamashita.Y, Sakamoro.K, Yoshiki.M, Nagashima T., Takahashi.M, Kurokawa J., Takigawa.M, Imamura T.
  Title : , J.Geophys.Res., 114:D03103 (2009)
• Original Paper
  Clear sky UV simulations for the 21st century based on ozone and temperature projections from Chemistry-Climate Models

  Presenter : Tourpali K. , Bais A. F., Kazantzidis A., Zerefos C. S., Akiyoshi H., Austin J., Brühl C. , Butchart N. , Chipperfield M. P., Dameris M. , Deushi M., Meteorological Research Institute, Tsukuba, Japan, Giorgetta M. A., Kinnison D. E., Mancini E. , Marsh D.R., Nagashima T., Pitari G., Università L, Rozanov E., Shibata K. , Tian W.
  Title : , Atmos.Chem.Phys., 9(4):1165-1172 (2009)
• Original Paper
  The tropical tropopause layer 1960-2100

  Presenter : Gettelman A., Birner T., Eyring V., Akiyoshi H., Bekki S. , Brühl C., Dameris M. , Kinnison D. E. , Lefevre F. , Lott F. , Mancini E. , Pitari G., Plummer D. A. , Rozanov E. , Shibata K. , Stenke A. , Struthers H. , Tian W.
  Title : , Atmos.Chem.Phys., 9(5):1621-1637 (2009)
• Original Paper
  The impact of stratospheric ozone recovery on tropopause height trends

  Presenter : SON S.- W., POLVANI L. M., WAUGH D. W., BIRNER T., Akiyoshi H., GARCIA R. R., GETTELMAN A., PLUMMER D. A, ROZANOV E.
  Title : , J.Clim., 22(2):429-445 (2009)
• Original Paper
  Coupled chemistry climate model simulations of stratospheric temperatures and their trends for the recent past

  Presenter : Austin J., Wilson R.J., Akiyoshi H., Bekki S., Butchart N., Claud C., Fomichev V.I.., Forester P., Garcia R.R., Nagashima T.
  Title : , Geophys.Res.Lett., 36:L13809 (2009)
• Original Paper
  Influence of lower stratospheric ozone variation on tropospheric temperature and mean meridional circulation in the Northern Hemisphere summer

  Presenter : Nakamura T., Akiyoshi H., Yamashita Y.
  Title : , Geophys.Res.Lett., 36:L14701 (2009)
• Original Paper
  Seasonal cycles of Stratospheric Aerosol and Gas Experiment II near-background aerosol in the lower stratosphere

  Presenter : Niwano M., Hayashida S., Akiyoshi H., Takahashi M.
  Title : , J.Geophys.Res., 114:D14306 (2009)
• Original Paper
  Northern winter stratospheric temperature and ozone responses to ENSO inferred from an ensemble of Chemistry Climate Models

  Presenter : Cagnazzo, C., Manzini, E., Calvo, N., Douglass, A., Akiyoshi H., Bekki, S. , Chipperfield, M. , Dameris, M., Deushi, M., Fischer, A. M.
  Title : , Atmos.Chem.Phys., 9:8935-8948 (2009)
• Original Paper
  The impact of stratospheric ozone recovery on the southern hemisphere westerly Jet

  Presenter : Son S.-W., Polvani L. M., Waugh D. W., Akiyoshi H., Garcia R., Kinnison D., Pawson S., Rozanov E., Shepherd T. G., Shibata K.
  Title : , Science, 320:1486-1489 (2008)
• Original Paper
  Coupled chemistry climate model simulations of the solar cycle in ozone and temperature

  Presenter : Austin J., Tourpali K., Rozanov E., Akiyoshi H., Bekki S., Bodeker G., Brühl C., Butchart N., Chipperfield M., Deushi M., Fomichev V. I., Giorgetta M. A., Gray L., Kodera K., Lott F., Manzini E., Marsh D., Matthes K., Nagashima T., Shibata K., Stolarski R. S., Struthers H., Tian W.
  Title : , J.Geophys.Res., 113:D11306 (2008)
• Report on the 3rd SPARC CCMVal workshop

  Presenter : Eyring V.(*1), Gettelman A.(*2), Harris N.R.P.(*3), Pawson S.(*4), Shepherd T.G.(*5), Waugh D.W.(*6), Akiyoshi H., Butchart N.(*7), Chipperfield M.P.(*8), Dameris M.(*1)
  Title : , SPARC Newsletter, (30):17-19 (2008)
• Multimodel projections of stratospheric ozone in the 21st century

  Presenter : Eyring V.(*1), Waugh D.W.(*2), Bodeker G.E.(*3), Cordero E.(*4), Akiyoshi H., Austin J.(*5), Beagley S.R.(*6)
  Title : , J.Geophys.Res., 112:D16303 (2007)
• Midlatitude and high-latitude N2O distributions in the Northern Hemisphere in early and late Arctic polar vortex breakup years

  Presenter : Akiyoshi H., Zhou L.B.(*1)
  Title : , J.Geophys.Res., 112:D18305 (2007)
• Ozone decrease outside Arctic polar vortex due to polar vortex processing in 1997

  Presenter : Akiyoshi H., Sugata S., Yoshiki M., Sugita T.
  Title : , J.Geophys.Res., 111:D22311 (2006)
• Assessment of temperature,trace species,and ozone in chemistry-climate model simulations of the recent past

  Presenter : Eyring V.(*1), Butchart N.(*2), Waugh D.W.(*3), Akiyoshi H., Austin J.(*4)
  Title : , J.Geophys.Res., 111:D22308 (2006)
• Chapter 6.The ozone layer in the 21st century

  Presenter : Bodeker G.E.(*1), Waugh D.W.(*2), Akiyoshi H., Braesicke P.(*3), Eyring V.(*4), Fahey D.W.(*5), Manzini E.(*6), Newchurch M.J.(*7)
  Title : , Scientific Assessment of Ozone Depletion: 2006 (WMO Global Ozone Res.Monit.Proj.-Rep.No.50)(Ajavon A.-L. N.,Albritton D.L.,Watson R.T. eds.,WMO,572p.), 6.1-6.43 (2006)
• Effects of atmospheric sphericity on stratospheric chemistry and dynamics over Antarctica

  Presenter : , AKIYOSHI Hideharu, NAGASHIMA Tatsuya
  Title : , J.Geophys.Res., 110:D21305 (2005)
• N2O distributions in the early and late breakup years

  Presenter : Zhou L.B., Akiyoshi H.
  Title : , Proc.14th Atmos.Chem.Symp.(STE Lab.Univ.Nagoya,299p.) (2004)
• Ozone perturbations in the Arctic summer lower stratosphere as a reflection of NOx chemistry and planetary scale wave activity

  Presenter : Akiyoshi H., Sugita T., Kanzawa H., Kawamoto,N.(*1)
  Title : , J.Geophys.Res., 109(D03):D03304-1-D03304-9 (2004)
• Analysis of year-to-year ozone variation over the subtropical western Pacific region using EP_TOMS data and CCSR/NIES nudging CTM

  Presenter : Zhou L.B., Akiyoshi H., Kawahira K.(*1)
  Title : , J.Geophys.Res., 108(D20):ACL3-1-ACL3-11 (2003)
• Analysis of year-to-year ozone variaion over the subtropical western Pacific region using EP_TOMS data and CCSR/NIES nudging CTM

  Presenter : Zhou L.B., Akiyoshi H., Kawahira K.(*1)
  Title : , Proc.13th Atmos.Chem.Symp., 76-77 (2003)
• Simulation of stratospheric sulfate aerosols using a Center for Climate System Research/National Institute for Environmental Studies atmospheric GCM with coupled chemistry

  Presenter : Takigawa M.(*1), Takahashi M.(*2), Akiyoshi H.
  Title : , J.Geophys.Res., 107(D22,4610):AAC1-1-AAC1-11 (2002)
• Future development of the ozone layer calculated by a general circulation model with fully interactive chemistry

  Presenter : Nagashima T., Takahashi M.(*1), Takigawa M.(*2), Akiyoshi H.
  Title : , Geophys.Res.Lett., 29(8):3-1-3-4 (2002)
• Chemistery and temperature perturbations due to Pinatubo aerosols calculated by a chemical-radiative coupled 1-D models

  Presenter : Akiyoshi H.
  Title : , J.Meteorol.Soc.Jpn., 80(3):361-385 (2002)
• Low-N2O air masses after the breakdown of the arctic polar vortex in 1997 simulated by the CCSR/NIES nudging CTM

  Presenter : AKIYOSHI Hideharu, NAKAJIMA Hideaki, Sugata S.
  Title : , J.Meteorol.Soc.Jpn., 80(3):451-463 (2002)
• Dvelopment of CCSR/NIES nudging CTM and ozone simulation

  Presenter : Akiyoshi H., Takigawa M.(*1), Nagashima T.(*1), Kurokawa J.(*2), Sugata S., Takahashi M.(*1), Nakane H.
  Title : , Present & Future of Modeling Global Environmental change: Toward Integrated Modeling (2001)
• Balloon-borne regular and correlative measurements of ozone,water vapor,aerosol and ground-based reference total ozone observation at Yakutsk(62N,130E) station

  Presenter : Yushkov V.(*1), Dorokov V.(*1), Lukyanov A.(*1), Nakane H., Akiyoshi H., Sasano Y., Ogawa T.(*2), Hayashi M.(*3)
  Title : , Summ.Rep.ADEOS PI Sci.Achiev., 33-44 (2001)
• Modeling of Chemistry and Chemistry-radiation Coupling Processes for the Middle Atmosphere and a Numerical Experiment on CO2 Doubling with a 1-D Coupled Model

  Presenter : AKIYOSHI Hideharu
  Title : , J.Meteorol.Soc.Jpn., 78(5):563‐584 (2000)
• Uptake of acetone into sulfuric-acid solutions

  Presenter : AKIYOSHI Hideharu,
  Title : , Geophys.Res.Lett., 27(9):1419‐1422 (2000)
• Simulation of ozone and other chemical apecies using a Center for Climate System Research/National Institute for Environmental Studies atmospheric GCM with coupled stratospheric chemistry

  Presenter : AKIYOSHI Hideharu
  Title : , J.Geophys.Res., 104(D11):14003‐14018 (1999)
• EVIDENCE OF OZONE DEPLETION OVER YAKUTSK,EASTERN SIBERIA,IN 1995

  Presenter : , AKIYOSHI Hideharu
  Title : , ATMOSPHERIC OZONE(Bojkov R.D.,Visconti G.ed.,Parco Scientificoe Tecnologico d'Aruzzo,), 241‐244 (1998)
• Ozone loss rate from box model studies and ozonesonde data along the air mass trajectories arriving at Yakutsk station in winter-spring season

  Presenter : , AKIYOSHI Hideharu
  Title : , Polar stratospheric ozone 1997(Harris N.R.R.,Kilbane-Dawe I.,& Amanatidis G.T.ed.,European Commumities,772p.), 297‐300 (1998)
• OZONE HOLE SIMULATION USING CCSR/NIES AGCM

  Presenter : AKIYOSHI Hideharu, NAGASHIMA Tatsuya
  Title : , Proceeding Tsukuba Int.Workshop Stratos.Change & Its Role Clim.& ATMOS-C1 Satellite Mission(地球科学技術推進機構地球科学技術フォーラム事務局,224p.), 186‐188 (1997)
• DEVELOPMENT OF 1-D CHEMICAL-RADIATIVE COUPLING MODEL FOR PINATUBO AEROSOL STUDY AND 3-D CHEMICAL MODELS

  Presenter : AKIYOSHI Hideharu
  Title : , Proceeding Tsukuba Int.Workshop Stratos.Change & Its Role Clim.& ATMOS-C1 Satellite Mission(地球科学技術推進機構地球科学技術フォーラム事務局,224p.), 184 (1997)
• Variation of ozone and aerosols in Eastern Asia during SESAME

  Presenter : Sugimoto N., , , AKIYOSHI Hideharu
  Title : , Polar Stratos.Ozone 1995(Pyle J.A.,Harris N.R.P.,& Amanatidis G.T.eds.,Off.Off.Pub.Eur.Communities), 492‐496 (1995)
• Observation of the Pinatsubo volcanic cloud by lidar network in Japan

  Presenter : , , AKIYOSHI Hideharu
  Title : , J.Meteorol.Soc.Jpn., 71(2):285‐295 (1993)
• Lidar measurements of stratospheric aerosols enhanced after the eruption of mt.Pinatsubo:Alaska,winter 1991/1992

  Presenter : , AKIYOSHI Hideharu,
  Title : , Proc.NIPR Symp.PolarMeteorol.Glaciol., (7):83‐89 (1993)

• Evaluation of stratospheric transport in three generations of Chemistry-Climate Models

  Presenter : Abalos M., Birner T., Chrysanthou A., Davis S., Camara A. de la, Dhomse S., Garny H., Hegglin M.I., Hubert D., Ivaniha O., Keeble J., Linz M., Minganti D., Neu J., Plummer D., Saunders L., Shah K., Stiller G., Tourpali K., Waugh D., Abraham N. L., Akiyoshi H., Chipperfield M. P., Jockel P., Josse B., Marchand M., Martineau P., Morgenstern O., Sukhodolov T., Watanabe S., Yamashita Y.
  Title : , Atmospheric Chemistry and Physics, 26:5249-5291 (2026)
• On the role of dynamical uncertainties in the spread of Arctic ozone recovery projections

  Presenter : Benito-Barca S., Abalos M., Calvo N., de la Camara A., Ayarzaguena B., Chiodo G., Akiyoshi H., Dennison F., Jockel P., Josse B., Kinnison D., Morgenstern O., Plummer D., Sukhodolov T., Yamashita Y., Watanabe S.
  Title : , Geophysical Research Letters, 53:e2025GL120212 (2026)
• Middle atmosphere chemical and dynamical effects in the CCMI-2022 stratospheric aerosol injection scenario

  Presenter : Jorimann A., Sukhodolov T., Tilmes S., Plummer D., Watanabe S., Akiyoshi H., Chiodo G., Visioni D., Vattioni S., Rozanov E., Bednarz E.M., Josse B., Yamashita Y., Peter T.
  Title : , Atmospheric Chemistry and Physics, 26:11207-11234 (2026)
• Recent lower stratospheric ozone trends in CCMI-2022 models: Role of natural variability and transport

  Presenter : Benito-Barca S., Abalos M., Calvo N., Garny H., Birner T., Abraham N.L., Akiyoshi H., Dennison F., Jockel P., Josse B., Keeble J., Kinnison D., Marchand M., Morgenstern O., Plummer D., Rozanov E., Strode S., Sukhodolov T., Watanabe S., Yamashita Y.
  Title : , Journal of Geophysical Research: Atmospheres, 130:e2024JD042412 (2025)
• Hunga Tonga-Hunga Ha’apai volcano impact model observation comparison (HTHH-MOC) project: experiment protocol and model descriptions

  Presenter : Zhu Y., Akiyoshi H., Aquila V., Asher E., Bednarz E. M., Bekki S., Bruhl C., Butler A. H., Case P., Chabrillat S., Chiodo G., Clyne M., Colarco P. R., Dhomse S., Falletti L., Fleming E., Johnson B., Jorimann A., Kovilakam M., Koren G., Kuchar A., Lebas N., Liang Q., Liu C.-C., Mann G., Manyin M., Marchand M., Morgenstern O., Newman P., Oman L. D., Osterstrom F. F., Peng Y., Plummer D., Quaglia I., Randel W., Remy S., Sekiya T., Steenrod S., Sukhodolov T., Tilmes S., Tsigaridis K., Ueyama R., Visioni D., Wang X., Watanabe S., Yamashita Y., Yu P., Yu W., Zhang J., Zhuo Z.
  Title : , Geoscientific Model Development, 18:5487-5512 (2025)
• Dependence of column ozone on future ODSs and GHGs in the variability of 500-ensemble members

  Presenter : Akiyoshi H., Kadowaki M., Yamashita Y., Nagatomo T.
  Title : , Scientific Reports, 13(320): (2023)
• Theoretical Foundation of the Linear Relationship between the Midlatitude Eddy Heat Flux and Fall-to-Spring Polar Ozone Buildup

  Presenter : Hasebe, F., Kodera, S., Akiyoshi H.
  Title : , Journal of the Atmospheric Sciences, 80(3):889-908 (2023)
• Stratospheric water vapor affecting atmospheric circulation

  Presenter : Charlesworth E., Ploger F., Birner T., Baikhadzhaev R., Abalos M., Abraham N.L., Akiyoshi H., Bekki S., Dennison F., Jockel P., Keeble J., Kinnison D., Morgenstern O., Plummer D., Rozanov E., Strode S., Zeng G., Egorova T., Riese M.
  Title : , Nature Communications, 14(3925):1-9 (2023)
• Weakening of springtime Arctic ozone depletion with climate change

  Presenter : Friedel M., Chiodo G., Sukhodolov T., Keeble J., Peter T., Seeber S., Stenke A., Akiyoshi H., Rozanov E., Plummer D., Jockel P., Zeng G., Morgenstern O., Josse B.
  Title : , Atmospheric Chemistry and Physics, 23:10235-10254 (2023)
• The role of sea-surface conditions in Southern-Hemisphere polar vortex strength and associated wave forcing revealed by a multi-member ensemble simulation with the chemistry–climate model

  Presenter : Yamashita Y., Akiyoshi H., Inoue M.
  Title : , SOLA, 19B:9-12 (2023)
• Analysis of Arctic Spring Ozone Anomaly in the Phases of QBO and 11-Year Solar Cycle for 1979-2017

  Presenter : Yamashita Y., Akiyoshi H.
  Title : , Atmosphere, 12(5): (2021)
• PSTEP: project for solar-terrestrial environment prediction

  Presenter : Kusano K., Ichimoto K., Ishii M., Miyoshi Y., Yoden S., Akiyoshi H., Asai A., Ebihara Y., Fujiwara H., Goto T., Hanaoka Y., Hayakawa H., Hosokawa K., Hotta H., Hozumi K., Imada S., Iwai K., Iyemori T., Jin H., Kataoka R., Katoh Y., Kikuchi T., Kubo Y., Kurita S., Matsumoto H., Mitani T., Miyahara H., Miyoshi Y., Nagatsuma T., Nakamizo A., Nakamura S., Nakata H., Nishizuka N., Otsuka Y., Saito S., Saito S., Sakurai T., Sato T., Shimizu T., Shinagawa H., Shiokawa K., Shiota D., Takashima T., Tao C., Toriumi S., Ueno S., Watanabe K., Watari S., Yashiro S., Yoshida K., Yoshikawa A.
  Title : , Earth,Planets and Space (2021)
• Model and Satellite Analysis of Transport of Asian Anthropogenic Pollution to the Arctic: Siberian and Pacific Pathways and Their Meteorological Controls

  Presenter : Ikeda K., Tanimoto H., Sugita T., Akiyoshi H., Clerbaux C., Coheur P.F.
  Title : , Journal of Geophysical Research: Atmospheres, 126:e2020JD033459 (2021)
• Impact of Unmitigated HFC Emissions on Stratospheric Ozone at the End of the 21st Century as Simulated by Chemistry-Climate Models

  Presenter : Dupuy E., Akiyoshi H., Yamashita H.
  Title : , Journal of Geophysical Research: Atmospheres, 126: (2021)
• Chlorine partitioning near the polar vortex edge observed with ground-based FTIR and satellites at Syowa Station, Antarctica, in 2007 and 2011

  Presenter : Nakajima H., Murata I., Nagahama Y., Akiyoshi H., Saeki K., Kinase T., Takeda M., Tomikawa Y., Dupuy E., Jones N.B.
  Title : , Atmospheric Chemistry and Physics, 20:1043-1074 (2020)
• Projecting ozone hole recovery using an ensemble of chemistry-climate models weighted by model performance and independence

  Presenter : Amos M., Young P.J., Hosking J.S., Lamarque J., Abraham N.L., Akiyoshi H., Archibald A.T., Bekki S., Deushi M., Jockel P., Kinnison D., Kirner O., Kunze M., Marchand M., Plummer D.A., Saint-Martin D., Sudo K., Tilmes S., Yamashita Y.
  Title : , Atmospheric Chemistry and Physics, Phys.,(20):9961-9977 (2020)
• Tropospheric Ozone Assessment Report: A critical review of changes in the tropospheric ozone burden and budget from 1850 to 2100

  Presenter : Archibald A.T., Neu J.L., Elshorbany Y.F., Cooper O.R., Young P.J., Akiyoshi H., Cox R.A., Coyle M., Derwent R.G., Deushi M., Finco A., Frost G.J., Galbally I.E., Gerosa G., Granier C., Griffiths P.T., Hossaini R., Hu L., Jockel P., Josse B., Lin M.Y., Mertens M., Morgenstern O., Naja M., Naik V., Oltmans S., Saiz-Lopez A., Saxena P., Shin Y.M., Shahid I., Shallcross D., Tilmes S., Trickl T., Wallington T.J., Wang T., Worden H.M., Zeng G.
  Title : , ELEMENTA Science of the Anthropocene, Art.8(1):2-53 (2020)
• Clear-sky ultraviolet radiation modelling using output from the Chemistry Climate Model Initiative

  Presenter : Lamy K., Portafaix T., Josse B., Brogniez C., Godin-Beekmann S., Bencherif H., Revell L., Akiyoshi H., Bekki S., Hegglin M.I., Jöckel P., Kirner O., Liley B., Marecal V., Morgenstern O., Stenke A., Zeng G., Abraham N.L., Archibald A.T., Butchart.N, Chipperfield M.P., Genova G.D, Deushi M.
  Title : , Atmospheric Chemistry and Physics (ACP), Atoms. Chem. Phys.,(19):10087-10110 (2019)
• The effect of atmospheric nudging on the stratospheric residual circulation in chemistry-climate models

  Presenter : Chrysanthou A., Maycock A.C., Chipperfield M.P., Dhomse S., Garny H., Kinnison D., Akiyoshi H., Deushi M., Garcia R.R., Jockel P., Kirner O., Pitari G., Plummer D.A., Revell L., Rozanov E., Stenke A., Tanaka T.Y., Visioni D., Yamashita Y.
  Title : , Atmospheric Chemistry and Physics (ACP) , 19(17):11559-11586 (2019)
• Interannual Variation of Upper Stratospheric Ozone in the Northern Midlatitudes in Early Winter Caused by Planetary Waves

  Presenter : Ohyama H., Sugita T., Akiyoshi H., Nagahama T., Mizuno A.
  Title : , Journal of Geophysical Research: Atmospheres, 124:14347-14361 (2019)
• Ozone sensitivity to varying greenhouse gases and ozone-depleting substances in CCMI-1 simulations

  Presenter : Morgenstern O., Stone K., Schofield R., Akiyoshi H., Yamashita Y., Kinnison D., Garcia R.R., Sudo K., Plummer D., Scinocca J., Oman L.D., Manyin M.E., Zeng G., Rozanov E., Stenke A., Revell L., Pitari G., Mancini E., Genova G.D., Visioni D., Dhomse S., Chipperfield M.
  Title : , Atmos. Chem. Phys., 18:1091-1114 (2018)
• Tropospheric jet response to Antarctic ozone depletion: An update with Chemistry-Climate Model Initiative (CCMI) models

  Presenter : Son S.w., Han B.R., Garfinkel C.I., Kim S.Y., Park R., Abraham N.L. , Akiyoshi H., Archibald A.T., Butchart N., Chipperfield M.P., Dameris M., Deushi M., Dhomse S.S., Hardiman S.C., J ̈ockel P., Kinnison D., Michou M., Morgenstern O., O’Connor F.M., Oman L.D., Plummer D.A., Pozzer A., Revell L.E., Rozanov E., Stenke A., Stone K., Tilmes S., Yamashita Y., Zeng G.
  Title : , Environmental Research Letters, 054024 (2018)
• The influences of El Nino and Arctic sea-ice on the QBO disruption in February 2016

  Presenter : Hirota N., Shiogama H., Akiyoshi H., Ogura T., Takahashi M., Kawatani Y., Kimoto M., Mori M.
  Title : , npj Climate and Atmospheric Science, 1(1):10 (2018)
• Large-scale tropospheric transport in the Chemistry-Climate Model Initiative (CCMI) simulations

  Presenter : Orbe C., Yang H., Waugh D.W., Zeng G., Morgenstern O., Kinnison D., Lamarque J.F., Tilmes S., Plummer D.A., Scinocca J.F., Josse B., Marecal V., Jockel P., Oman L.D., Strahan S.E., Deushi M., Tanaka T.Y., Yoshida K., Akiyoshi H., Yamashita Y., Stenke A., Revell L.E., Sukhodolov T., Rozanov E., Pitari G., Visioni D., Stone K., Schofield R., Banerjee A.
  Title : , Atmos. Chem. Phys, 7217-7235 (2018)
• Stratospheric Injection of Brominated Very Short-Lived Substances: Aircraft Observations in the Western Pacific and Representation in Global Models

  Presenter : Wales P.A., Salawitch R.J., Nicely J.M., Anderson D.C., Canty T.P., Baidar S., Dix B., Koenig T.K., Volkamer R., Chen D., Huey L.G., Tanner D.J., Cuevas C.A., Fernandez R.P., Kinnison D., Lamarque J.F., Lopez A.S., Atlas E.L., Hall S.R., Navarro M.A., Pan L.L., Schauffler S.M., Stell M., Tilmes S., Ullmannb K., Weinheimer A.J., Akiyoshi H., Chipperfield M.P., Deushi M., Dhomse S.S., Feng W., Graf P., Hossaini R., Jockel P., Mancini E., Michou M., Morgenstern O., Oman L.D., Pitari G., Plummer D.A., Revell L.E., Rozanov E., Martin D.S., Schofield R., Stenke A., Stone K., Visioni D., Yamashita Y., Zeng G.
  Title : , American Geophysical Union, 5690-5719 (2018)
• The representation of solar cycle signals in stratospheric ozone - Part 2: Analysis of global models

  Presenter : Maycock A.C., Matthes K., Tegtmeier S., Schmidt H., Thieblemont R., Hood L., Akiyoshi H., Bekki S., Deushi M., Jockel P., Kirner O., Kunze M., Marchand M., Marsh D.R., Michou M., Plummer D.A., Revell L.E., Rozanov E., Stenke A., Yamashita Y., Yoshida K.
  Title : , Atmos. Chem. Phys., 11323-11343 (2018)
• No robust evidence of future changes in major stratospheric sudden warmings: a multi-model assessment from CCMI

  Presenter : Ayarzaguena B., Polvani L.M., Langematz U., Akiyoshi H., Bekki S., Butchart N., Dameris M., Deushi M., Hardiman S.C., Jockel P., Klekociuk A., Marchand M., Michou M., Morgenstern O., O-Connor F.M., Oman L.D., Plummer D.A., Revell L., Rozanov E., Martin D.S., Scinocca J.F., Stenke A., Stone K., Yamashita Y., Yoshida K., Zeng G.
  Title : , Atmos. Chem. Phys., 11277-11287 (2018)
• Temporal evolution of chlorine and minor species related to ozone depletion observed with ground based FTIR at Syowa Station, Antarctica and satellites during austral fall to spring in 2007 and 2011

  Presenter : Nakajima H., Murata I., Nagahama Y., Akiyoshi H., Saeki K., Takeda M., Tomikawa Y., Jones N.B.
  Title : , Atmos. Chem. Phys. Discuss. (2018)
• Revisiting the Mystery of Recent Stratospheric Temperature Trends

  Presenter : Maycock A.C., Randel W.J., Steiner A.K., Karpechko A.Y., Christy J., Saunders R., Thompson D.W., Zou C., Chrysanthou A., Abraham N.L., Akiyoshi H., Archibald A.T., Butchart N., Chipperfield M.P., Dameris M., Deushi M., Dhomse S.S., Genova G.D., Jockel P., Kinnison D., Kirner O., Ladstadter F., Michou M., Morgenstern O., O’Connor F.M., Oman L.D., Pitari G., Plummer D.A., Revell L.E., Rozanov E., Stenke A., Visioni D., Yamashita Y., Zeng G.
  Title : , Geophysical Research Letters, 9919-9933 (2018)
• Characteristics of Atmospheric Wave-Induced Laminae Observed by Ozonesondes at the Southern Tip of South America

  Presenter : Ohyama H., Mizuno A., Zamorano F., Sugita T., Akiyoshi H., Noguchi K., Wolfram E., Salvador J., Benitez G. C.
  Title : , Journal of Geophysical Research: Atmospheres, 123(21):11811-11829 (2018)
• Tropospheric ozone in CCMI models and Gaussian process emulation to understand biases in the SOCOLv3 chemistry–climate model

  Presenter : Revell L.E., Stenke A., Tummon F., Feinberg A., Rozanov E., Peter T., Abraham N.L., Akiyoshi H., Archibald A.T., Butchart N., Deushi M., Jockel P., Kinnison D., Michou M., Morgenstern O., O’Connor F.M., Oman L.D., Pitari G., Plummer D.A., Schofield R., Stone K., Tilmes S., Visioni D., Yamashita Y., Zeng G.
  Title : , Atmos. Chem. Phys., 16155-16172 (2018)
• Analysis of the Ozone Reduction Event Over the Southern Tip of South America in November 2009

  Presenter : Akiyoshi H., Kadowaki M., Nakamura H., Sugita T., Hirooka T., Harada Y., Mizuno A.
  Title : , Journal of Geophysical Research: Atmospheres, 12523-12542 (2018)
• Review of the global models used within phase 1 of the Chemistry–Climate Model Initiative (CCMI)

  Presenter : Morgenstern O., Hegglin M.I., Rozanov E., Connor F.M, Abraham N.L, Akiyoshi H., Arcchibald A.T., Bekkki S., Butchart N., Chipperfield M.P., Deushi M., Dhomse S.S., Garcia R.R., Hardiman S.C., Horowitz L.W., Jockel P., Josse B., Kinnison D., Lin M., Mancini E., Manyyin M.E., Marchand M., Marecal V., Michou M., Oman L.D., Pitari G., Plummer D.A., Revell L.E., Martin D.S., Schofield R., Stenke A., Stone K., Sudo K., Tanaka T.Y., Tilmes S., Yamashita Y., Yoshida K., Zeng G.
  Title : , Geoscientific Model Development, 10:639-671 (2017)
• Tropical circulation and precipitation response to ozone depletion and recovery

  Presenter : Bronnimann S., Jacques-Coper M., Rozanov E., Fischer A.M., Morgenstern O., Zeng G., Akiyoshi H., Yamashita Y.
  Title : , Environmental Research Letters, 12:064011 (2017)
• Tagged black carbon simulations in the Arctic: Transport, source contributions, and budget

  Presenter : Ikeda K., Tanimoto H., Sugita T., Akiyoshi H., Kanaya Y., Zhu C., Taketani F.
  Title : , Atmospheric Chemistry and Physics, 17:10515-10533 (2017)
• Resolution Dependency of Numerically Simulated Stratosphere-to-Troposphere Transport Associated with Mid-Latitude Closed Cyclones in Early Spring around Japan

  Presenter : Yamashita Y., Takigawa M., Ishijima K., Akiyoshi H., Kodama C., Yashiro H., Satoh M.
  Title : , SOLA, 13:186-191 (2017)
• Comparison of ozone profiles from DIAL, MLS, and chemical transport model simulations over R'io Gallegos, Argentina, during the spring Antarctic vortex breakup, 2009

  Presenter : Sugita T., Akiyoshi H., Wolfram E., Salvador J., Ohyama H., Mizuno A., Ohyama H.
  Title : , Atmospheric Measurement Techniques, 10(12):4947-4964 (2017)
• A nudged chemistry-climate model simulation of chemical constituent distribution at northern high-latitude stratosphere observed by SMILES and MLS during the 2009/2010 stratospheric sudden warming

  Presenter : Akiyoshi H., Nakamura T., Miyasaka T., Shiotani M., Suzuki M.
  Title : , Journal of Geophysical Research: Atmospheres, 121:1361-1380 (2016)
• Is the Brewer - Dobson circulation increasing or moving upward?

  Presenter : Oberlander - Hayn S., Gerber Edwin P., Abalichin J., Akiyoshi H., Kerschbaumer A., Kubin A., Kunze M., Langematz U., Meul S., Michou M., Morgenstern O., Oman Luke D.
  Title : , Geophysical Research Letters, 43:1772-1779 (2016)
• Evaluation of the inter-annual variability of stratospheric chemical composition in chemistry-climate models using ground-based multi species time series

  Presenter : Poulain V., Bekki S., Marchand M., Chipperfield M.P., Khodri M., Dhomse S., Bodeker G.E., Toumi R., Maziere M.De., Pommereau J.P., Pazmino A., Goutail F., Plummer D., Rozanov E., Mancini E., Akiyoshi H., Lamarque J.F., Austin J.
  Title : , J. Atmos. and Solar-Terrestrial Phys, (145):61-84 (2016)
• SMILES observations of mesospheric ozone during the solar eclipse

  Presenter : Imai K., Imamura T., Takahashi K., Akiyoshi H., Yamashita Y., Suzuki M., Ebisawa K., Shiotani M.
  Title : , Geophysical Research Letters, 42:3576-3582 (2015)
• The Combined Influences of Westerly Phase of the Quasi-Biennial Oscillation and 11-year Solar Maximum Conditions on the Northern Hemisphere Extratropical Winter Circulation

  Presenter : Yamashita Y., Akiyoshi H., Shepherd T.G., Takahashi M.
  Title : , Journal of the Meteorological Society of Japan, 93(6):629-644 (2015)
• Diurnal ozone variations in the stratosphere revealed in observations from the Superconducting Submillimeter-Wave Limb-Emission Sounder (SMILES) on board the International Space Station (ISS)

  Presenter : Takatoshi S., Fujiwara M., Mitsuda C., Imai K., Manago N., Naito Y., Nakamura T., Akiyoshi H., Kinnison D., Sano T., Suzuki M., Shiotani M.
  Title : , Journal of Geophysical Research: Atmospheres, 118:2991-3006 (2013)
• A multimodel comparison of stratospheric ozone data assimilation based on an ensemble Kalman filter approach

  Presenter : Nakamura T., Akiyoshi H., Deushi M., Miyazaki K., Kobayashi C., Shibata K., Iwasaki T.
  Title : , Journal of Geophysical Research: Atmospheres, 118:3848-3868 (2013)
• Validation of ozone data from the Superconducting Submillimeter-Wave Limb-Emission Sounder (SMILES)

  Presenter : Imai K., Manago N., Mitsuda C. , Naito Y., Nishimoto E., Sakazaki T., Fujiwara M., Froidevaux L., von Clarmann T., Stiller G. P., Murtagh D. P., Rong P-P., Mlynczak M. G., Walker. K. A., Kinnison D. E., Akiyoshi H., Nakamura T. , Miyasaka T., Nishibori T., Mizobuchi S., Kikuchi K., Ozeki H. , Takahashi C., Hayashi H., Sano T., Suzuki M., Takayanagi M., Shiotani M.
  Title : , Journal of Geophysical Research: Atmospheres, 118:5750-5769 (2013)
• Modeling chemical reactions in the middle atmosphere induced by solar energetic particle events

  Presenter : Sekiguchi K., Imamura T., Akiyoshi H., Motizuki Y.
  Title : , RIKEN Accelerator Progress Report, (46):124 (2013)
• Climate change projections and stratosphere-troposphere interaction

  Presenter : Scaife A.A. , Spangehl T., Fereday D.R., Cubasch U. , Langematz U., Akiyoshi H., Bekki S., Braesicke P., Butchart N., Chipperfield M.P., Gettelman A. , Hardiman S.C, Michou M., Rozanov E., Shepherd T.G.
  Title : , Climate Dynamics, 38:2089-2097 (2012)
• Wave activity in the tropical tropopause layer in seven reanalysis and four chemistry climate model data sets

  Presenter : Fujiwara M., Suzuki J., Gettelman A., Hegglin M. I., Akiyoshi H., Shibata K.
  Title : , Journal of Geophysical Research, 117(D12105):1-22 (2012)
• The nature of Arctic polar vortices in chemistry-climate models

  Presenter : Mitchell D. M., Charlton-Perez A. J., Gray L. J., Akiyoshi H., Butchart N., Hardiman S. C., Morgenstern O, Nakamura T., Rozanov E., Shibata K, Smale D, Yamashita Y.
  Title : , Quarterly Journal of the Royal Meteorological Society, (138):1681-1691 (2012)
• Attribution of observed changes in stratospheric ozone and temperature

  Presenter : Gillett N. P., Akiyoshi H., Bekki S., Braesicke P., Eyring V., Garcia R., Karpechko A. Yu., McLinden C. A., Morgenstern O. , Plummer D. A.
  Title : , Atmos.Chem.Phys., 11:599-609 (2011)
• Multimodel climate and variability of the stratosphere

  Presenter : Butchart, N., Charlton‐Perez A. J., Cionni I., Hardiman S. C., Haynes P. H., Krüger K., Kushner P. J., Akiyoshi H., Nakamura T., Yamashita Y.
  Title : , J.Geophys.Res., 116:D05102 (2011)
• Dynamical response in the Northern Hemisphere midlatitude and high-latitude winter to the QBO simulated by CCSR/NIES CCM

  Presenter : Yamashita Y., Akiyoshi H., Takahashi M.
  Title : , J.Geophys.Res., 116:D06118 (2011)
• Evaluation of radiation scheme performance within chemistry climate models

  Presenter : Forster,P. M, Fomichev, V. I., Rozanov, E., Jonsson, A. I., Langematz, U., Akiyoshi H., Gillett, N., Karpechko, A., Shibata K.
  Title : , JOURNAL OF GEOPHYSICAL RESEARCH, 116(D10302):1-26 (2011)
• A study on the formation and trend of the Brewer-Dobson circulation

  Presenter : Okamoto K., Sato K., Akiyoshi H.
  Title : , JOURNAL OF GEOPHYSICAL RESEARCH, 116(D10117):1-11 (2011)
• Projections of UV radiation changes in the 21st century: impact of ozone recovery and cloud effects

  Presenter : Bais A. F., Tourpali K., Kazantzidis A., Akiyoshi H., Bekki S., Braesicke P., Chipperfield M. P., Dameris M., Eyring V., Garny H., Iachetti D., J ̈ockel P., Kubin A., Langematz U., Mancini E., Michou M. , Morgenstern O., Nakamura T., Newman P. A., Pitari G., Plummer D. A., Rozanov E., Shepherd T. G., Shibata K., Tian W., Yamashita Y.
  Title : , Atmospheric Chemistry and Physics, 11(15):7533-7545 (2011)
• Improved predictability of the troposphere using stratospheric final warmings

  Presenter : Hardiman S.C., Butchart N., Charlton‐Perez A.J., Shaw T.A., Akiyoshi H., Baumgaertner A., Bekki S., Braesicke P., Chipperfield M., Dameris M., Garcia R.R., Michou M., Pawson S., Rozanov E, Shibata K.
  Title : , JOURNAL OF GEOPHYSICAL RESEARCH, 116:D18113 (2011)
• Using transport diagnostics to understand chemistry climate model ozone simulations

  Presenter : Strahan S. E., Douglass A. R., Stolarski R. S., Akiyoshi H., Bekki S., Braesicke P., Butchart N., Chipperfield M. P., Cugnet D., Dhomse S., Frith S. M., Gettelman A., Hardiman S. C., Kinnison D. E., Lamarque J.‐F., Mancini E., Marchand M., Michou M., Morgenstern O., Nakamura T., Olivié D., Pawson S., Pitari G., Plummer D. A., Pyle J. A., Scinocca J. F., Shepherd T. G., Shibata K., Smale D., Teyssèdre H., Tian W., Yamashita Y.
  Title : , JOURNAL OF GEOPHYSICAL RESEARCH, 116:D17302 (2011)
• Multimodel assessment of the upper troposphere and lower stratosphere: Tropics and global trends

  Presenter : Gettelman A., Hegglin M. I., Son S.‐W., Kim J., Fujiwara M., Birner T., Kremser S., Rex M., Añel J. A., Akiyoshi H.
  Title : , J.Geophys.Res., 115:D00M08 (2010)
• Review of the formulation of present‐generation stratospheric chemistry-climate models and associated external forcings

  Presenter : Morgenstern O., Giorgetta M. A., Shibata K., Eyring V., Waugh D. W., Shepherd T. G., Akiyoshi H., Austin J., Nakamura T., Yamashita Y.
  Title : , J.Geophys.Res., 115:D00M02 (2010)
• Sensitivity of 21st century stratospheric ozone to greenhouse gas scenarios

  Presenter : Eyring V. , Cionni I., Lamarque J. F., Akiyoshi H., Bodeker G. E., Charlton‐Perez A. J., Frith S. M., Nakamura T., Yamashita Y.
  Title : , Geophys.Res.Lett., 37:L16807 (2010)
• Anthropogenic forcing of the Northern Annular Mode in CCMVal-2 models

  Presenter : Morgenstern O., Akiyoshi H., Bekki S., Braesicke P., Butchart N., Chipperfield M. P., Cugnet D., Deushi M., Nakamura T., Yamashita Y.
  Title : , J.Geophys.Res., 115:D00M03 (2010)
• Ozone and temperature response of a chemistry climate model to the solar cycle and sea surface temperature

  Presenter : Yamashita Y., Sakamoto K., Akiyoshi H., Takahashi M., Nagashima T., Zhou L.B.
  Title : , J.Geophys.Res., 115:D00M05 (2010)
• Recovery of stratospheric ozone in calculations by the Center for Climate System Research/National Institute for Environmental Studies chemistry-climate model under the CCMVal-REF2 scenario and a no-climate-change run

  Presenter : Akiyoshi H., Yamashita Y., Sakamoto.K, Zhou.L.B., Imamura T.
  Title : , J.Geophys.Res., 115:D19301 (2010)
• The potential to narrow uncertainty in projections of stratospheric ozone over the 21st century

  Presenter : Charlton-Perez A. J., Hawkins E., Eyring V., Cionni I., Bodeker G. E., Kinnison D. E., Akiyoshi H., Frith S. M., Nakamura T., Yamashita Y.
  Title : , Atmos.Chem.Phys., 10:9473-9486 (2010)
• Multi-model assessment of stratospheric ozone return dates and ozone recovery in CCMVal-2 models

  Presenter : Eyring V., Cionni I., Bodeker G. E., Charlton-Perez A. J., Kinnison D. E., Scinocca J. F., Waugh D. W., Akiyoshi H., Nakamura T., Yamashita Y.
  Title : , Atmos.Chem.Phys., 10:9451-9472 (2010)
• Stratosphere‐troposphere coupling and annular mode variability in chemistry-climate models

  Presenter : Gerber E. P., Baldwin M. P., Akiyoshi H., Austin J., Bekki S., Braesicke P., Butchart N., Chipperfield M., Dameris M., Dhomse S.
  Title : , J.Geophys.Res., 115:D00M06 (2010)
• Decline and recovery of total column ozone using a multimodel time series analysis

  Presenter : Austin, J. , Scinocca, J., Plummer, D., Oman, L., Waugh, D., Akiyoshi H., Bekki, S., Braesicke, P., Nakamura T., Yamashita Y.
  Title : , J.Geophys.Res., 115:D00M10 (2010)
• Chemistry-climate model simulations of spring Antarctic ozone

  Presenter : Austin, J., Struthers, H., Scinocca, J., Plummer, D. A., Akiyoshi H., Baumgaertner, A. J. G., Bekki, S., Bodeker, G. E, Nakamura T., Yamashita Y.
  Title : , J.Geophys.Res., 115:D00M11 (2010)
• Impact of stratospheric ozone on Southern Hemisphere circulation change: A multimodel assessment

  Presenter : Son S.‐W., Gerber E. P., Perlwitz J., Polvani L. M., Gillett N. P., Seo K.‐H., Eyring V., Akiyoshi H., Nakamura T., Yamashita Y.
  Title : , J.Geophys.Res., 115:D00M07 (2010)
• Chemistry-climate model simulations of Twenty-First century stratospheric climate and circulation changes

  Presenter : Butchart N., Cionni I., Eyring V., Shepherd T. G., Waugh D. W., Akiyoshi H., Austin J., Brüel C., Chipperfield M. P., Cordero E.
  Title : , J.Clim., 23:5349-5374 (2010)
• Multimodel assessment of the upper troposphere and lower stratosphere: Extratropics

  Presenter : Hegglin M. I., Gettelman A., Hoor P., Krichevsky R., Manney G. L., Pan L. L., Son S.‐W., Akiyoshi H., Nakamura T., Yamashita Y.
  Title : , J.Geophys.Res., 115:D00M09 (2010)
• Multimodel assessment of the factors driving stratospheric ozone evolution over the 21st century

  Presenter : Oman L. D., Plummer D. A., Waugh D. W., Austin J., Scinocca J. F., Douglass A. R., Salawitch, R. J. , Akiyoshi H., Nakamura T., Yamashita Y.
  Title : , J.Geophys.Res., 115:D24306 (2010)
• A CCM simulation of the breakup of the Antarctic polar vortex in the years 1980-2004 under the CCMVal scenarios

  Presenter : Akiyoshi H., L.B.Zhou, Yamashita.Y, Sakamoro.K, Yoshiki.M, Nagashima T., Takahashi.M, Kurokawa J., Takigawa.M, Imamura T.
  Title : , J.Geophys.Res., 114:D03103 (2009)
• Clear sky UV simulations for the 21st century based on ozone and temperature projections from Chemistry-Climate Models

  Presenter : Tourpali K. , Bais A. F., Kazantzidis A., Zerefos C. S., Akiyoshi H., Austin J., Brühl C. , Butchart N. , Chipperfield M. P., Dameris M. , Deushi M., Meteorological Research Institute, Tsukuba, Japan, Giorgetta M. A., Kinnison D. E., Mancini E. , Marsh D.R., Nagashima T., Pitari G., Università L, Rozanov E., Shibata K. , Tian W.
  Title : , Atmos.Chem.Phys., 9(4):1165-1172 (2009)
• The tropical tropopause layer 1960-2100

  Presenter : Gettelman A., Birner T., Eyring V., Akiyoshi H., Bekki S. , Brühl C., Dameris M. , Kinnison D. E. , Lefevre F. , Lott F. , Mancini E. , Pitari G., Plummer D. A. , Rozanov E. , Shibata K. , Stenke A. , Struthers H. , Tian W.
  Title : , Atmos.Chem.Phys., 9(5):1621-1637 (2009)
• The impact of stratospheric ozone recovery on tropopause height trends

  Presenter : SON S.- W., POLVANI L. M., WAUGH D. W., BIRNER T., Akiyoshi H., GARCIA R. R., GETTELMAN A., PLUMMER D. A, ROZANOV E.
  Title : , J.Clim., 22(2):429-445 (2009)
• Coupled chemistry climate model simulations of stratospheric temperatures and their trends for the recent past

  Presenter : Austin J., Wilson R.J., Akiyoshi H., Bekki S., Butchart N., Claud C., Fomichev V.I.., Forester P., Garcia R.R., Nagashima T.
  Title : , Geophys.Res.Lett., 36:L13809 (2009)
• Influence of lower stratospheric ozone variation on tropospheric temperature and mean meridional circulation in the Northern Hemisphere summer

  Presenter : Nakamura T., Akiyoshi H., Yamashita Y.
  Title : , Geophys.Res.Lett., 36:L14701 (2009)
• Seasonal cycles of Stratospheric Aerosol and Gas Experiment II near-background aerosol in the lower stratosphere

  Presenter : Niwano M., Hayashida S., Akiyoshi H., Takahashi M.
  Title : , J.Geophys.Res., 114:D14306 (2009)
• Northern winter stratospheric temperature and ozone responses to ENSO inferred from an ensemble of Chemistry Climate Models

  Presenter : Cagnazzo, C., Manzini, E., Calvo, N., Douglass, A., Akiyoshi H., Bekki, S. , Chipperfield, M. , Dameris, M., Deushi, M., Fischer, A. M.
  Title : , Atmos.Chem.Phys., 9:8935-8948 (2009)
• The impact of stratospheric ozone recovery on the southern hemisphere westerly Jet

  Presenter : Son S.-W., Polvani L. M., Waugh D. W., Akiyoshi H., Garcia R., Kinnison D., Pawson S., Rozanov E., Shepherd T. G., Shibata K.
  Title : , Science, 320:1486-1489 (2008)
• Coupled chemistry climate model simulations of the solar cycle in ozone and temperature

  Presenter : Austin J., Tourpali K., Rozanov E., Akiyoshi H., Bekki S., Bodeker G., Brühl C., Butchart N., Chipperfield M., Deushi M., Fomichev V. I., Giorgetta M. A., Gray L., Kodera K., Lott F., Manzini E., Marsh D., Matthes K., Nagashima T., Shibata K., Stolarski R. S., Struthers H., Tian W.
  Title : , J.Geophys.Res., 113:D11306 (2008)

• −

  Presenter : Karpechko A.Y., Maycock A.C., Abalos M., Akiyoshi H., Arblaster J.M., Garfinkel C.I., Rosenlof K.H., Sigmond M. (2018)
• Chapter 5 A FOCUS ON INFORMATION AND OPTIONS FOR POLICYMAKERS

  Presenter : Daniel J.S., Velders G.J.M., Morgenstern O., Toohey D.W., Wallington T.J., Wuebbles D.J., Akiyoshi H., Bais A.F., Fleming E.L., Jackman C.H. (2011)
• Chapter2 Chemistry climate models and scenarios

  Presenter : Morgenstern, O., Giorgetta, M., Shibata, K., Akiyoshi H., Austin, J., Bekki, S., GETTELMAN A., Lamarque, J.F., Baumgaertner, A. , Chipperfield, M. (2010)

Research Result (Presentation)

• all
• Research Presentation

• Research Presentation
  Analysis of the impact of the Carrington event on middle and lower atmosphere with atmospheric internal variability and chemistry-climate interaction using multi-ensemble member chemistry-climate model experiments

  Presenter : Akiyoshi H., Yamashita Y., Motizuki Y., Nakai Y., Imamura T., Tanaka T., Hirasedo S.
  Name of Society : JpGU-AGU Joint Meeting 2026 (2026)
  Name of Proceedings : Abstracts
• Research Presentation
  Updated analysis of atmospheric responses to the Hunga Tonga-Hunga Ha'apai eruption in multiple reanalysis data sets

  Presenter : Fujiwara M., Martineau P., Wright J.S., Abalos M., Davis S.M., Diallo M.A., Wang X., Akiyoshi H., Yamashita Y.
  Name of Society : JpGU-AGU Joint Meeting 2026 (2026)
  Name of Proceedings : Abstracts
• Research Presentation
  Effects of sulfate aerosol injections on stratospheric composition and dynamics in a coordinated multi-model CCMI experiment

  Presenter : Jörimann A., Akiyoshi H., Chiodo G., Morgenstern O., Sukhodolov T., Tilmes S., Visioni D., Watanabe S., Plummer D.
  Name of Society : BACO2025 (Busan IAMAS-IACS-IAPSO Joint Assembly) (2025)
  Name of Proceedings : BACO 2025 Abstract Book, 119
• Research Presentation
  Stratospheric responses to the Hunga Tonga-Hunga Ha’apai eruption in multiple reanalysis data sets

  Presenter : Fujiwara M., Martineau P., Wright J., Abalos M., Davis S., Diallo M., Wang X., Akiyoshi H., Yamashita Y., Minganti D.
  Name of Society : JpGU 2025 (2025)
  Name of Proceedings : Abstracts
• Research Presentation
  Predictability of dynamical and ozone fields during the stratospheric ozone reduction event over the southern tip of South America in November 2009

  Presenter : Hirooka T., Nakamura H., Akiyoshi H.
  Name of Society : A joint QBO-SNAP-QUOCA meeting (2025)
  Name of Proceedings : -
• Research Presentation
  Dependence of Arctic column ozone on future ODSs and GHGs in the variability of 500-ensemble members of MIROC3.2- and MIROC5-CCMs and implications for future Arctic ozone

  Presenter : Akiyoshi H., Kadowaki, M., Yamashita Y., Nagatomo T.
  Name of Society : Quadrennial Ozone Symposium 2024 (2024)
  Name of Proceedings : -
• Research Presentation
  Ozone in a Stratospheric Aerosol Injection Scenario

  Presenter : Jorimann A., Sukhodolov T., Chiodo G., Rozanov E., Visioni D., Tilmes S., Plummer D., Watanabe S., Akiyoshi H., Yamashita Y., Luo B.
  Name of Society : Quadrennial Ozone Symposium 2024 (2024)
  Name of Proceedings : Abstracts
• Research Presentation
  CCMI-2022 Ref-D1 and Ref-D2 stratospheric ozone trends and natural variability

  Presenter : Tourpali K., Chrysanthou A., Akiyoshi H., Dennison F., Joeckel P., Josse B., Cheroux F., Kinnison D., Colarco P., Plummer D., Rozanov E., Egorova T., Sukhodolov T., Morgenstern O., Zeng G., Keeble J., Petropavlovskikh I., Godin-Beekmann S., Sofieva V.
  Name of Society : Quadrennial Ozone Symposium 2024 (2024)
  Name of Proceedings : Abstracts
• Research Presentation
  Key ionic reactions affecting stratospheric O3 and HNO3 changes caused by solar proton events

  Presenter : Hirasedo S., Motizuki Y., Hasebe Y., Cullens C. Y., Nakai Y., Akiyoshi H., Imamura T., Katsuda S.
  Name of Society : Space Climate 9 (2024)
  Name of Proceedings : -
• Research Presentation
  Stratospheric water vapor affecting atmospheric circulation

  Presenter : Charlesworth E., Ploger F., Birner T., Baikhadzhaev R., Abalos M., Akiyoshi H., Bekki S., Dennison F., Jockel P., Keeble J., Kinnison D., Morgenstern O., Plummer D., Rozanov E., Strode S., Zeng G., Riese M.
  Name of Society : EGU General Assembly 2023 (2023)
  Name of Proceedings : Abstracts, 14506
• Research Presentation
  Predictability of Dynamical and Ozone Fields during the Stratospheric Ozone Reduction Event over the Southern Tip of South America in November 2009

  Presenter : Hirooka T., Nakamura H., Akiyoshi H.
  Name of Society : AGU23 (2023)
  Name of Proceedings : Abstracts
• Research Presentation
  The role of sea-surface conditions in Antarctic polar-vortex and associated wave forcing with a multi-member ensemble simulation of the CCSR/NIES-MIROC3.2 CCM

  Presenter : Yamashita Y., Akiyoshi H., M. Inoue
  Name of Society : CCMI 2023 Science Workshop (2023)
  Name of Proceedings : -
• Research Presentation
  Dependence of column ozone on future ODSs and GHGs in the variability of 500-ensemble members

  Presenter : Akiyoshi H., Kadowaki M., Yamashita Y., Nagatomo T.
  Name of Society : CCMI 2023 Science Workshop (2023)
  Name of Proceedings : -
• Research Presentation
  Impact of unmitigated HFC emissions on stratospheric ozone at the end of the 21st century as simulated by chemistry-climate models

  Presenter : Akiyoshi H., Dupuy E., Yamashita Y.
  Name of Society : 日本地球惑星科学連合2022年大会 (2022)
  Name of Proceedings : -, AAS10-P05
• Research Presentation
  Impact of unmitigated HFC emissions on stratospheric ozone at the end of the 21st century as simulated by chemistry climate models

  Presenter : Akiyoshi H., Dupuy E., Yamashita Y.
  Name of Society : 7th SPARC General Assembly (2022)
  Name of Proceedings : -
• Research Presentation
  Assessment of transport in the latest Chemistry Climate Model Initiative (CCM-I2022) simulations

  Presenter : Plummer D., Akiyoshi H., Dennison F., Josse B., Keeble J., Kinnison D., Morgenstern O., Rozanov E.
  Name of Society : 7th SPARC General Assembly (2022)
  Name of Proceedings : -
• Research Presentation
  CCMI-2022 Ref-D1 stratospheric ozone profiles: trends, natural variability and comparisons to observations and CCMI-1 Ref-C2

  Presenter : Tourpali K., Akiyoshi H., Dennison F., Joeckel P., Josse B., Cheroux F., Kinnison D., Colarco P., Plummer D., Rozanov E., Egorova T., Sukhodolov T., Morgenstern O., Zeng G., Keeble J., Petropavlovskikh I., Godin-Beekmann S., Azouz N., Sofieva V., Vaskou E.
  Name of Society : 7th SPARC General Assembly (2022)
  Name of Proceedings : -
• Research Presentation
  A CCM Forecast Experiments of the Ozone Reduction Event Over the Southern Tip of South America in November 2009 Using Ozone Assimilated Initial Data

  Presenter : Nakamura H., Hirooka T., Akiyoshi H.
  Name of Society : 7th SPARC General Assembly (2022)
  Name of Proceedings : -
• Research Presentation
  Analysis of Arctic spring ozone anomaly in the phases of QBO and 11-year solar cycle for 1979-2011

  Presenter : Yamashita Y., Akiyoshi H., Takahashi M.
  Name of Society : 日本地球惑星科学連合2021年大会 (2021)
  Name of Proceedings : -
• Research Presentation
  Impact of unmitigated HFC emissions on stratospheric ozone at the end of the 21st century as simulated by chemistry-climate models

  Presenter : Dupuy E., Akiyoshi H., Yamashita Y.
  Name of Society : Quadrennial Ozone Symposium 2021 (2021)
  Name of Proceedings : Abstracts
• Research Presentation
  Insights into the linear relationship between extratropical eddy heat flux and polar ozone build-up

  Presenter : Hasebe F, Kodera S, Akiyoshi H.
  Name of Society : Quadrennial Ozone Symposium 2021 (2021)
  Name of Proceedings : Abstracts
• Research Presentation
  A CCM Forecast Experiments of the Ozone Reduction Event Over the Southern Tip of South America in November 2009 Using Ozone Assimilated Initial Data

  Presenter : Nakamura H., Hirooka T., Akiyoshi H., Sugita T., Mizuno A.
  Name of Society : Quadrennial Ozone Symposium 2021 (2021)
  Name of Proceedings : Abstracts
• Research Presentation
  Short-term variations of HCl and HF trends observed with FTIR at Tsukuba and Rikubetsu, Japan

  Presenter : Murata I., Tomikawa Y., Morino I., Nakajima H., Akiyoshi H., Nagahama T.
  Name of Society : Quadrennial Ozone Symposium 2021 (2021)
  Name of Proceedings : Abstracts
• Research Presentation
  Analysis of Arctic spring ozone anomaly in the phases of QBO and 11-Year solar cycle for 1979-2017

  Presenter : Yamashita Y., Akiyoshi H., Takahashi M.
  Name of Society : Quadrennial Ozone Symposium 2021 (2021)
  Name of Proceedings : Abstracts
• Research Presentation
  Impact of HFCs on stratospheric ozone and temperature as simulated by chemistry-climate models

  Presenter : Akiyoshi H., Dupuy E., Yamashita Y.
  Name of Society : JpGU-AGU Joint Meeting 2020、Virtual meeting (2020)
  Name of Proceedings : -, (AAS07-P11):9-12
• Research Presentation
  ODS and GHG dependence of total ozone at mid- and high latitudes indicated by multi-ensemble simulations using MIROC3.2 and MIROC5 chemistry-climate models

  Presenter : Akiyoshi H., Kadowaki Y., Yamashita Y., Dupuy E., Nagatomo T., Yamashita Y.
  Name of Society : JpGU-AGU Joint Meeting 2020、Virtual meeting (2020)
  Name of Proceedings : -, (AAS07-P12):11
• Research Presentation
  Short-term variations of HCl and HF trends observed with FTIR at Tsukuba

  Presenter : Murata I, Tomikawa Y., Morino I., Nakajima H., Akiyoshi H.
  Name of Society : JpGU-AGU Joint Meeting 2020 (2020)
  Name of Proceedings : -, AAS07(P09):8-9
• Research Presentation
  An indication of low ozone anomaly in Arctic spring in the QBO-westerly and solar-minimum years

  Presenter : Yamashita Y., Akiyoshi H., Takahashi M.
  Name of Society : CCMI 2019 Science Workshop (2019)
  Name of Proceedings : Abstracts, (1):030
• Research Presentation
  The analysis of the Non-hydrostatic ICosahedral Atmospheric Model(NICAM)-Chem outputs and future plans for the CCMI-2

  Presenter : Yamashita Y., Takigawa M., Goto D., Yashiro H., Satoh M, Akiyoshi H.
  Name of Society : CCMI 2019 Science Workshop, 7-9 August 2019 (2019)
  Name of Proceedings : Abstracts, (1):25
• Research Presentation
  Temporal variation of HCl and HF at Tsukuba related to the change of the meridional circulation in the northern lower stratosphere

  Presenter : Murata I., Tomikawa Y., Tomikawa Y., Morino I., Nakajima H., Akiyoshi H., Dai Y.
  Name of Society : 2019 Joint NDACC-IRWG and TCCON Meeting (2019)
  Name of Proceedings : -
• Research Presentation
  An indication of low ozone anomaly in Arctic spring in the QBO westerly and solar minimum years

  Presenter : Yamashita Y., Akiyoshi H., Takahashi M.
  Name of Society : WCRP/SPARC SATIO-TCS joint workshop on Stratosphere-Troposphere Dynamical Coupling in the Tropics (2019)
  Name of Proceedings : -
• Research Presentation
  Ozone change simulations of Halloween event and Carrington event using MIROC3.2 chemistry climate model

  Presenter : Akiyoshi H., Nakai Y., Mochizuki Y., Imamura T., Yamashita Y.
  Name of Society : WCRP/SPARC SATIO-TCS joint workshop on Stratosphere-Troposphere Dynamical Coupling in the Tropics (2019)
  Name of Proceedings : -
• Research Presentation
  Impact of hydrofluorocarbons on stratospheric ozone recovery

  Presenter : Dupuy E., Akiyoshi H., Yamashita Y.
  Name of Society : Meteorological Society of Japan 2019 Autumn Meeting (2019)
  Name of Proceedings : Abstracts, 116(P372):237
• Research Presentation
  Impacts of East Asian black carbon emissions on the Arctic climate and air quality: Contributions from anthropogenic and biomass burning sources

  Presenter : Ikeda K., Tanimoto H., Sugita T., Akiyoshi H., Kanaya Y., Zhu C., Taketani F.
  Name of Society : 2018 joint 14th iCACGP Quadrennial Symposium and 15th IGAC Science Conference (2018)
  Name of Proceedings : Abstracts
• Research Presentation
  Resolution Dependency of Numerically Simulated Stratosphere-to-Troposphere Transport Associated with Mid-Latitude Closed Cyclones in Early Spring around Japan

  Presenter : Yamashita Y., Takigawa M., Ishijima K., Akiyoshi H., Kodama C., Yashiro H., Satoh M.
  Name of Society : European Geosciences Union General Assembly 2018 (2018)
  Name of Proceedings : Abstracts, 20:2399
• Research Presentation
  Temporal evolution of chlorine and related species observed with Aura/MLS, Envisat/MIPAS, and ground-based FTIR at Syowa Station, Antarctica during late winter and spring in 2007 and 2011

  Presenter : Nakajima H., Murata I., Nagahama Y., Akiyoshi H., Takeda M., Tomikawa Y., Jones N.B.
  Name of Society : European Geosciences Union General Assembly 2018 (2018)
  Name of Proceedings : Abstracts, 20:11018
• Research Presentation
  Evolution of pre- and post 2000 changes and trends in the vertical distribution of ozone from CCMI models

  Presenter : Tourpali K., Misios S., Dhomse S.S., Chipperfield M.P., Kinnison D., Hegglin M., Akiyoshi H., Morgenstern O., Plummer D.A., Pitari G., Schofield R., Stone K., Zeng G., Petropavlovskikh I., Hubert D., Beekmann S.G., Damadeo R., Hassler B., Sofieva V.
  Name of Society : EGU General Assembly 2018 (2018)
  Name of Proceedings : Abstracts, 20:13399
• Research Presentation
  "Terra-Astronomy": multi-disciplinary studies with Antarctic Ice cores and Numerical Simulations

  Presenter : Motizuki Y., Takahashi K., Nakai Y., Wada S., Horiuchi K., Miyake F., Motoyama H., Akiyoshi H., Imamura T., Kodera K.
  Name of Society : The Ninth Symposium on Polar Science (2018)
  Name of Proceedings : Abstracts
• Research Presentation
  Dynamical analysis in the Southern Hemisphere associated with a three-week total ozone reduction over the southern tip of South America in November 2009

  Presenter : Akiyoshi H., Kadowaki M., Nakamura H., Sugita T., Hirooka T., Harada Y., Mizuno A.
  Name of Society : SPARC General Assembly 2018 (2018)
  Name of Proceedings : Abstracts
• Research Presentation
  The influences of El Nino and Arctic sea-ice on the QBO disruption in February 2016

  Presenter : Hirota N., Shiogama H., Akiyoshi H., Ogura T., Takahashi M., Kawatani Y., Kimoto M., Mori M.
  Name of Society : the SPARC General Assembly 2018 (2018)
  Name of Proceedings : Abstracts
• Research Presentation
  The CCSR/NIES-MIROC3.2 CCM simulations of the low ozone anomaly in Arctic spring in the QBO-westerly and solar-minimum years

  Presenter : Yamashita Y., Akiyoshi H., Takahashi M.
  Name of Society : CCMI Workshop 2017 (2017)
  Name of Proceedings : Abstracts
• Research Presentation
  A three-week total ozone reduction over Rio Gallegos in Argentina in November 2009 and its relation to planetary wave activity in the stratosphere and blocking in the troposphere

  Presenter : Akiyoshi H., Kadowaki M., Nakamura H., Sugita T., Harada Y., Hirooka T., Mizuno A.
  Name of Society : CCMI Workshop 2017 (2017)
  Name of Proceedings : Abstracts
• Research Presentation
  Ozone sensitivity to varying GHGs and ODSs in CCMI simulations

  Presenter : Morgenstern O., Akiyoshi H., Yamashita Y., Kinnison D., Garcia R., Plummer D., Scinocca J., Zeng G., Rozanov E., Stenke A., Revell L., Pitari G., Mancini E., Genova G., Dhomse S., Chipperfield M.
  Name of Society : Chemistry-Climate Model Initiative Science Workshop (2017)
  Name of Proceedings : -
• Research Presentation
  The Impact of VSL Halogens Inferred from Field Campaigns in the Tropical Western Pacific: Implications for CCMI

  Presenter : Wales P., Salawitch R., Nicely J., Anderson D., Canty T., Atlas E., Schauffler S., Donets V., Lueb R., Navarro M., Wolfe G., Hanisco T., Chen D., Huey G., Tanner D., Volkamer R., Koenig T., Baider S., Dix B., Weinheimer A., Hall S., Ullmann K., Akiyoshi H., Yamashita Y., Kinnison D., Plummer D., Suinocca J., Michou M., Martin D.S., Jokel P., Oman L., Strahan S., Deushi M., Tanaka T.Y., Yoshida K., Morgenstern O., Zeng G., Roznov E., Stenke A., Revell L., Pitari G., Mancini E., Genova G., Chipperfield M., Dhomse S., Honomichi S., Pan L.
  Name of Society : Chemistry-Climate Model Initiative Science Workshop (2017)
  Name of Proceedings : -
• Research Presentation
  Temporal evolution of minor species observed with ground-based FTIR at Syowa Station, Antarctica in 2007 and 2011

  Presenter : Nakajima H., Murata I., Nagahama Y., Takeda M., Tomikawa Y., Akiyoshi H.
  Name of Society : NDACC/Infrared Working Group Meeting (2017)
  Name of Proceedings : -
• Research Presentation
  ULTRAVIOLET RADIATION EVOLUTION IN THE TROPICS DURING THE 21ST CENTURY

  Presenter : Lamy K., Josse B., Portafaix T., Bencherif H., Beekmann S.G., Brogniez C., Abraham N.L., Akiyoshi H., Archibald A.T., Bekki S., Butchart N., Chipperfield M., Currie R., Genova G.D., Garcia R.R., Deushi M., Dhomse S., Duncan B.N., Hegglin M.I., Horowitz L.W., Jockel P., Kinnison D., Lamarque J.F., Lin M.Y., Mancini E., Marchand M., Marecal V., Michou M., Morgenstern O., Connor F.M., Nagashima T., Oman L.D., Pitari G., Plummer D., Pyle J.A., Revell L., Rozanov E., Martin D.S., Scinocca J., Stenke A., Strahan S.E., Stone K., Sudo K., Tanaka T.Y., Tilmes S., Yamashita Y., Yoshida K., Zeng G.
  Name of Society : Chemistry-Climate Model Initiative Science Workshop (2017)
  Name of Proceedings : -
• Research Presentation
  The multi-resolution estimation of stratosphere-troposphere exchange simulated with the K computer

  Presenter : Yamashita Y., Takigawa M., Ishijima K., Akiyoshi H., Yashiro H., Satoh M.
  Name of Society : JpGU-AGU Joint Meeting 2017 (2017)
  Name of Proceedings : Abstracts, AAS12-P08
• Research Presentation
  A three-week total ozone reduction over Rio Gallegos in Argentina in November 2009 and its relation to blocking in the troposphere

  Presenter : Akiyoshi H., Kadowaki M., Nakamura H., Sugita T., Harada Y., Hirooka T., Mizuno A.
  Name of Society : JpGU-AGU Joint Meeting 2017 (2017)
  Name of Proceedings : Abstracts, AAS09-P06
• Research Presentation
  The multi-model and multi-resolution estimation of stratosphere-troposphere exchange

  Presenter : Yamashita Y., Takigawa M., Ishijima K., Akiyoshi H., Yashiro H., Satoh M.
  Name of Society : EGU General Assembly 2017 (2017)
  Name of Proceedings : Abstracts, 19(2017):6558
• Research Presentation
  Resolution dependency of stratosphere-to-troposphere transport estimated by the global multi-resolution simulations

  Presenter : Yamashita Y., Takigawa M., Ishijima K., Akiyoshi H., Kodama C., Yashiro H., Satoh M.
  Name of Society : AGU FALL MEETING 2017 (2017)
  Name of Proceedings : Abstracts, A53E-2307
• Research Presentation
  Factors in the troposphere affecting the stratospheric waves associated with the unexpected QBO disruption in 2016

  Presenter : Hirota N., Shiogama H., Akiyoshi H., Ogura T., Takahashi M., Kawatani Y., Kimoto M., Mori M.
  Name of Society : Joint SPARC Dynamics and Observations Workshop - QBOi, FISAPS and SATIO-TCS (2017)
  Name of Proceedings : -
• Research Presentation
  Transport of low ozone air masses to South America middle latitudes: impact on solar UV irradiances

  Presenter : Wolfram E.W, Orte P.F, Salvador J.O, Pazmiño A., Godin-Beekmann S., Quel E.J, Akiyoshi H., Sugita T., Mizuno A.
  Name of Society : Quadrennial Ozone Symposium of the International Ozone Commission (2016)
  Name of Proceedings : Abstracts, 1(155)
• Research Presentation
  Contribution of planetary waves to the three-week total ozone reduction over Rio Gallegos, Argentina, in November 2009

  Presenter : Akiyoshi H., Kadowaki M., Nakamura H., Sugita T., Hirooka T., Mizuno A.
  Name of Society : Quadrennial Ozone Symposium of the International Ozone Commission (2016)
  Name of Proceedings : Abstracts, 1(216)
• Research Presentation
  SAVER-Net: An Observing and Data Distribution Network of Atmospheric Ozone, UV Radiation, and Aerosols for the Southern Part of South America

  Presenter : Mizuno A., Sugimoto N., Wolfram E., Zamorano F., Ohyama H., Salvador J., Nagahama T., Sugita T., Akiyoshi H., Orte F., Nagahama T., Sanchez S., Carbajal G., Nollas F., Acquesta A., Quel E., Misu Y.
  Name of Society : Quadrennial Ozone Symposium of the International Ozone Commission (2016)
  Name of Proceedings : Abstracts, 1(331)
• Research Presentation
  Characteristics of dynamical and chemical fields in chemistry climate models in relation to the monsoon circulations

  Presenter : Sasaki T., Shiotani M., Akiyoshi H., Deushi M., Kinnison D.
  Name of Society : Quadrennial Ozone Symposium of the International Ozone Commission (2016)
  Name of Proceedings : Abstracts, 1(217)
• Research Presentation
  Influences of QBO and solar cycle on the Arctic ozone

  Presenter : Yamashita Y., Akiyoshi H.
  Name of Society : Quadrennial Ozone Symposium of the International Ozone Commission (2016)
  Name of Proceedings : Abstracts, 1
• Research Presentation
  Comparison of ozone profiles among DIAL, two satellite instruments, and chemical transport model simulations over Rio Gallegos, Argentina on 23-24 November 2009

  Presenter : Sugita T., Akiyoshi H., Kadowaki M., Nakamura H., Ikeuchi I., Wolfram E., Salvador J., Mizuno A.
  Name of Society : Quadrennial Ozone Symposium 2016 (2016)
  Name of Proceedings : Abstracts
• Research Presentation
  Response of sea surface temperature to climate change and its influence on the wintertime polar vortex in CMIP5 and chemistry-climate models

  Presenter : Ayarzaguena B., Oberlander-Hayn S, Langematz U., Abalichin J., Akiyoshi H., Hardiman S., Klekociuk A., Marchand M., Meul S., Michou M., Morgenstern O., Oman L., Shibata S., Stenke A.
  Name of Society : SPARC Workshop SHARP 2016 (2016)
  Name of Proceedings : Abstracts
• Research Presentation
  Radiative inconsistency in the extra-tropical upper troposphere and lower stratosphere due to water vapor seen in chemistry climate models

  Presenter : Sasaki T., Shiotani M., Sakazaki T., Akiyoshi H., Deushi M., Kinnison D.
  Name of Society : 12th Stratosphere-troposphere Processes And their Role in Climate (SPARC) Data Assimilation workshop (2016)
  Name of Proceedings : Abstracts
• Research Presentation
  A nudged-CCM simulation of chemical constituent distribution at Northern Hemisphere high latitudes observed by SMILES during the 2010 SSW

  Presenter : Akiyoshi H., Nakamura T., Miyasaka T., Shiotani M., Suzuki M.
  Name of Society : 26th IUGG General Assembly 2015 (2015)
  Name of Proceedings : Abstracts
• Research Presentation
  Combined influence of westerly phase of the QBO and 11-year solar maximum on the Northern Hemisphere extratropical winter circulation

  Presenter : Yamashita Y., Akiyoshi H., Shepherd T., Takahashi M.
  Name of Society : 26th IUGG General Assembly 2015 (2015)
  Name of Proceedings : Abstracts
• Research Presentation
  Variation of trace chemical species induced by solar energetic particles in the middle atmosphere: ozone and nitric acid

  Presenter : Nakai S., MOTIZUKI Y., MARUYAMA M., Akiyoshi H., Imamura T.
  Name of Society : Japan Geoscience Union Meeting 2015 (2015)
  Name of Proceedings : Abstracts
• Research Presentation
  Development of CCM and CTM in NIES and their application to ozone layer research

  Presenter : Akiyoshi H.
  Name of Society : 1st International Workshop on SLCPs in Asia : chemistry-climate modeling and its applications (2015)
  Name of Proceedings : Abstracts, 17
• Research Presentation
  Dynamical and chemical analysis of Southern Hemisphere mid- and high latitudes associated with the low total ozone event over Rio Gallegos (Argentina) in November 2009

  Presenter : Kadowaki M., Akiyoshi H., Nakamura H., Sugita T., Mizuno A., Hirooka T.
  Name of Society : 2014年度南極昭和基地大型大気計画(PANSY)研究集会 (2015)
  Name of Proceedings : -
• Research Presentation
  SAVER-Net: a Project to Construct an Observing Network and to Develop Pathways to Distribute the Risk Information of Atmospheric Ozone, UV Radiation, and Aerosols for the Southern Part of South America

  Presenter : Mizuno A., Sugimoto N., Sugita T., Akiyoshi H., Nagahama T., Oyama H., Jin Y., Shimizu A., Nishizawa T., Ogawa H., Nakane H., Wolfram E., Ristori P., Salvador J., Otero L., Orte F., Raponi M., Papandrea S., Zamorano F., Misu Y.
  Name of Society : 13th International Conference on Atmospheric Sciences and Applications to Air Quality (2015)
  Name of Proceedings : Abstracts
• Research Presentation
  Dynamical and Chemical Analysis of the Low Total Ozone Event over Rio Gallegos in November 2009 and Its Application to Ozone Prediction

  Presenter : Akiyoshi H., Kadowaki M., Nakamura H., Sugita T., Mizuno A.
  Name of Society : 13th International Conference on Atmospheric Sciences and Applications to Air Quality (2015)
  Name of Proceedings : Abstracts, 4-3
• Research Presentation
  Comparison of ozone profiles between DIAL observations and chemical transport model simulations over Rio Gallegos, Argentina in the 2009 Antarctic spring

  Presenter : Sugita T., Akiyoshi H., Kadowaki M., Nakamura H., Wolfram E., Salvador J., Mizuno A.
  Name of Society : 13th International Conference on Atmospheric Sciences and Applications to Air Quality (2015)
  Name of Proceedings : Abstracts
• Research Presentation
  Ozone and UV Radiation Monitoring in the Framework of SAVER-Net Project

  Presenter : Wolfram E., Salvador J., Orte F., D, Quiroga J., Zamorano F., Petez R., Villa I., Akiyoshi H., Sugita T., Mizuno A., Quel E.
  Name of Society : 13th International Conference on Atmospheric Sciences and Applications to Air Quality (2015)
  Name of Proceedings : Abstracts
• Research Presentation
  The QBO and 11-year solar cycle influences on the Northern Hemisphere extratropical winter circulation

  Presenter : Yamashita Y., Akiyoshi H., Shepherd T. G. , Takahashi M.
  Name of Society : Asian Conference on Meteorology (ACM) 2015 (2015)
  Name of Proceedings : -
• Research Presentation
  Influences of QBO and solar cycle on the Arctic ozone

  Presenter : Yamashita Y., Akiyoshi H.
  Name of Society : CCMI Workshop 2015 (2015)
  Name of Proceedings : -
• Research Presentation
  Comparisons of dynamical field in the lower stratosphere at mid-high latitudes between the free-run and specified dynamics modes

  Presenter : Sasaki T., Shiotani M., Deushi M., Akiyoshi H., Kinnison D.
  Name of Society : The combined AerChemMIP-CCMI workshops (2015)
  Name of Proceedings : Abstracts, 39
• Research Presentation
  Arctic ozone depletion in chemistry-climate models: A multi-model comparison of CCMI C1SD simulations with NDACC data

  Presenter : Sinnhuber B.M., Versick S., Kirner O., Strahan S., Braesicke P., Gathen P.V.D., Clarmann T.V., Jockel P., Bekki S., Hu R.M., Marchand M., Deushi M., Akiyoshi H., Yamashita Y., Kadowaki M., Kinnison D.
  Name of Society : The combined AerChemMIP-CCMI workshops (2015)
  Name of Proceedings : Abstracts, 41-42
• Research Presentation
  Contribution of zonal wavenumber one and two planetary waves to the three week total ozone reduction over Rio Gallegos (Argentina) in November 2009

  Presenter : Kadowaki M., Akiyoshi H., Nakamura H., Sugita T., Hirooka T., Mizuno A.
  Name of Society : Asian Conference on Meteorology (ACM) 2015 (2015)
  Name of Proceedings : Abstracts
• Research Presentation
  A nudged-CCM simulation of chemical constituent distribution at Northern Hemisphere high latitude stratosphere observed by SMILES during the 2010 SSW

  Presenter : Akiyoshi H., Nakamura T., Miyasaka T., Shiotani M., Suzuki M.
  Name of Society : The combined AerChemMIP-CCMI workshops (2015)
  Name of Proceedings : Abstracts, 2
• Research Presentation
  ODS and GHG dependences of ozone destruction in the northern mid and high latitudes in a chimistry-climate model

  Presenter : Akiyoshi H., Kadowaki M., Yamashita Y., Imamura T., Nozawa T.
  Name of Society : Asian Conference on Meteorology (ACM) 2015 (2015)
  Name of Proceedings : Abstracts
• Research Presentation
  Combined influences of the QBO and 11-year solar cycle on the stratosphere–troposphere circulation in the Northern Hemisphere winter

  Presenter : Yamashita Y., Akiyoshi H., Shepherd T.G., Takahashi M.
  Name of Society : AOGS 11th Annual Meeting (2014)
  Name of Proceedings : Abstracts, 55
• Research Presentation
  Relationship between total ozone and wave activities in Antarctic region

  Presenter : Kadowaki M., Akiyoshi H., Yamashita Y.
  Name of Society : 3rd Chemistry-Climate Model Initiative (CCMI) Workshop (2014)
  Name of Proceedings : -
• Research Presentation
  The analysis of the influences of solar 11-year and 27-day cycles in CCSR/NIES-MIROC3.2 comparing to the previous CCSRNIES CCM

  Presenter : Yamashita Y., Akiyoshi H.
  Name of Society : The third Chemistry-Climate Model Initiative (CCMI) Workshop (2014)
  Name of Proceedings : -
• Research Presentation
  Future changes in wintertime stratospheric Arctic variability in CCMI models

  Presenter : Ayarzagüena B., Langematz U., Abalichin J., Akiyoshi H., Michou M., Morgenstern O., Oman L.
  Name of Society : 3rd Chemistry-Climate Model Initiative (CCMI) Workshop (2014)
  Name of Proceedings : abstracts, 1-16
• Research Presentation
  Changes in the residual circulation of the stratosphere and mesosphere

  Presenter : Oberländer S., Garny H., Dameris, M., Langematz U., Abalichin J., Akiyoshi H., Ayarzagüena B., Kubin A., Michou M., Morgenstern O., Oman L.
  Name of Society : 3rd Chemistry-Climate Model Initiative (CCMI) Workshop (2014)
  Name of Proceedings : -
• Research Presentation
  Total ozone reduction over Rio Gallegos, Argentina, in November 2009 simulated by the nudged MIROC3.2 Chemical Transport Model for the CCMI REF-C1SD experiment

  Presenter : Akiyoshi H., Kadowaki M., Nakamura H., Sugita T., Nakamura T., Mizuno A.
  Name of Society : 3rd Chemistry-Climate Model Initiative (CCMI) Workshop (2014)
  Name of Proceedings : -
• Research Presentation
  Hemispheric asymmetries in midlatitude total ozone column return dates

  Presenter : Meul S., Bodeker G., Garny H., Abalichin J., Oberländer S., Kunze M., Langematz U., Morgensterun O., Akiyoshi H.
  Name of Society : 3rd Chemistry-Climate Model Initiative (CCMI) Workshop (2014)
  Name of Proceedings : -
• Research Presentation
  Relationship between total ozone,ozone destruction processes and wave activities in the Antarctic region

  Presenter : Kadowaki M., Akiyoshi H.
  Name of Society : International Workshop on Program of the Antarctic Syowa MST/IS Radar (2014)
  Name of Proceedings : -
• Research Presentation
  Total ozone reduction over Rio Gallegos (Argentina) in November 2009 simulated by MIROC3.2 Chemical Transport Model (invited)

  Presenter : Akiyoshi H., Kadowaki M., Sugita T., Nakamura H., Nakamura T., Mizuno A.
  Name of Society : International Workshop on Program of the Antarctic Syowa MST/IS Radar (2014)
  Name of Proceedings : -
• Research Presentation
  A nudged CTM simulation for chemical constituent distribution during the stratospheric sudden warming observed by SMILES in 2010

  Presenter : Akiyoshi H., Nakamura T., Shiotani M.
  Name of Society : SPARC 5th General Assembly (2014)
  Name of Proceedings : -
• Research Presentation
  Mesospheric ozone variation in response to the longest annular solar eclipse in the millennium

  Presenter : Imai K., Akiyoshi H., Yamashita Y., Suzuki M., Ebisawa K., Shiotani M.
  Name of Society : SPARC 5th General Assembly (2014)
  Name of Proceedings : -
• Research Presentation
  Diurnal variations in stratospheric O3 and HCl as observed by the Superconducting Submillimeter-Wave Limb-Emission Sounder (SMILES)

  Presenter : Sakazaki T., Fujiwara M., Mitsuda C., Imai K., Manago N., Naito Y., Nakamura T., Akiyoshi H., Kinnison D., Sano T., Suzuki M., Shiotani M.
  Name of Society : SPARC 5th General Assembly (2014)
  Name of Proceedings : -
• Research Presentation
  Relationship between Ozone Chemical Forcing and Wave Activities for the Period 1990-2011 using the MIROC3.2 nudged CTM

  Presenter : Kadowaki M., Akiyoshi H., Yamasita Y., Nakamura T.
  Name of Society : SPARC 5th General Assembly (2014)
  Name of Proceedings : -
• Research Presentation
  VSLS Bry Estimation from JEM/SMILES BrO Observation

  Presenter : Suzuki M., Imai K., Sano T., Manago N., Mitsuda C., Inoue Y., Takahashi C., Knisson D., Akiyoshi H., Ozeki H., Nishimoto E., Naito Y., Shiotani M.
  Name of Society : SPARC 5th General Assembly (2014)
  Name of Proceedings : -
• Research Presentation
  Diurnal variations of minor constituents in the middle atmosphere as revealed by the Superconducting Submillimeter-Wave Limb-Emission Sounder (SMILES)

  Presenter : Shiotani M., Sakazaki T. , Suzuki M, Akiyoshi H., Kinnison D.
  Name of Society : Davos Atmosphere and Cryosphere Assembly DACA-13 (2013)
  Name of Proceedings : Abstracts, (539):771
• Research Presentation
  CCSR/NIES CCM simulations for 11-year solar cycle and QBO effects on the Northern Hemisphere extratropical winter circulation

  Presenter : Yamashita Y., Akiyoshi H., Takahashi M.
  Name of Society : Davos Atmosphere and Cryosphere Assembly DACA-13 (2013)
  Name of Proceedings : Abstracts, (506):990
• Research Presentation
  A Role of Eddy Feedback on the Tropospheric Circulation Trend Corresponding to the Stratospheric Ozone Reduction in Boreal Summer

  Presenter : Nakamura T., Yamazaki K., Akiyoshi H.
  Name of Society : Asia Oceania Geosciences Society 2013 (2013)
  Name of Proceedings : Abstracts, (AS07-A0004)
• Research Presentation
  Atmospheric Response During Annular Solar Eclipse on 15 January 2010

  Presenter : Imai K., Akiyoshi H., Yamashita Y., Suzuki M. , Shiotani M.
  Name of Society : Asia Oceania Geosciences Society 2013 (2013)
  Name of Proceedings : Abstracts, (ST29-A001)
• Research Presentation
  Observation of O3, ClO, HOCl, HO2, and BrO by JEM/SMILES

  Presenter : Suzuki M., Imai K., Mitsuda C., Ozeki H., Naito Y., Manago N. , Akiyoshi H., Shiotani M.
  Name of Society : Asia Oceania Geosciences Society 2013 (2013)
  Name of Proceedings : Abstracts, (AS07-A010)
• Research Presentation
  A preliminary result of REF-C2 run and the sensitivity runs performed byMIROC3.2 CCM

  Presenter : Akiyoshi H., Yamashita Y., Miyasaka T., Kadowaki M.
  Name of Society : IGAC/SPARC Chemistry-Climate Model Initiative (CCMI) 2013 Science Workshop (2013)
  Name of Proceedings : -
• Research Presentation
  Diurnal variation of O3, ClO, HOCl, HO2, and BrO observed by JEM/SMILES

  Presenter : Suzuki M., Mitsuda C., Manago N., Imai K., Sakazaki T., Ozeki H., Nishimoto E, Naito Y, Akiyoshi H., Kinnison D., Sano T., Shiotani M
  Name of Society : European Geosciences Union General Assembly 2013 (2013)
  Name of Proceedings : Abstracts, 15(EGU2013):11027
• Research Presentation
  Diurnal ozone variations in the stratosphere revealed in observations from the Superconducting Submillimeter-Wave Limb-Emission Sounder (SMILES) onboard the International Space Station (ISS)

  Presenter : Sakazaki T., Fujiwara M., Mitsuda C., Imai K., Manago N., Naito Y., Nakamura T., Akiyoshi H., Kinnison D., Sano T., Suzuki M., Shiotani M.
  Name of Society : European Geosciences Union General Assembly 2013 (2013)
  Name of Proceedings : Abstracts, 15(EGU2013):4049
• Research Presentation
  0bservation of O3, ClO, HO2,HOCl and BrO by JEM/SMILES and their photochemical diurnal variation.

  Presenter : Suzuki M., Manago N., Imai K., Sano T., Mitsuda C., Ozeki H., Kinnison D., Akiyoshi H., Naito Y., Nishimoto E., Takahashi K., Shiotani M.
  Name of Society : WCRP Regional Workshop on Stratosphere-Troposphere Processes and their Role in Climate (2013)
  Name of Proceedings : Abstracts, 31-32
• Research Presentation
  Effects of stratospheric ozone reduction and recovery on summer tropospheric warmig and circulation in the Northern Hem Hemisphere

  Presenter : NAKAMURA T., Akiyoshi H.
  Name of Society : WCRP Regional Workshop on Stratosphere-Troposphere Processes and their Role in Climate (2013)
  Name of Proceedings : Abstracts, 52
• Research Presentation
  Response of the northern polar vortex to the QBO and 11-year solar cycle

  Presenter : Yamashita Y., Akiyoshi H., Takahashi M.
  Name of Society : IGAC/SPARC Global Chemistry-Climate Modeling and Evaluation Workshop (2012)
  Name of Proceedings : -
• Research Presentation
  A multi-model ensemble mean of tropospheric responses to ozone change in the Northern Hemisphere summer

  Presenter : Nakamura T., Akiyoshi H.
  Name of Society : IGAC/SPARC Global Chemistry-Climate Modeling and Evaluation Workshop (2012)
  Name of Proceedings : -
• Research Presentation
  CCSR/NIES CCM simulations for the differences in the Northern Hemisphere winter circulation associated with the 11-year solar cycle and the QBO

  Presenter : Yamashita Y., Akiyoshi H., Takahashi M
  Name of Society : Workshop on Stratospheric Sudden Warming and its Role in Weather and Climate Variations (2012)
  Name of Proceedings : Abstracts of Workshop on Stratospheric Sudden Warming and its Role in Weather and Climate Variations, 62
• Research Presentation
  Chemistry within 2009/10 Arctic polar vortex observed by ISS/JEM/SMILES

  Presenter : Suzuki M., Manago N., Mitsuda C., Imi K., Akiyoshi H., Sano T., Naito Y., Shiotani M.
  Name of Society : Workshop on Stratospheric Sudden Warming and its Role in Weather and Climate Variations (2012)
  Name of Proceedings : Abstracts of Workshop on Stratospheric Sudden Warming and its Role in Weather and Climate Variations, 37
• Research Presentation
  A CTM simulation of chemical constituent distribution observed by SMILES

  Presenter : Akiyoshi H., Nakamura T., Shiotani M.
  Name of Society : Workshop on Stratospheric Sudden Warming and its Role in Weather and Climate Variations (2012)
  Name of Proceedings : Abstracts of Workshop on Stratospheric Sudden Warming and its Role in Weather and Climate Variations, 83
• Research Presentation
  Experimental and theoretical diagnoses of yearly-scale nitrate ion spikes observed in a Dome Fuji shallow ice core

  Presenter : Motizuki Y., Nakai Y., Takahashi K., Motoyama H., Suzuki K., Sekiguchi K., Akiyoshi H., Imamura T., Tanabe K.
  Name of Society : 極域科学シンポジウム 横断セッション第3回「海・陸・氷床から探る後期新生代の南極寒冷圏環境変動」 (2012)
  Name of Proceedings : 極域科学・宇空圏・気水圏・地学・生物・南極隕石シンポジウム講演予稿集
• Research Presentation
  Northrn Hemisphere winter response to the QBO simulated by CCSR/NIES CCM

  Presenter : Yamashita Y., Akiyoshi H., Takahshi M.
  Name of Society : AOGS2011 (2011)
  Name of Proceedings : Abstracts of AOGS2011
• Research Presentation
  An Inter-comparison of Observation System Experiments for Stratospheric Ozone between LETKF Data Assimilation Systems with CCSR/NIES CCM, MRI CCM, and CHASER CTM

  Presenter : Nakamura T., Deushi M., Miyazaki K., Kobayashi C., Akiyoshi H., Shibata K., Iwasaki T.
  Name of Society : 2011 International Union of Geodesy and Geophysics General Assembly (2011)
  Name of Proceedings : PROGRAM HANDBOOK, 243
• Research Presentation
  CCSR/NIES CCM simulations for Northern Hemisphere winter responses to the QBO

  Presenter : Yamashita Y., Akiyoshi H., Takahashi M.
  Name of Society : 2011 Internatinal Union of Geodesy and Geophysics General Assembly (2011)
  Name of Proceedings : PROGRAM HANDBOOK of 2011 Internatinal Union of Geodesy and Geophysics General Assembly, 188
• Research Presentation
  The Lower stratospheric ozone and temperature response to the solar cycle calculated by the CCSR/NIES CCM

  Presenter : Yamashita Y., Sakamoto K. , Akiyoshi H., Takahashi M., Nagashima T., Zhou L.
  Name of Society : 2010 Meet.Am. (2010)
  Name of Proceedings : Abstracts
• Research Presentation
  The dynamical response of ozone and temperature in the lower stratosphere to the 11-year solar cycle simulated by the CCSR/NIES CCM

  Presenter : Yamashita Y., Sakamoto kei, Akiyoshi H., Takahashi M., Nagashima T., Zhou L. B.
  Name of Society : SCOSTEP 2010 (2010)
  Name of Proceedings : Abstracts, 18
• Research Presentation
  Influence of lower stratospheric ozone variation on tropospheric temperature and mean meridional circulation in the Northern Hemisphere Summer in the recent past

  Presenter : Nakamura T., Akiyoshi H., Yamashita Y.
  Name of Society : MOCA-09 (2009)
  Name of Proceedings : Abstracts, M05.3/24417
• Research Presentation
  The sensitivity of chemistry climate model results to the solar cycle and volcanic aerosol during 1980-2000

  Presenter : Yamashita Y., Sakamoto K. , Akiyoshi H., Takahashi M., Nagashima T., Zhou L. B.
  Name of Society : MOCA-09 (2009)
  Name of Proceedings : Abstracts, M01.5/20417
• Research Presentation
  Influence of lower stratospheric ozone variation on tropospheric temperature and mean meridional circulation in the Northern Hemisphere summer in the recent past

  Presenter : Nakamura T., Akiyoshi H.
  Name of Society : SPARC CCMVal Workshop 2009 (2009)
  Name of Proceedings : Abstracts
• Research Presentation
  Response of the CCSR/NIES chemistry-climate model to the solar cycle and volcanic aerosol during 1980-2000

  Presenter : Yamashita Y., Sakamoto.k, Akiyoshi H., Takahashi.m, Takahashi.M, Nagashima T., L.B.ZHOU
  Name of Society : SPARC CCMVal Workshop 2009 (2009)
  Name of Proceedings : Abstracts
• Research Presentation
  CCMVal model evaluation of heterogeneous processes in the polar lower stratosphere

  Presenter : Tilmes S, M ̈ uller.M, Austin J., Akiyoshi H., Yamashita.Y, Hegglin M., Eyring V., Pawson S., Stolarski R.
  Name of Society : SPARC CCMVal Workshop 2009 (2009)
  Name of Proceedings : Abstracts
• Research Presentation
  Transport characteristics in the UTLS in models and observations

  Presenter : HOOR P., Austin J., Akiyoshi H., Bekki S., Bodeker G. , Butchart N. , Chipperfield M., Deushi M., Kinnison D. , Nagashima T.
  Name of Society : SPARC CCMVal Workshop 2009 (2009)
  Name of Proceedings : Abstracts
• Research Presentation
  Ozone QBO signal in CCMVal-2 models

  Presenter : Calvo N., Peña-Ortiz C., Manzini E., Randel W, Akiyoshi H., Bruehl C. , Bekki S., Shibata K., Rozanov E., Mancini E.
  Name of Society : SPARC CCMVal Workshop 2009 (2009)
  Name of Proceedings : Abstracts
• Research Presentation
  Model evaluation of tracer behavior in the upper troposphere lower stratosphere(UTLS)

  Presenter : Tilmes S, Austin J., Akiyoshi H., Yamashita Y., Hegglin M. , Eyring V., Pawson S., Stolarski R., Bekki S., Bruehl C.
  Name of Society : SPARC CCMVal Workshop 2009 (2009)
  Name of Proceedings : Abstracts
• Research Presentation
  Reactive nitrogen, hydrogen and chlorine species and stratospheric ozone in the CCMVal2-models and constraints by satellite data

  Presenter : Bruehl, C., Baumgaertner, A., Austin, J., Lamarque, J.F., Akiyoshi H., Plummer, D., Bekki, S., Shibata, K., Rozanov, E., Chipperfield, M., Butchart, N.
  Name of Society : SPARC CCMVal Workshop 2009 (2009)
  Name of Proceedings : Abstracts
• Research Presentation
  Influence of lower stratospheric ozone variation on tropospheric temperature and mean meridional circulation in Northern Hemisphere summer

  Presenter : Nakamura N., Akiyoshi H., Yamashita Y.
  Name of Society : IGAC-SPARC Jt.Workshop (2009)
  Name of Proceedings : Abstracts, P-27
• Research Presentation
  Ozone and temperature response of a chemistry climate model to the solar cycle, volacaic aerosol, sea surface temperature, and QBO

  Presenter : Yamashita Y., Sakamoto K., Akiyoshi H., Takahashi M , Nagashima T., Zhou L.B.
  Name of Society : IGAC-SPARC Jt.Workshop (2009)
  Name of Proceedings : Abstracts, P-29
• Research Presentation
  Ozone and halogen recovery time in the future stratosphere calculated bu the CCSR/NIES CCM under the CCMVal-REF2 scenario and a no-climate-change run

  Presenter : Akiyoshi H., Yamashita Y., Sakamoto K., Zhou L.B. , Imamura T.
  Name of Society : IGAC-SPARC Jt.Workshop (2009)
  Name of Proceedings : Abstracts, 16
• Research Presentation
  Interannual variation in the BrO-CIO ozone destruction cycle in the northern high latitude lower stratosphere associated with the Arctic polar vortex variation in 1995-97

  Presenter : Akiyoshi H., Sugata S., Imamura T., Nakane H.
  Name of Society : SMILES Int.Workshop 2008 (2008)
  Name of Proceedings : Program
• Research Presentation
  Ozone variation in the years 1980-2100 calculated by the CCSR/NIES CCM in the CCMVal-REF2 scenario

  Presenter : Akiyoshi H., Sakamoto K.(*1), Nagashima T., Imamura T.
  Name of Society : IUGG 2007(24th Gen.Assem.Int.Union Geod.Geophys.) (2007)
  Name of Proceedings : Abstracts
• Research Presentation
  A future prediction of the ozone layer using the CCSR/NIES Chemistry-Climate Model in the CCMVal-REF2 scenario

  Presenter : Akiyoshi H., Sakamoto K.(*1), Nagashima T., Takahashi M.(*2), Imamura T.
  Name of Society : CCMVal Workshop 2007(Chemistry-Climate Model Validation)(Poster Session) (2007)
  Name of Proceedings : Abstracts
• Research Presentation
  Delay of the antarctic polar vortex breakup time in the year 1980-1999 due to ozone depletion simulated by the CCSR/NIES CCM with the CCMVal-REF1 and -REF2 scenarios

  Presenter : Akiyoshi H., Zhou L.B.(*1), Sakamoto K.(*2), Yoshiki M.(*3), Nagashima T., Takahashi M.(*4), Kurokawa J., Takigawa M.(*5), Imamura T.
  Name of Society : CCMVal Workshop 2007(Chemistry-Climate Model Validation)(Poster Session) (2007)
  Name of Proceedings : Abstracts
• Research Presentation
  Solar cycle QBO effect to the stratosphere and troposphere

  Presenter : Yamashita Y.(*1), Sakamoto K., Akiyoshi H., Zhou L.B., Nagashima T., Takahashi M.(*1)
  Name of Society : AGU Spring Meet. 2007 (2007)
  Name of Proceedings : Abstracts(Web)
• Research Presentation
  Interannual variations in ozone perturbations in the Arctic summer lower stratosphere

  Presenter : AKIYOSHI Hideharu
  Name of Society : CCMVal 2005(Poster Session) (2005)
  Name of Proceedings : Abstracts
• Research Presentation
  Mid- and high- latitude lower stratospheric N2O distributions related to the arctic vortex breakup

  Presenter : Zhou L., AKIYOSHI Hideharu
  Name of Society : CCMVal 2005(Poster Session) (2005)
  Name of Proceedings : Abstracts
• Research Presentation
  Calculation of ozone variation using a CCSR/NIES CCM with T42 horizontal resolution and bromine chemistry

  Presenter : Imamura T., Nagashima T., Akiyoshi H.
  Name of Society : CCMVal 2005(Poster Session) (2005)
  Name of Proceedings : Abstracts
• Research Presentation
  A CTM study of lower stratosspheric ozone destruction due to bromine species inside/outside the arctic polar vortex

  Presenter : Akiyoshi H., Imamura T., Kurokawa J.(*1), Takigawa M.(*2), Sugata S., Nakane H.
  Name of Society : Sparc 2004 (2004)
  Name of Proceedings : Abstracts
• Research Presentation
  Lower stratospheric N2O distribution in the early and late arctic vortex breakup years

  Presenter : Zhou L.B., AKIYOSHI Hideharu
  Name of Society : Sparc 2004 (2004)
  Name of Proceedings : Abstracts
• Research Presentation
  Variation and diffusion of low-N2O air masses after the breakdown of the arctic polar vortex in 1997 simulated by CCSR/NIES nudging CTM

  Presenter : Akiyoshi H., Sugata S., Sugita T., Nakajima H., Hayashi H., Kurokawa J.(*1), Takahashi M.(*2)
  Name of Society : IUGG 2003 (2003)
  Name of Proceedings : Abstracts, A207
• Research Presentation
  Chemistry and temperature perturbations due to Pinatubo aerosols calculated by a chemical-radiative coupled 1-D model

  Presenter : Akiyoshi H.
  Name of Society : IUGG 2003 (2003)
  Name of Proceedings : Abstracts, A207
• Research Presentation
  Simulation of Pinatubo aerosols by using a CCSR/NIES AGCM

  Presenter : Takigawa M.(*1), Takahashi M.(*2), Akiyoshi H.
  Name of Society : IUGG 2003 (2003)
  Name of Proceedings : Abstracts, A208
• Research Presentation
  Ozone perturbations in the arctic summer lower stratosphere as a reflection of NOx chemistry and planetary-scale wave activity

  Presenter : Akiyoshi H., Sugita T., Kanzawa H., Kawamoto N.(*1)
  Name of Society : IUGG 2003 (2003)
  Name of Proceedings : Abstracts, B426
• Research Presentation
  Analysis of year-to-year ozone variation over the subtropical weatern Pacific region using EP TOMS data and CCSR/NIES nudging CTM

  Presenter : Zhou L.B., AKIYOSHI Hideharu, Kawahira K.(*1)
  Name of Society : IUGG 2003 (2003)
  Name of Proceedings : Abstracts, B426-B427
• Research Presentation
  Year-to-year variation in ozone minimum over the subtropical wester Pacific region from 1996 to 2002

  Presenter : Zhou L.B., AKIYOSHI Hideharu, Kawashi K.(*1)
  Name of Society : 2003 Spring Meet.Meteorol.Soc.Jpn. (2003)
  Name of Proceedings : Abstracts, 302
• Research Presentation
  Comparison of vortex remnant decay between the early and late Arctic vortex breakdown years obtained by potential vorticity and N2O

  Presenter : Zhou L.B., AKIYOSHI Hideharu
  Name of Society : 2003 Annu.Meet.Autumn Meteorol.Soc.Jpn. (2003)
  Name of Proceedings : Abstracts, 309
• Research Presentation
  A study on transport and chemistry in the summer lower stratosphere using the CCSR/NIES nudging CTM and the ILAS observation

  Presenter : Akiyoshi H., Sugata S., Sugita T., Nakajima H., Hayashi H., Kanzawa H., Kurokawa J.(*1), Kawamoto N.(*2), Takahashi M.(*3)
  Name of Society : Int.Symp.Stratos.Var.Climate (2002)
  Name of Proceedings : Abstracts, 167
• Research Presentation
  Simulation of stratospheric sulfuric acid aerosol using a CCSR/NIES AGCM with coupled chemistry-the impact of Pinatubo aerosol on climate

  Presenter : Takigawa M.(*1), Takahashi M.(*2), Akiyoshi H.
  Name of Society : Int.Symp.Stratos.Var.Climate (2002)
  Name of Proceedings : Abstracts, 155
• Research Presentation
  A CTM simulation of year-to-year variation of total ozone over subtropical western Pacific

  Presenter : Zhou L., AKIYOSHI Hideharu, Kawahira K.(*1)
  Name of Society : Int.Symp.Stratos.Var.Climate (2002)
  Name of Proceedings : Abstracts, 226
• Variability of polar vortex and its effects on ozone

  Presenter : Nakane H., Nagahama T., Akiyoshi H., Kurokawa J.
  Name of Society : Network Detect.Stratospheric Chnage 2001 Symp. (2001)
  Name of Proceedings : Abstracts
• Ozone destruction by species and transport of arctics polar aermass to the midlarirudes calcuated by the CCSR/NIES nudging CTM

  Presenter : Akiyoshi H., Sugata S., Nakane H., Kurokawa J., Nagashima T.
  Name of Society : 8th Sci.Assem.IAMAS (2001)
  Name of Proceedings : Abstracts
• CCSR/NIES nuding CTMによる1997年の大気微量成分分布の計算ー臭素系物質によるオゾン破壊と北極渦周辺の物質分布

  Presenter : AKIYOSHI Hideharu, , SUGATA Seiji, , NAGASHIMA Tatsuya
  Name of Society : 日本気象学会2001年春季大会 (2001)
  Name of Proceedings : 同講演予稿集

• Effects of sulfate aerosol injections on stratospheric composition and dynamics in a coordinated multi-model CCMI experiment

  Presenter : Jörimann A., Akiyoshi H., Chiodo G., Morgenstern O., Sukhodolov T., Tilmes S., Visioni D., Watanabe S., Plummer D.
  Name of Society : BACO2025 (Busan IAMAS-IACS-IAPSO Joint Assembly) (2025)
  Name of Proceedings : BACO 2025 Abstract Book, 119
• Stratospheric responses to the Hunga Tonga-Hunga Ha’apai eruption in multiple reanalysis data sets

  Presenter : Fujiwara M., Martineau P., Wright J., Abalos M., Davis S., Diallo M., Wang X., Akiyoshi H., Yamashita Y., Minganti D.
  Name of Society : JpGU 2025 (2025)
  Name of Proceedings : Abstracts
• Dependence of Arctic column ozone on future ODSs and GHGs in the variability of 500-ensemble members of MIROC3.2- and MIROC5-CCMs and implications for future Arctic ozone

  Presenter : Akiyoshi H., Kadowaki, M., Yamashita Y., Nagatomo T.
  Name of Society : Quadrennial Ozone Symposium 2024 (2024)
  Name of Proceedings : -
• CCMI-2022 Ref-D1 and Ref-D2 stratospheric ozone trends and natural variability

  Presenter : Tourpali K., Chrysanthou A., Akiyoshi H., Dennison F., Joeckel P., Josse B., Cheroux F., Kinnison D., Colarco P., Plummer D., Rozanov E., Egorova T., Sukhodolov T., Morgenstern O., Zeng G., Keeble J., Petropavlovskikh I., Godin-Beekmann S., Sofieva V.
  Name of Society : Quadrennial Ozone Symposium 2024 (2024)
  Name of Proceedings : Abstracts
• Stratospheric water vapor affecting atmospheric circulation

  Presenter : Charlesworth E., Ploger F., Birner T., Baikhadzhaev R., Abalos M., Akiyoshi H., Bekki S., Dennison F., Jockel P., Keeble J., Kinnison D., Morgenstern O., Plummer D., Rozanov E., Strode S., Zeng G., Riese M.
  Name of Society : EGU General Assembly 2023 (2023)
  Name of Proceedings : Abstracts, 14506
• An indication of low ozone anomaly in Arctic spring in the QBO westerly and solar minimum years

  Presenter : Yamashita Y., Akiyoshi H., Takahashi M.
  Name of Society : WCRP/SPARC SATIO-TCS joint workshop on Stratosphere-Troposphere Dynamical Coupling in the Tropics (2019)
  Name of Proceedings : -
• Resolution Dependency of Numerically Simulated Stratosphere-to-Troposphere Transport Associated with Mid-Latitude Closed Cyclones in Early Spring around Japan

  Presenter : Yamashita Y., Takigawa M., Ishijima K., Akiyoshi H., Kodama C., Yashiro H., Satoh M.
  Name of Society : European Geosciences Union General Assembly 2018 (2018)
  Name of Proceedings : Abstracts, 20:2399
• Temporal evolution of chlorine and related species observed with Aura/MLS, Envisat/MIPAS, and ground-based FTIR at Syowa Station, Antarctica during late winter and spring in 2007 and 2011

  Presenter : Nakajima H., Murata I., Nagahama Y., Akiyoshi H., Takeda M., Tomikawa Y., Jones N.B.
  Name of Society : European Geosciences Union General Assembly 2018 (2018)
  Name of Proceedings : Abstracts, 20:11018
• Evolution of pre- and post 2000 changes and trends in the vertical distribution of ozone from CCMI models

  Presenter : Tourpali K., Misios S., Dhomse S.S., Chipperfield M.P., Kinnison D., Hegglin M., Akiyoshi H., Morgenstern O., Plummer D.A., Pitari G., Schofield R., Stone K., Zeng G., Petropavlovskikh I., Hubert D., Beekmann S.G., Damadeo R., Hassler B., Sofieva V.
  Name of Society : EGU General Assembly 2018 (2018)
  Name of Proceedings : Abstracts, 20:13399
• Temporal evolution of minor species observed with ground-based FTIR at Syowa Station, Antarctica in 2007 and 2011

  Presenter : Nakajima H., Murata I., Nagahama Y., Takeda M., Tomikawa Y., Akiyoshi H.
  Name of Society : NDACC/Infrared Working Group Meeting (2017)
  Name of Proceedings : -
• The multi-model and multi-resolution estimation of stratosphere-troposphere exchange

  Presenter : Yamashita Y., Takigawa M., Ishijima K., Akiyoshi H., Yashiro H., Satoh M.
  Name of Society : EGU General Assembly 2017 (2017)
  Name of Proceedings : Abstracts, 19(2017):6558
• Factors in the troposphere affecting the stratospheric waves associated with the unexpected QBO disruption in 2016

  Presenter : Hirota N., Shiogama H., Akiyoshi H., Ogura T., Takahashi M., Kawatani Y., Kimoto M., Mori M.
  Name of Society : Joint SPARC Dynamics and Observations Workshop - QBOi, FISAPS and SATIO-TCS (2017)
  Name of Proceedings : -
• Transport of low ozone air masses to South America middle latitudes: impact on solar UV irradiances

  Presenter : Wolfram E.W, Orte P.F, Salvador J.O, Pazmiño A., Godin-Beekmann S., Quel E.J, Akiyoshi H., Sugita T., Mizuno A.
  Name of Society : Quadrennial Ozone Symposium of the International Ozone Commission (2016)
  Name of Proceedings : Abstracts, 1(155)
• Response of sea surface temperature to climate change and its influence on the wintertime polar vortex in CMIP5 and chemistry-climate models

  Presenter : Ayarzaguena B., Oberlander-Hayn S, Langematz U., Abalichin J., Akiyoshi H., Hardiman S., Klekociuk A., Marchand M., Meul S., Michou M., Morgenstern O., Oman L., Shibata S., Stenke A.
  Name of Society : SPARC Workshop SHARP 2016 (2016)
  Name of Proceedings : Abstracts
• Combined influence of westerly phase of the QBO and 11-year solar maximum on the Northern Hemisphere extratropical winter circulation

  Presenter : Yamashita Y., Akiyoshi H., Shepherd T., Takahashi M.
  Name of Society : 26th IUGG General Assembly 2015 (2015)
  Name of Proceedings : Abstracts
• Variation of trace chemical species induced by solar energetic particles in the middle atmosphere: ozone and nitric acid

  Presenter : Nakai S., MOTIZUKI Y., MARUYAMA M., Akiyoshi H., Imamura T.
  Name of Society : Japan Geoscience Union Meeting 2015 (2015)
  Name of Proceedings : Abstracts
• Development of CCM and CTM in NIES and their application to ozone layer research

  Presenter : Akiyoshi H.
  Name of Society : 1st International Workshop on SLCPs in Asia : chemistry-climate modeling and its applications (2015)
  Name of Proceedings : Abstracts, 17
• Dynamical and chemical analysis of Southern Hemisphere mid- and high latitudes associated with the low total ozone event over Rio Gallegos (Argentina) in November 2009

  Presenter : Kadowaki M., Akiyoshi H., Nakamura H., Sugita T., Mizuno A., Hirooka T.
  Name of Society : 2014年度南極昭和基地大型大気計画(PANSY)研究集会 (2015)
  Name of Proceedings : -
• SAVER-Net: a Project to Construct an Observing Network and to Develop Pathways to Distribute the Risk Information of Atmospheric Ozone, UV Radiation, and Aerosols for the Southern Part of South America

  Presenter : Mizuno A., Sugimoto N., Sugita T., Akiyoshi H., Nagahama T., Oyama H., Jin Y., Shimizu A., Nishizawa T., Ogawa H., Nakane H., Wolfram E., Ristori P., Salvador J., Otero L., Orte F., Raponi M., Papandrea S., Zamorano F., Misu Y.
  Name of Society : 13th International Conference on Atmospheric Sciences and Applications to Air Quality (2015)
  Name of Proceedings : Abstracts
• Dynamical and Chemical Analysis of the Low Total Ozone Event over Rio Gallegos in November 2009 and Its Application to Ozone Prediction

  Presenter : Akiyoshi H., Kadowaki M., Nakamura H., Sugita T., Mizuno A.
  Name of Society : 13th International Conference on Atmospheric Sciences and Applications to Air Quality (2015)
  Name of Proceedings : Abstracts, 4-3
• Ozone and UV Radiation Monitoring in the Framework of SAVER-Net Project

  Presenter : Wolfram E., Salvador J., Orte F., D, Quiroga J., Zamorano F., Petez R., Villa I., Akiyoshi H., Sugita T., Mizuno A., Quel E.
  Name of Society : 13th International Conference on Atmospheric Sciences and Applications to Air Quality (2015)
  Name of Proceedings : Abstracts
• The QBO and 11-year solar cycle influences on the Northern Hemisphere extratropical winter circulation

  Presenter : Yamashita Y., Akiyoshi H., Shepherd T. G. , Takahashi M.
  Name of Society : Asian Conference on Meteorology (ACM) 2015 (2015)
  Name of Proceedings : -
• A nudged-CCM simulation of chemical constituent distribution at Northern Hemisphere high latitude stratosphere observed by SMILES during the 2010 SSW

  Presenter : Akiyoshi H., Nakamura T., Miyasaka T., Shiotani M., Suzuki M.
  Name of Society : The combined AerChemMIP-CCMI workshops (2015)
  Name of Proceedings : Abstracts, 2
• ODS and GHG dependences of ozone destruction in the northern mid and high latitudes in a chimistry-climate model

  Presenter : Akiyoshi H., Kadowaki M., Yamashita Y., Imamura T., Nozawa T.
  Name of Society : Asian Conference on Meteorology (ACM) 2015 (2015)
  Name of Proceedings : Abstracts
• Combined influences of the QBO and 11-year solar cycle on the stratosphere–troposphere circulation in the Northern Hemisphere winter

  Presenter : Yamashita Y., Akiyoshi H., Shepherd T.G., Takahashi M.
  Name of Society : AOGS 11th Annual Meeting (2014)
  Name of Proceedings : Abstracts, 55
• Future changes in wintertime stratospheric Arctic variability in CCMI models

  Presenter : Ayarzagüena B., Langematz U., Abalichin J., Akiyoshi H., Michou M., Morgenstern O., Oman L.
  Name of Society : 3rd Chemistry-Climate Model Initiative (CCMI) Workshop (2014)
  Name of Proceedings : abstracts, 1-16
• Relationship between total ozone,ozone destruction processes and wave activities in the Antarctic region

  Presenter : Kadowaki M., Akiyoshi H.
  Name of Society : International Workshop on Program of the Antarctic Syowa MST/IS Radar (2014)
  Name of Proceedings : -
• Total ozone reduction over Rio Gallegos (Argentina) in November 2009 simulated by MIROC3.2 Chemical Transport Model (invited)

  Presenter : Akiyoshi H., Kadowaki M., Sugita T., Nakamura H., Nakamura T., Mizuno A.
  Name of Society : International Workshop on Program of the Antarctic Syowa MST/IS Radar (2014)
  Name of Proceedings : -
• Diurnal variations of minor constituents in the middle atmosphere as revealed by the Superconducting Submillimeter-Wave Limb-Emission Sounder (SMILES)

  Presenter : Shiotani M., Sakazaki T. , Suzuki M, Akiyoshi H., Kinnison D.
  Name of Society : Davos Atmosphere and Cryosphere Assembly DACA-13 (2013)
  Name of Proceedings : Abstracts, (539):771
• CCSR/NIES CCM simulations for 11-year solar cycle and QBO effects on the Northern Hemisphere extratropical winter circulation

  Presenter : Yamashita Y., Akiyoshi H., Takahashi M.
  Name of Society : Davos Atmosphere and Cryosphere Assembly DACA-13 (2013)
  Name of Proceedings : Abstracts, (506):990
• A Role of Eddy Feedback on the Tropospheric Circulation Trend Corresponding to the Stratospheric Ozone Reduction in Boreal Summer

  Presenter : Nakamura T., Yamazaki K., Akiyoshi H.
  Name of Society : Asia Oceania Geosciences Society 2013 (2013)
  Name of Proceedings : Abstracts, (AS07-A0004)
• Atmospheric Response During Annular Solar Eclipse on 15 January 2010

  Presenter : Imai K., Akiyoshi H., Yamashita Y., Suzuki M. , Shiotani M.
  Name of Society : Asia Oceania Geosciences Society 2013 (2013)
  Name of Proceedings : Abstracts, (ST29-A001)
• Observation of O3, ClO, HOCl, HO2, and BrO by JEM/SMILES

  Presenter : Suzuki M., Imai K., Mitsuda C., Ozeki H., Naito Y., Manago N. , Akiyoshi H., Shiotani M.
  Name of Society : Asia Oceania Geosciences Society 2013 (2013)
  Name of Proceedings : Abstracts, (AS07-A010)
• Diurnal ozone variations in the stratosphere revealed in observations from the Superconducting Submillimeter-Wave Limb-Emission Sounder (SMILES) onboard the International Space Station (ISS)

  Presenter : Sakazaki T., Fujiwara M., Mitsuda C., Imai K., Manago N., Naito Y., Nakamura T., Akiyoshi H., Kinnison D., Sano T., Suzuki M., Shiotani M.
  Name of Society : European Geosciences Union General Assembly 2013 (2013)
  Name of Proceedings : Abstracts, 15(EGU2013):4049
• Chemistry within 2009/10 Arctic polar vortex observed by ISS/JEM/SMILES

  Presenter : Suzuki M., Manago N., Mitsuda C., Imi K., Akiyoshi H., Sano T., Naito Y., Shiotani M.
  Name of Society : Workshop on Stratospheric Sudden Warming and its Role in Weather and Climate Variations (2012)
  Name of Proceedings : Abstracts of Workshop on Stratospheric Sudden Warming and its Role in Weather and Climate Variations, 37
• Experimental and theoretical diagnoses of yearly-scale nitrate ion spikes observed in a Dome Fuji shallow ice core

  Presenter : Motizuki Y., Nakai Y., Takahashi K., Motoyama H., Suzuki K., Sekiguchi K., Akiyoshi H., Imamura T., Tanabe K.
  Name of Society : 極域科学シンポジウム 横断セッション第3回「海・陸・氷床から探る後期新生代の南極寒冷圏環境変動」 (2012)
  Name of Proceedings : 極域科学・宇空圏・気水圏・地学・生物・南極隕石シンポジウム講演予稿集
• Northrn Hemisphere winter response to the QBO simulated by CCSR/NIES CCM

  Presenter : Yamashita Y., Akiyoshi H., Takahshi M.
  Name of Society : AOGS2011 (2011)
  Name of Proceedings : Abstracts of AOGS2011
• CCSR/NIES CCM simulations for Northern Hemisphere winter responses to the QBO

  Presenter : Yamashita Y., Akiyoshi H., Takahashi M.
  Name of Society : 2011 Internatinal Union of Geodesy and Geophysics General Assembly (2011)
  Name of Proceedings : PROGRAM HANDBOOK of 2011 Internatinal Union of Geodesy and Geophysics General Assembly, 188
• The Lower stratospheric ozone and temperature response to the solar cycle calculated by the CCSR/NIES CCM

  Presenter : Yamashita Y., Sakamoto K. , Akiyoshi H., Takahashi M., Nagashima T., Zhou L.
  Name of Society : 2010 Meet.Am. (2010)
  Name of Proceedings : Abstracts
• The dynamical response of ozone and temperature in the lower stratosphere to the 11-year solar cycle simulated by the CCSR/NIES CCM

  Presenter : Yamashita Y., Sakamoto kei, Akiyoshi H., Takahashi M., Nagashima T., Zhou L. B.
  Name of Society : SCOSTEP 2010 (2010)
  Name of Proceedings : Abstracts, 18
• Reactive nitrogen, hydrogen and chlorine species and stratospheric ozone in the CCMVal2-models and constraints by satellite data

  Presenter : Bruehl, C., Baumgaertner, A., Austin, J., Lamarque, J.F., Akiyoshi H., Plummer, D., Bekki, S., Shibata, K., Rozanov, E., Chipperfield, M., Butchart, N.
  Name of Society : SPARC CCMVal Workshop 2009 (2009)
  Name of Proceedings : Abstracts
• Ozone and halogen recovery time in the future stratosphere calculated bu the CCSR/NIES CCM under the CCMVal-REF2 scenario and a no-climate-change run

  Presenter : Akiyoshi H., Yamashita Y., Sakamoto K., Zhou L.B. , Imamura T.
  Name of Society : IGAC-SPARC Jt.Workshop (2009)
  Name of Proceedings : Abstracts, 16
• Interannual variation in the BrO-CIO ozone destruction cycle in the northern high latitude lower stratosphere associated with the Arctic polar vortex variation in 1995-97

  Presenter : Akiyoshi H., Sugata S., Imamura T., Nakane H.
  Name of Society : SMILES Int.Workshop 2008 (2008)
  Name of Proceedings : Program
• Ozone variation in the years 1980-2100 calculated by the CCSR/NIES CCM in the CCMVal-REF2 scenario

  Presenter : Akiyoshi H., Sakamoto K.(*1), Nagashima T., Imamura T.
  Name of Society : IUGG 2007(24th Gen.Assem.Int.Union Geod.Geophys.) (2007)
  Name of Proceedings : Abstracts
• A future prediction of the ozone layer using the CCSR/NIES Chemistry-Climate Model in the CCMVal-REF2 scenario

  Presenter : Akiyoshi H., Sakamoto K.(*1), Nagashima T., Takahashi M.(*2), Imamura T.
  Name of Society : CCMVal Workshop 2007(Chemistry-Climate Model Validation)(Poster Session) (2007)
  Name of Proceedings : Abstracts
• Delay of the antarctic polar vortex breakup time in the year 1980-1999 due to ozone depletion simulated by the CCSR/NIES CCM with the CCMVal-REF1 and -REF2 scenarios

  Presenter : Akiyoshi H., Zhou L.B.(*1), Sakamoto K.(*2), Yoshiki M.(*3), Nagashima T., Takahashi M.(*4), Kurokawa J., Takigawa M.(*5), Imamura T.
  Name of Society : CCMVal Workshop 2007(Chemistry-Climate Model Validation)(Poster Session) (2007)
  Name of Proceedings : Abstracts
• Solar cycle QBO effect to the stratosphere and troposphere

  Presenter : Yamashita Y.(*1), Sakamoto K., Akiyoshi H., Zhou L.B., Nagashima T., Takahashi M.(*1)
  Name of Society : AGU Spring Meet. 2007 (2007)
  Name of Proceedings : Abstracts(Web)
• Interannual variations in ozone perturbations in the Arctic summer lower stratosphere

  Presenter : AKIYOSHI Hideharu
  Name of Society : CCMVal 2005(Poster Session) (2005)
  Name of Proceedings : Abstracts
• Mid- and high- latitude lower stratospheric N2O distributions related to the arctic vortex breakup

  Presenter : Zhou L., AKIYOSHI Hideharu
  Name of Society : CCMVal 2005(Poster Session) (2005)
  Name of Proceedings : Abstracts
• Calculation of ozone variation using a CCSR/NIES CCM with T42 horizontal resolution and bromine chemistry

  Presenter : Imamura T., Nagashima T., Akiyoshi H.
  Name of Society : CCMVal 2005(Poster Session) (2005)
  Name of Proceedings : Abstracts
• A CTM study of lower stratosspheric ozone destruction due to bromine species inside/outside the arctic polar vortex

  Presenter : Akiyoshi H., Imamura T., Kurokawa J.(*1), Takigawa M.(*2), Sugata S., Nakane H.
  Name of Society : Sparc 2004 (2004)
  Name of Proceedings : Abstracts
• Lower stratospheric N2O distribution in the early and late arctic vortex breakup years

  Presenter : Zhou L.B., AKIYOSHI Hideharu
  Name of Society : Sparc 2004 (2004)
  Name of Proceedings : Abstracts
• Variation and diffusion of low-N2O air masses after the breakdown of the arctic polar vortex in 1997 simulated by CCSR/NIES nudging CTM

  Presenter : Akiyoshi H., Sugata S., Sugita T., Nakajima H., Hayashi H., Kurokawa J.(*1), Takahashi M.(*2)
  Name of Society : IUGG 2003 (2003)
  Name of Proceedings : Abstracts, A207
• Chemistry and temperature perturbations due to Pinatubo aerosols calculated by a chemical-radiative coupled 1-D model

  Presenter : Akiyoshi H.
  Name of Society : IUGG 2003 (2003)
  Name of Proceedings : Abstracts, A207
• Simulation of Pinatubo aerosols by using a CCSR/NIES AGCM

  Presenter : Takigawa M.(*1), Takahashi M.(*2), Akiyoshi H.
  Name of Society : IUGG 2003 (2003)
  Name of Proceedings : Abstracts, A208
• Ozone perturbations in the arctic summer lower stratosphere as a reflection of NOx chemistry and planetary-scale wave activity

  Presenter : Akiyoshi H., Sugita T., Kanzawa H., Kawamoto N.(*1)
  Name of Society : IUGG 2003 (2003)
  Name of Proceedings : Abstracts, B426
• Analysis of year-to-year ozone variation over the subtropical weatern Pacific region using EP TOMS data and CCSR/NIES nudging CTM

  Presenter : Zhou L.B., AKIYOSHI Hideharu, Kawahira K.(*1)
  Name of Society : IUGG 2003 (2003)
  Name of Proceedings : Abstracts, B426-B427
• Year-to-year variation in ozone minimum over the subtropical wester Pacific region from 1996 to 2002

  Presenter : Zhou L.B., AKIYOSHI Hideharu, Kawashi K.(*1)
  Name of Society : 2003 Spring Meet.Meteorol.Soc.Jpn. (2003)
  Name of Proceedings : Abstracts, 302
• Comparison of vortex remnant decay between the early and late Arctic vortex breakdown years obtained by potential vorticity and N2O

  Presenter : Zhou L.B., AKIYOSHI Hideharu
  Name of Society : 2003 Annu.Meet.Autumn Meteorol.Soc.Jpn. (2003)
  Name of Proceedings : Abstracts, 309
• A study on transport and chemistry in the summer lower stratosphere using the CCSR/NIES nudging CTM and the ILAS observation

  Presenter : Akiyoshi H., Sugata S., Sugita T., Nakajima H., Hayashi H., Kanzawa H., Kurokawa J.(*1), Kawamoto N.(*2), Takahashi M.(*3)
  Name of Society : Int.Symp.Stratos.Var.Climate (2002)
  Name of Proceedings : Abstracts, 167
• Simulation of stratospheric sulfuric acid aerosol using a CCSR/NIES AGCM with coupled chemistry-the impact of Pinatubo aerosol on climate

  Presenter : Takigawa M.(*1), Takahashi M.(*2), Akiyoshi H.
  Name of Society : Int.Symp.Stratos.Var.Climate (2002)
  Name of Proceedings : Abstracts, 155
• A CTM simulation of year-to-year variation of total ozone over subtropical western Pacific

  Presenter : Zhou L., AKIYOSHI Hideharu, Kawahira K.(*1)
  Name of Society : Int.Symp.Stratos.Var.Climate (2002)
  Name of Proceedings : Abstracts, 226
• Analysis of the impact of the Carrington event on middle and lower atmosphere with atmospheric internal variability and chemistry-climate interaction using multi-ensemble member chemistry-climate model experiments

  Presenter : Akiyoshi H., Yamashita Y., Motizuki Y., Nakai Y., Imamura T., Tanaka T., Hirasedo S.
  Name of Society : JpGU-AGU Joint Meeting 2026 (2026)
  Name of Proceedings : Abstracts
• Updated analysis of atmospheric responses to the Hunga Tonga-Hunga Ha'apai eruption in multiple reanalysis data sets

  Presenter : Fujiwara M., Martineau P., Wright J.S., Abalos M., Davis S.M., Diallo M.A., Wang X., Akiyoshi H., Yamashita Y.
  Name of Society : JpGU-AGU Joint Meeting 2026 (2026)
  Name of Proceedings : Abstracts
• Predictability of dynamical and ozone fields during the stratospheric ozone reduction event over the southern tip of South America in November 2009

  Presenter : Hirooka T., Nakamura H., Akiyoshi H.
  Name of Society : A joint QBO-SNAP-QUOCA meeting (2025)
  Name of Proceedings : -
• Ozone in a Stratospheric Aerosol Injection Scenario

  Presenter : Jorimann A., Sukhodolov T., Chiodo G., Rozanov E., Visioni D., Tilmes S., Plummer D., Watanabe S., Akiyoshi H., Yamashita Y., Luo B.
  Name of Society : Quadrennial Ozone Symposium 2024 (2024)
  Name of Proceedings : Abstracts
• Key ionic reactions affecting stratospheric O3 and HNO3 changes caused by solar proton events

  Presenter : Hirasedo S., Motizuki Y., Hasebe Y., Cullens C. Y., Nakai Y., Akiyoshi H., Imamura T., Katsuda S.
  Name of Society : Space Climate 9 (2024)
  Name of Proceedings : -
• Predictability of Dynamical and Ozone Fields during the Stratospheric Ozone Reduction Event over the Southern Tip of South America in November 2009

  Presenter : Hirooka T., Nakamura H., Akiyoshi H.
  Name of Society : AGU23 (2023)
  Name of Proceedings : Abstracts
• The role of sea-surface conditions in Antarctic polar-vortex and associated wave forcing with a multi-member ensemble simulation of the CCSR/NIES-MIROC3.2 CCM

  Presenter : Yamashita Y., Akiyoshi H., M. Inoue
  Name of Society : CCMI 2023 Science Workshop (2023)
  Name of Proceedings : -
• Dependence of column ozone on future ODSs and GHGs in the variability of 500-ensemble members

  Presenter : Akiyoshi H., Kadowaki M., Yamashita Y., Nagatomo T.
  Name of Society : CCMI 2023 Science Workshop (2023)
  Name of Proceedings : -
• Impact of unmitigated HFC emissions on stratospheric ozone at the end of the 21st century as simulated by chemistry-climate models

  Presenter : Akiyoshi H., Dupuy E., Yamashita Y.
  Name of Society : 日本地球惑星科学連合2022年大会 (2022)
  Name of Proceedings : -, AAS10-P05
• Impact of unmitigated HFC emissions on stratospheric ozone at the end of the 21st century as simulated by chemistry climate models

  Presenter : Akiyoshi H., Dupuy E., Yamashita Y.
  Name of Society : 7th SPARC General Assembly (2022)
  Name of Proceedings : -
• Assessment of transport in the latest Chemistry Climate Model Initiative (CCM-I2022) simulations

  Presenter : Plummer D., Akiyoshi H., Dennison F., Josse B., Keeble J., Kinnison D., Morgenstern O., Rozanov E.
  Name of Society : 7th SPARC General Assembly (2022)
  Name of Proceedings : -
• CCMI-2022 Ref-D1 stratospheric ozone profiles: trends, natural variability and comparisons to observations and CCMI-1 Ref-C2

  Presenter : Tourpali K., Akiyoshi H., Dennison F., Joeckel P., Josse B., Cheroux F., Kinnison D., Colarco P., Plummer D., Rozanov E., Egorova T., Sukhodolov T., Morgenstern O., Zeng G., Keeble J., Petropavlovskikh I., Godin-Beekmann S., Azouz N., Sofieva V., Vaskou E.
  Name of Society : 7th SPARC General Assembly (2022)
  Name of Proceedings : -
• A CCM Forecast Experiments of the Ozone Reduction Event Over the Southern Tip of South America in November 2009 Using Ozone Assimilated Initial Data

  Presenter : Nakamura H., Hirooka T., Akiyoshi H.
  Name of Society : 7th SPARC General Assembly (2022)
  Name of Proceedings : -
• Analysis of Arctic spring ozone anomaly in the phases of QBO and 11-year solar cycle for 1979-2011

  Presenter : Yamashita Y., Akiyoshi H., Takahashi M.
  Name of Society : 日本地球惑星科学連合2021年大会 (2021)
  Name of Proceedings : -
• Impact of unmitigated HFC emissions on stratospheric ozone at the end of the 21st century as simulated by chemistry-climate models

  Presenter : Dupuy E., Akiyoshi H., Yamashita Y.
  Name of Society : Quadrennial Ozone Symposium 2021 (2021)
  Name of Proceedings : Abstracts
• Insights into the linear relationship between extratropical eddy heat flux and polar ozone build-up

  Presenter : Hasebe F, Kodera S, Akiyoshi H.
  Name of Society : Quadrennial Ozone Symposium 2021 (2021)
  Name of Proceedings : Abstracts
• A CCM Forecast Experiments of the Ozone Reduction Event Over the Southern Tip of South America in November 2009 Using Ozone Assimilated Initial Data

  Presenter : Nakamura H., Hirooka T., Akiyoshi H., Sugita T., Mizuno A.
  Name of Society : Quadrennial Ozone Symposium 2021 (2021)
  Name of Proceedings : Abstracts
• Short-term variations of HCl and HF trends observed with FTIR at Tsukuba and Rikubetsu, Japan

  Presenter : Murata I., Tomikawa Y., Morino I., Nakajima H., Akiyoshi H., Nagahama T.
  Name of Society : Quadrennial Ozone Symposium 2021 (2021)
  Name of Proceedings : Abstracts
• Analysis of Arctic spring ozone anomaly in the phases of QBO and 11-Year solar cycle for 1979-2017

  Presenter : Yamashita Y., Akiyoshi H., Takahashi M.
  Name of Society : Quadrennial Ozone Symposium 2021 (2021)
  Name of Proceedings : Abstracts
• Impact of HFCs on stratospheric ozone and temperature as simulated by chemistry-climate models

  Presenter : Akiyoshi H., Dupuy E., Yamashita Y.
  Name of Society : JpGU-AGU Joint Meeting 2020、Virtual meeting (2020)
  Name of Proceedings : -, (AAS07-P11):9-12
• ODS and GHG dependence of total ozone at mid- and high latitudes indicated by multi-ensemble simulations using MIROC3.2 and MIROC5 chemistry-climate models

  Presenter : Akiyoshi H., Kadowaki Y., Yamashita Y., Dupuy E., Nagatomo T., Yamashita Y.
  Name of Society : JpGU-AGU Joint Meeting 2020、Virtual meeting (2020)
  Name of Proceedings : -, (AAS07-P12):11
• Short-term variations of HCl and HF trends observed with FTIR at Tsukuba

  Presenter : Murata I, Tomikawa Y., Morino I., Nakajima H., Akiyoshi H.
  Name of Society : JpGU-AGU Joint Meeting 2020 (2020)
  Name of Proceedings : -, AAS07(P09):8-9
• An indication of low ozone anomaly in Arctic spring in the QBO-westerly and solar-minimum years

  Presenter : Yamashita Y., Akiyoshi H., Takahashi M.
  Name of Society : CCMI 2019 Science Workshop (2019)
  Name of Proceedings : Abstracts, (1):030
• The analysis of the Non-hydrostatic ICosahedral Atmospheric Model(NICAM)-Chem outputs and future plans for the CCMI-2

  Presenter : Yamashita Y., Takigawa M., Goto D., Yashiro H., Satoh M, Akiyoshi H.
  Name of Society : CCMI 2019 Science Workshop, 7-9 August 2019 (2019)
  Name of Proceedings : Abstracts, (1):25
• Temporal variation of HCl and HF at Tsukuba related to the change of the meridional circulation in the northern lower stratosphere

  Presenter : Murata I., Tomikawa Y., Tomikawa Y., Morino I., Nakajima H., Akiyoshi H., Dai Y.
  Name of Society : 2019 Joint NDACC-IRWG and TCCON Meeting (2019)
  Name of Proceedings : -
• Ozone change simulations of Halloween event and Carrington event using MIROC3.2 chemistry climate model

  Presenter : Akiyoshi H., Nakai Y., Mochizuki Y., Imamura T., Yamashita Y.
  Name of Society : WCRP/SPARC SATIO-TCS joint workshop on Stratosphere-Troposphere Dynamical Coupling in the Tropics (2019)
  Name of Proceedings : -
• Impact of hydrofluorocarbons on stratospheric ozone recovery

  Presenter : Dupuy E., Akiyoshi H., Yamashita Y.
  Name of Society : Meteorological Society of Japan 2019 Autumn Meeting (2019)
  Name of Proceedings : Abstracts, 116(P372):237
• Impacts of East Asian black carbon emissions on the Arctic climate and air quality: Contributions from anthropogenic and biomass burning sources

  Presenter : Ikeda K., Tanimoto H., Sugita T., Akiyoshi H., Kanaya Y., Zhu C., Taketani F.
  Name of Society : 2018 joint 14th iCACGP Quadrennial Symposium and 15th IGAC Science Conference (2018)
  Name of Proceedings : Abstracts
• "Terra-Astronomy": multi-disciplinary studies with Antarctic Ice cores and Numerical Simulations

  Presenter : Motizuki Y., Takahashi K., Nakai Y., Wada S., Horiuchi K., Miyake F., Motoyama H., Akiyoshi H., Imamura T., Kodera K.
  Name of Society : The Ninth Symposium on Polar Science (2018)
  Name of Proceedings : Abstracts
• Dynamical analysis in the Southern Hemisphere associated with a three-week total ozone reduction over the southern tip of South America in November 2009

  Presenter : Akiyoshi H., Kadowaki M., Nakamura H., Sugita T., Hirooka T., Harada Y., Mizuno A.
  Name of Society : SPARC General Assembly 2018 (2018)
  Name of Proceedings : Abstracts
• The influences of El Nino and Arctic sea-ice on the QBO disruption in February 2016

  Presenter : Hirota N., Shiogama H., Akiyoshi H., Ogura T., Takahashi M., Kawatani Y., Kimoto M., Mori M.
  Name of Society : the SPARC General Assembly 2018 (2018)
  Name of Proceedings : Abstracts
• The CCSR/NIES-MIROC3.2 CCM simulations of the low ozone anomaly in Arctic spring in the QBO-westerly and solar-minimum years

  Presenter : Yamashita Y., Akiyoshi H., Takahashi M.
  Name of Society : CCMI Workshop 2017 (2017)
  Name of Proceedings : Abstracts
• A three-week total ozone reduction over Rio Gallegos in Argentina in November 2009 and its relation to planetary wave activity in the stratosphere and blocking in the troposphere

  Presenter : Akiyoshi H., Kadowaki M., Nakamura H., Sugita T., Harada Y., Hirooka T., Mizuno A.
  Name of Society : CCMI Workshop 2017 (2017)
  Name of Proceedings : Abstracts
• Ozone sensitivity to varying GHGs and ODSs in CCMI simulations

  Presenter : Morgenstern O., Akiyoshi H., Yamashita Y., Kinnison D., Garcia R., Plummer D., Scinocca J., Zeng G., Rozanov E., Stenke A., Revell L., Pitari G., Mancini E., Genova G., Dhomse S., Chipperfield M.
  Name of Society : Chemistry-Climate Model Initiative Science Workshop (2017)
  Name of Proceedings : -
• The Impact of VSL Halogens Inferred from Field Campaigns in the Tropical Western Pacific: Implications for CCMI

  Presenter : Wales P., Salawitch R., Nicely J., Anderson D., Canty T., Atlas E., Schauffler S., Donets V., Lueb R., Navarro M., Wolfe G., Hanisco T., Chen D., Huey G., Tanner D., Volkamer R., Koenig T., Baider S., Dix B., Weinheimer A., Hall S., Ullmann K., Akiyoshi H., Yamashita Y., Kinnison D., Plummer D., Suinocca J., Michou M., Martin D.S., Jokel P., Oman L., Strahan S., Deushi M., Tanaka T.Y., Yoshida K., Morgenstern O., Zeng G., Roznov E., Stenke A., Revell L., Pitari G., Mancini E., Genova G., Chipperfield M., Dhomse S., Honomichi S., Pan L.
  Name of Society : Chemistry-Climate Model Initiative Science Workshop (2017)
  Name of Proceedings : -
• ULTRAVIOLET RADIATION EVOLUTION IN THE TROPICS DURING THE 21ST CENTURY

  Presenter : Lamy K., Josse B., Portafaix T., Bencherif H., Beekmann S.G., Brogniez C., Abraham N.L., Akiyoshi H., Archibald A.T., Bekki S., Butchart N., Chipperfield M., Currie R., Genova G.D., Garcia R.R., Deushi M., Dhomse S., Duncan B.N., Hegglin M.I., Horowitz L.W., Jockel P., Kinnison D., Lamarque J.F., Lin M.Y., Mancini E., Marchand M., Marecal V., Michou M., Morgenstern O., Connor F.M., Nagashima T., Oman L.D., Pitari G., Plummer D., Pyle J.A., Revell L., Rozanov E., Martin D.S., Scinocca J., Stenke A., Strahan S.E., Stone K., Sudo K., Tanaka T.Y., Tilmes S., Yamashita Y., Yoshida K., Zeng G.
  Name of Society : Chemistry-Climate Model Initiative Science Workshop (2017)
  Name of Proceedings : -
• The multi-resolution estimation of stratosphere-troposphere exchange simulated with the K computer

  Presenter : Yamashita Y., Takigawa M., Ishijima K., Akiyoshi H., Yashiro H., Satoh M.
  Name of Society : JpGU-AGU Joint Meeting 2017 (2017)
  Name of Proceedings : Abstracts, AAS12-P08
• A three-week total ozone reduction over Rio Gallegos in Argentina in November 2009 and its relation to blocking in the troposphere

  Presenter : Akiyoshi H., Kadowaki M., Nakamura H., Sugita T., Harada Y., Hirooka T., Mizuno A.
  Name of Society : JpGU-AGU Joint Meeting 2017 (2017)
  Name of Proceedings : Abstracts, AAS09-P06
• Resolution dependency of stratosphere-to-troposphere transport estimated by the global multi-resolution simulations

  Presenter : Yamashita Y., Takigawa M., Ishijima K., Akiyoshi H., Kodama C., Yashiro H., Satoh M.
  Name of Society : AGU FALL MEETING 2017 (2017)
  Name of Proceedings : Abstracts, A53E-2307
• Contribution of planetary waves to the three-week total ozone reduction over Rio Gallegos, Argentina, in November 2009

  Presenter : Akiyoshi H., Kadowaki M., Nakamura H., Sugita T., Hirooka T., Mizuno A.
  Name of Society : Quadrennial Ozone Symposium of the International Ozone Commission (2016)
  Name of Proceedings : Abstracts, 1(216)
• SAVER-Net: An Observing and Data Distribution Network of Atmospheric Ozone, UV Radiation, and Aerosols for the Southern Part of South America

  Presenter : Mizuno A., Sugimoto N., Wolfram E., Zamorano F., Ohyama H., Salvador J., Nagahama T., Sugita T., Akiyoshi H., Orte F., Nagahama T., Sanchez S., Carbajal G., Nollas F., Acquesta A., Quel E., Misu Y.
  Name of Society : Quadrennial Ozone Symposium of the International Ozone Commission (2016)
  Name of Proceedings : Abstracts, 1(331)
• Characteristics of dynamical and chemical fields in chemistry climate models in relation to the monsoon circulations

  Presenter : Sasaki T., Shiotani M., Akiyoshi H., Deushi M., Kinnison D.
  Name of Society : Quadrennial Ozone Symposium of the International Ozone Commission (2016)
  Name of Proceedings : Abstracts, 1(217)
• Influences of QBO and solar cycle on the Arctic ozone

  Presenter : Yamashita Y., Akiyoshi H.
  Name of Society : Quadrennial Ozone Symposium of the International Ozone Commission (2016)
  Name of Proceedings : Abstracts, 1
• Comparison of ozone profiles among DIAL, two satellite instruments, and chemical transport model simulations over Rio Gallegos, Argentina on 23-24 November 2009

  Presenter : Sugita T., Akiyoshi H., Kadowaki M., Nakamura H., Ikeuchi I., Wolfram E., Salvador J., Mizuno A.
  Name of Society : Quadrennial Ozone Symposium 2016 (2016)
  Name of Proceedings : Abstracts
• Radiative inconsistency in the extra-tropical upper troposphere and lower stratosphere due to water vapor seen in chemistry climate models

  Presenter : Sasaki T., Shiotani M., Sakazaki T., Akiyoshi H., Deushi M., Kinnison D.
  Name of Society : 12th Stratosphere-troposphere Processes And their Role in Climate (SPARC) Data Assimilation workshop (2016)
  Name of Proceedings : Abstracts
• A nudged-CCM simulation of chemical constituent distribution at Northern Hemisphere high latitudes observed by SMILES during the 2010 SSW

  Presenter : Akiyoshi H., Nakamura T., Miyasaka T., Shiotani M., Suzuki M.
  Name of Society : 26th IUGG General Assembly 2015 (2015)
  Name of Proceedings : Abstracts
• Comparison of ozone profiles between DIAL observations and chemical transport model simulations over Rio Gallegos, Argentina in the 2009 Antarctic spring

  Presenter : Sugita T., Akiyoshi H., Kadowaki M., Nakamura H., Wolfram E., Salvador J., Mizuno A.
  Name of Society : 13th International Conference on Atmospheric Sciences and Applications to Air Quality (2015)
  Name of Proceedings : Abstracts
• Influences of QBO and solar cycle on the Arctic ozone

  Presenter : Yamashita Y., Akiyoshi H.
  Name of Society : CCMI Workshop 2015 (2015)
  Name of Proceedings : -
• Comparisons of dynamical field in the lower stratosphere at mid-high latitudes between the free-run and specified dynamics modes

  Presenter : Sasaki T., Shiotani M., Deushi M., Akiyoshi H., Kinnison D.
  Name of Society : The combined AerChemMIP-CCMI workshops (2015)
  Name of Proceedings : Abstracts, 39
• Arctic ozone depletion in chemistry-climate models: A multi-model comparison of CCMI C1SD simulations with NDACC data

  Presenter : Sinnhuber B.M., Versick S., Kirner O., Strahan S., Braesicke P., Gathen P.V.D., Clarmann T.V., Jockel P., Bekki S., Hu R.M., Marchand M., Deushi M., Akiyoshi H., Yamashita Y., Kadowaki M., Kinnison D.
  Name of Society : The combined AerChemMIP-CCMI workshops (2015)
  Name of Proceedings : Abstracts, 41-42
• Contribution of zonal wavenumber one and two planetary waves to the three week total ozone reduction over Rio Gallegos (Argentina) in November 2009

  Presenter : Kadowaki M., Akiyoshi H., Nakamura H., Sugita T., Hirooka T., Mizuno A.
  Name of Society : Asian Conference on Meteorology (ACM) 2015 (2015)
  Name of Proceedings : Abstracts
• Relationship between total ozone and wave activities in Antarctic region

  Presenter : Kadowaki M., Akiyoshi H., Yamashita Y.
  Name of Society : 3rd Chemistry-Climate Model Initiative (CCMI) Workshop (2014)
  Name of Proceedings : -
• The analysis of the influences of solar 11-year and 27-day cycles in CCSR/NIES-MIROC3.2 comparing to the previous CCSRNIES CCM

  Presenter : Yamashita Y., Akiyoshi H.
  Name of Society : The third Chemistry-Climate Model Initiative (CCMI) Workshop (2014)
  Name of Proceedings : -
• Changes in the residual circulation of the stratosphere and mesosphere

  Presenter : Oberländer S., Garny H., Dameris, M., Langematz U., Abalichin J., Akiyoshi H., Ayarzagüena B., Kubin A., Michou M., Morgenstern O., Oman L.
  Name of Society : 3rd Chemistry-Climate Model Initiative (CCMI) Workshop (2014)
  Name of Proceedings : -
• Total ozone reduction over Rio Gallegos, Argentina, in November 2009 simulated by the nudged MIROC3.2 Chemical Transport Model for the CCMI REF-C1SD experiment

  Presenter : Akiyoshi H., Kadowaki M., Nakamura H., Sugita T., Nakamura T., Mizuno A.
  Name of Society : 3rd Chemistry-Climate Model Initiative (CCMI) Workshop (2014)
  Name of Proceedings : -
• Hemispheric asymmetries in midlatitude total ozone column return dates

  Presenter : Meul S., Bodeker G., Garny H., Abalichin J., Oberländer S., Kunze M., Langematz U., Morgensterun O., Akiyoshi H.
  Name of Society : 3rd Chemistry-Climate Model Initiative (CCMI) Workshop (2014)
  Name of Proceedings : -
• A nudged CTM simulation for chemical constituent distribution during the stratospheric sudden warming observed by SMILES in 2010

  Presenter : Akiyoshi H., Nakamura T., Shiotani M.
  Name of Society : SPARC 5th General Assembly (2014)
  Name of Proceedings : -
• Mesospheric ozone variation in response to the longest annular solar eclipse in the millennium

  Presenter : Imai K., Akiyoshi H., Yamashita Y., Suzuki M., Ebisawa K., Shiotani M.
  Name of Society : SPARC 5th General Assembly (2014)
  Name of Proceedings : -
• Diurnal variations in stratospheric O3 and HCl as observed by the Superconducting Submillimeter-Wave Limb-Emission Sounder (SMILES)

  Presenter : Sakazaki T., Fujiwara M., Mitsuda C., Imai K., Manago N., Naito Y., Nakamura T., Akiyoshi H., Kinnison D., Sano T., Suzuki M., Shiotani M.
  Name of Society : SPARC 5th General Assembly (2014)
  Name of Proceedings : -
• Relationship between Ozone Chemical Forcing and Wave Activities for the Period 1990-2011 using the MIROC3.2 nudged CTM

  Presenter : Kadowaki M., Akiyoshi H., Yamasita Y., Nakamura T.
  Name of Society : SPARC 5th General Assembly (2014)
  Name of Proceedings : -
• VSLS Bry Estimation from JEM/SMILES BrO Observation

  Presenter : Suzuki M., Imai K., Sano T., Manago N., Mitsuda C., Inoue Y., Takahashi C., Knisson D., Akiyoshi H., Ozeki H., Nishimoto E., Naito Y., Shiotani M.
  Name of Society : SPARC 5th General Assembly (2014)
  Name of Proceedings : -
• A preliminary result of REF-C2 run and the sensitivity runs performed byMIROC3.2 CCM

  Presenter : Akiyoshi H., Yamashita Y., Miyasaka T., Kadowaki M.
  Name of Society : IGAC/SPARC Chemistry-Climate Model Initiative (CCMI) 2013 Science Workshop (2013)
  Name of Proceedings : -
• Diurnal variation of O3, ClO, HOCl, HO2, and BrO observed by JEM/SMILES

  Presenter : Suzuki M., Mitsuda C., Manago N., Imai K., Sakazaki T., Ozeki H., Nishimoto E, Naito Y, Akiyoshi H., Kinnison D., Sano T., Shiotani M
  Name of Society : European Geosciences Union General Assembly 2013 (2013)
  Name of Proceedings : Abstracts, 15(EGU2013):11027
• 0bservation of O3, ClO, HO2,HOCl and BrO by JEM/SMILES and their photochemical diurnal variation.

  Presenter : Suzuki M., Manago N., Imai K., Sano T., Mitsuda C., Ozeki H., Kinnison D., Akiyoshi H., Naito Y., Nishimoto E., Takahashi K., Shiotani M.
  Name of Society : WCRP Regional Workshop on Stratosphere-Troposphere Processes and their Role in Climate (2013)
  Name of Proceedings : Abstracts, 31-32
• Effects of stratospheric ozone reduction and recovery on summer tropospheric warmig and circulation in the Northern Hem Hemisphere

  Presenter : NAKAMURA T., Akiyoshi H.
  Name of Society : WCRP Regional Workshop on Stratosphere-Troposphere Processes and their Role in Climate (2013)
  Name of Proceedings : Abstracts, 52
• Response of the northern polar vortex to the QBO and 11-year solar cycle

  Presenter : Yamashita Y., Akiyoshi H., Takahashi M.
  Name of Society : IGAC/SPARC Global Chemistry-Climate Modeling and Evaluation Workshop (2012)
  Name of Proceedings : -
• A multi-model ensemble mean of tropospheric responses to ozone change in the Northern Hemisphere summer

  Presenter : Nakamura T., Akiyoshi H.
  Name of Society : IGAC/SPARC Global Chemistry-Climate Modeling and Evaluation Workshop (2012)
  Name of Proceedings : -
• CCSR/NIES CCM simulations for the differences in the Northern Hemisphere winter circulation associated with the 11-year solar cycle and the QBO

  Presenter : Yamashita Y., Akiyoshi H., Takahashi M
  Name of Society : Workshop on Stratospheric Sudden Warming and its Role in Weather and Climate Variations (2012)
  Name of Proceedings : Abstracts of Workshop on Stratospheric Sudden Warming and its Role in Weather and Climate Variations, 62
• A CTM simulation of chemical constituent distribution observed by SMILES

  Presenter : Akiyoshi H., Nakamura T., Shiotani M.
  Name of Society : Workshop on Stratospheric Sudden Warming and its Role in Weather and Climate Variations (2012)
  Name of Proceedings : Abstracts of Workshop on Stratospheric Sudden Warming and its Role in Weather and Climate Variations, 83
• An Inter-comparison of Observation System Experiments for Stratospheric Ozone between LETKF Data Assimilation Systems with CCSR/NIES CCM, MRI CCM, and CHASER CTM

  Presenter : Nakamura T., Deushi M., Miyazaki K., Kobayashi C., Akiyoshi H., Shibata K., Iwasaki T.
  Name of Society : 2011 International Union of Geodesy and Geophysics General Assembly (2011)
  Name of Proceedings : PROGRAM HANDBOOK, 243
• Influence of lower stratospheric ozone variation on tropospheric temperature and mean meridional circulation in the Northern Hemisphere Summer in the recent past

  Presenter : Nakamura T., Akiyoshi H., Yamashita Y.
  Name of Society : MOCA-09 (2009)
  Name of Proceedings : Abstracts, M05.3/24417
• The sensitivity of chemistry climate model results to the solar cycle and volcanic aerosol during 1980-2000

  Presenter : Yamashita Y., Sakamoto K. , Akiyoshi H., Takahashi M., Nagashima T., Zhou L. B.
  Name of Society : MOCA-09 (2009)
  Name of Proceedings : Abstracts, M01.5/20417
• Influence of lower stratospheric ozone variation on tropospheric temperature and mean meridional circulation in the Northern Hemisphere summer in the recent past

  Presenter : Nakamura T., Akiyoshi H.
  Name of Society : SPARC CCMVal Workshop 2009 (2009)
  Name of Proceedings : Abstracts
• Response of the CCSR/NIES chemistry-climate model to the solar cycle and volcanic aerosol during 1980-2000

  Presenter : Yamashita Y., Sakamoto.k, Akiyoshi H., Takahashi.m, Takahashi.M, Nagashima T., L.B.ZHOU
  Name of Society : SPARC CCMVal Workshop 2009 (2009)
  Name of Proceedings : Abstracts
• CCMVal model evaluation of heterogeneous processes in the polar lower stratosphere

  Presenter : Tilmes S, M ̈ uller.M, Austin J., Akiyoshi H., Yamashita.Y, Hegglin M., Eyring V., Pawson S., Stolarski R.
  Name of Society : SPARC CCMVal Workshop 2009 (2009)
  Name of Proceedings : Abstracts
• Transport characteristics in the UTLS in models and observations

  Presenter : HOOR P., Austin J., Akiyoshi H., Bekki S., Bodeker G. , Butchart N. , Chipperfield M., Deushi M., Kinnison D. , Nagashima T.
  Name of Society : SPARC CCMVal Workshop 2009 (2009)
  Name of Proceedings : Abstracts
• Ozone QBO signal in CCMVal-2 models

  Presenter : Calvo N., Peña-Ortiz C., Manzini E., Randel W, Akiyoshi H., Bruehl C. , Bekki S., Shibata K., Rozanov E., Mancini E.
  Name of Society : SPARC CCMVal Workshop 2009 (2009)
  Name of Proceedings : Abstracts
• Model evaluation of tracer behavior in the upper troposphere lower stratosphere(UTLS)

  Presenter : Tilmes S, Austin J., Akiyoshi H., Yamashita Y., Hegglin M. , Eyring V., Pawson S., Stolarski R., Bekki S., Bruehl C.
  Name of Society : SPARC CCMVal Workshop 2009 (2009)
  Name of Proceedings : Abstracts
• Influence of lower stratospheric ozone variation on tropospheric temperature and mean meridional circulation in Northern Hemisphere summer

  Presenter : Nakamura N., Akiyoshi H., Yamashita Y.
  Name of Society : IGAC-SPARC Jt.Workshop (2009)
  Name of Proceedings : Abstracts, P-27
• Ozone and temperature response of a chemistry climate model to the solar cycle, volacaic aerosol, sea surface temperature, and QBO

  Presenter : Yamashita Y., Sakamoto K., Akiyoshi H., Takahashi M , Nagashima T., Zhou L.B.
  Name of Society : IGAC-SPARC Jt.Workshop (2009)
  Name of Proceedings : Abstracts, P-29

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