Wave Vector


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wave vector

[′wāv ‚vek·tər]
(physics)
A vector whose direction is the direction of phase propagation of a wave at each point in space, and whose magnitude is sometimes set at 2π/λ and sometimes at 1/λ, where λ is the wavelength.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Wave Vector

the vector k, whose direction coincides with the direction of propagation of a traveling wave; it is numerically equal to the wave number.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
References in periodicals archive ?
in the case of magnetic strength parallel to the wave vector and the force generated by the fast modes.
Magnetoacoustic Heating in Nonisentropic Plasma Caused by Different Kinds of Heating-Cooling Function
Thus the ordinary wave has both the real normal component of the wave vector (7) and the real normal component of the Poynting vector (9).
Penetration Effect: Exotic Behavior of a Wave in Anisotropic Media
A consequence of the missing integration over the wave vector is that equal-time fields become noncommutative.
On the Emergence of the Coulomb Forces in Quantum Electrodynamics
The problem for any scenario can be formed using proper arrangement of these partial wave vectors. For the three-layer system seen in Figure 1, the global matrix shown in (5) can be formed as shown below.
Dispersion and Sensitivity Analysis of Quasi-Scholte Wave Liquid Sensing by Analytical Methods
[E.sub.o] is the amplitude of the electric field, [omega] is the frequency of the k is the angular frequency and the wave vector is the wave vector, r is a spatial orientation vector (Wen, Y., Gao, R., & Zhao, H., 2016).
Research on EOT filter of abnormal transmission of Terahertz sub wavelength hole
When a flat wave enters the medium along the z-axis so that at t = 0 the initial wave vector is everywhere equal to k(0) = [k.sub.0] [e.sub.z], the entire wavefront corresponds to a 2-dimensional surface in the 6-dimensional phase space, given by the conditions
Implications of the theory of turbulent mixing for wave propagation in media with fluctuating coefficient of refraction/Turbulentse segunemise teooria rakendusi lainelevile muutuva murdumisnaitajaga keskkonnas
Table-3: Results of Debye wave vector, Debye velocity, Debye temperature, sizes of a- and AY-cages and Fermi wave vector of unexchanged and cation exchanged Type-A zeolite.
Thermodynamic Parameters Evaluation of - and -cages in Na+, Ba2+, Fe3+, Co2+, Ni2+ and Cu2+ Exchanged Zeolite a Using Quantum Mechanical Theory and Fermi Dirac Statistics
q stands for lattice wave vector and it is in the first Brillouin zone.
Phononic first band gap of quaternary layered periodic structure with the lumped-mass method
The wave vector diagram for the Bragg condition is shown in Figure 3.
Large-area binary blazed grating coupler between nanophotonic waveguide and LED
A real wave vector indicates a propagating wave, while an imaginary wave vector indicates attenuation (an evanescent wave).
Tunability of triangular SRR and wire strip (TSRR-WS) metamaterial at THz

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