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Longer titles found: Plane wave expansion method (view), Plane wave tube (view), Gravitational plane wave (view), Monochromatic electromagnetic plane wave (view), Sinusoidal plane wave (view), Traveling plane wave (view)

searching for Plane wave 256 found (431 total)

alternate case: plane wave

WIEN2k (803 words) [view diff] no match in snippet view article find links to article

on periodic solids. It uses the full-potential (linearized) augmented plane-wave and local-orbitals [FP-(L)APW+lo] basis set to solve the Kohn–Sham equations

FLEUR (1,476 words) [view diff] no match in snippet view article find links to article

(DFT) in terms of the all-electron full-potential linearized augmented-plane-wave method. With this, it is a realization of one of the most precise DFT

Sinusoidal plane-wave solutions of the electromagnetic wave equation (1,348 words) [view diff] no match in snippet view article find links to article

Sinusoidal plane-wave solutions are particular solutions to the wave equation. The general solution of the electromagnetic wave equation in homogeneous

ABINIT (942 words) [view diff] exact match in snippet view article find links to article

Public License. ABINIT implements density functional theory, using a plane wave basis set and pseudopotentials, to compute the electronic density and

Miller index (2,457 words) [view diff] exact match in snippet view article find links to article

lattice point from the reciprocal lattice origin) is the wavevector of a plane wave in the Fourier series of a spatial function (e.g., electronic density

P-wave modulus (182 words) [view diff] no match in snippet view article find links to article

There are two kinds of seismic body waves in solids, pressure waves (P-waves) and shear waves. In linear elasticity, the P-wave modulus M {\displaystyle

Pendellösung (404 words) [view diff] exact match in snippet view article find links to article

as a beating phenomenon due to the phase modulation between coexisting plane wave components, propagating in the same direction. This thickness dependence

Propagation constant (2,353 words) [view diff] exact match in snippet view article find links to article

shunt admittance of the line per unit length. The propagation factor of a plane wave traveling in a linear media in the x direction is given by P = e − γ x

Statvolt (206 words) [view diff] exact match in snippet view article find links to article

the same energy density as a magnetic field of one gauss. Likewise, a plane wave propagating in vacuum has perpendicular electric and magnetic fields such

Aperture (antenna) (3,359 words) [view diff] exact match in snippet view article

and power flux density are functions of incident angle of a plane wave. Assume a plane wave from a particular direction ( θ , ϕ ) {\displaystyle (\theta

Projector augmented wave method (1,149 words) [view diff] no match in snippet view article find links to article

calculations. It is a generalization of the pseudopotential and linear augmented-plane-wave methods, and allows for density functional theory calculations to be performed

List of contributors to general relativity (1,819 words) [view diff] exact match in snippet view article find links to article

Tofte Jebsen (Birkhoff's theorem), George Barker Jeffery (Baldwin–Jeffery plane wave), Pascual Jordan (Jordan–Brans–Dicke theory) Niky Kamran (Wave equations

Schwinger limit (1,379 words) [view diff] exact match in snippet view article find links to article

equations. A single plane wave is insufficient to cause nonlinear effects, even in QED. The basic reason for this is that a single plane wave of a given energy

Electromagnetic wave equation (3,105 words) [view diff] no match in snippet view article find links to article

The electromagnetic wave equation is a second-order partial differential equation that describes the propagation of electromagnetic waves through a medium

Linear polarization (666 words) [view diff] exact match in snippet view article find links to article

radiation is said to be vertically polarized. The classical sinusoidal plane wave solution of the electromagnetic wave equation for the electric and magnetic

Maria Mitchell Observatory (620 words) [view diff] case mismatch in snippet view article find links to article

Vestal street location houses research offices as well as the 17-inch Plane Wave Dall-Kirkham telescope. This telescope was installed in 2008 after the

Standard linear solid Q model (588 words) [view diff] exact match in snippet view article find links to article

gives a definition of how the earth responds to seismic waves. When a plane wave propagates through a homogeneous viscoelastic medium, the effects of amplitude

Computational electromagnetics (4,764 words) [view diff] exact match in snippet view article find links to article

integral equations with static or frequency-domain oscillatory kernels, the plane wave time-domain (PWTD) algorithm employs similar ideas to accelerate the MoM

Antenna measurement (3,847 words) [view diff] exact match in snippet view article find links to article

communication. The antenna pattern is the response of the antenna to a plane wave incident from a given direction or the relative power density of the wave

Diffraction (6,613 words) [view diff] exact match in snippet view article find links to article

structures of the intensities are different. The far-field diffraction of a plane wave incident on a circular aperture is often referred to as the Airy disk

CP2K (585 words) [view diff] exact match in snippet view article find links to article

Gerald; Hutter, Jürg; Parrinello, Michele (1997). "A hybrid Gaussian and plane wave density functional scheme". Molecular Physics. 92 (3): 477–487. Bibcode:1997MolPh

Acoustic radiation force (984 words) [view diff] exact match in snippet view article find links to article

time-varying surface. The magnitude of the force exerted by an acoustic plane wave at any given location can be calculated as: | F r a d | = 2 α I c {\displaystyle

Felix Pirani (1,014 words) [view diff] exact match in snippet view article find links to article

a series of articles (1959 to 1989) that established the existence of plane wave solutions for gravitational waves based on general relativity. During

Bethe–Salpeter equation (1,815 words) [view diff] no match in snippet view article find links to article

- plane-wave pseudopotential BerkeleyGW – plane-wave pseudopotential ExC - plane-wave pseudopotential Fiesta - Gaussian all-electron Abinit - plane-wave

Second-harmonic generation (6,845 words) [view diff] exact match in snippet view article find links to article

NC. The simplest case for analysis of second-harmonic generation is a plane wave of amplitude E(ω) traveling in a nonlinear medium in the direction of

Underwater acoustics (7,186 words) [view diff] exact match in snippet view article find links to article

the motion of molecules in the medium due to the sound, and relates the plane wave pressure p {\displaystyle p\,} to the fluid density ρ {\displaystyle \rho

Dirac equation (13,120 words) [view diff] no match in snippet view article find links to article

the energies of the solutions do not have a lower bound is unexpected. Plane-wave solutions are those arising from an ansatz ψ ( x ) = u ( p ) e − i p ⋅

Sound intensity (1,604 words) [view diff] exact match in snippet view article find links to article

={\frac {1}{T}}\int _{0}^{T}p(t)\mathbf {v} (t)\,\mathrm {d} t.} For a plane wave [citation needed], I = 2 π 2 ν 2 δ 2 ρ c {\displaystyle \mathrm {I} =2\pi

Mode (electromagnetism) (524 words) [view diff] exact match in snippet view article

direction.: 52 Transverse electromagnetic mode (TEM), as with a free space plane wave, both the electric field and magnetic field are entirely transverse. Transverse

Diffraction topography (7,617 words) [view diff] no match in snippet view article find links to article

crystallites with varying lattice orientation, topographic contrast arises: In plane-wave topography, only selected crystallites will be in diffracting position

Self-focusing transducers (263 words) [view diff] exact match in snippet view article find links to article

emitting surface generate wavelets that constructively interfere with the plane wave that is generated. The volume near the transducer which exhibits this

Elliptical polarization (1,128 words) [view diff] exact match in snippet view article find links to article

electromagnetic nature of light waves was known. The classical sinusoidal plane wave solution of the electromagnetic wave equation for the electric and magnetic

Hamilton–Jacobi equation (8,209 words) [view diff] no match in snippet view article find links to article

In physics, the Hamilton–Jacobi equation, named after William Rowan Hamilton and Carl Gustav Jacob Jacobi, is an alternative formulation of classical mechanics

Bonnor beam (494 words) [view diff] exact match in snippet view article find links to article

The Bonnor beam is obtained by matching together two regions: a uniform plane wave interior region, which is shaped like the world tube of a solid cylinder

High harmonic generation (2,915 words) [view diff] exact match in snippet view article find links to article

affecting the phase mismatch, depending on the specific geometry (such as plane wave propagation, free focusing, hollow core waveguide, etc.). Additionally

Pulay stress (650 words) [view diff] no match in snippet view article find links to article

density functional theory) due to the incompleteness of the basis set. A plane-wave density functional calculation on a crystal with specified lattice vectors

Spin angular momentum of light (1,659 words) [view diff] exact match in snippet view article find links to article

figures give the three electric-field components of a circularly polarized plane wave propagating in the z {\displaystyle z} direction, in complex notation

Nearly free electron model (1,346 words) [view diff] exact match in snippet view article find links to article

_{m}=\varepsilon } . Then there will be m {\displaystyle m} independent plane wave solutions of which any linear combination is also a solution: ψ ∝ ∑ j

Euler spiral (3,251 words) [view diff] exact match in snippet view article find links to article

Cornu spiral can be used to describe a diffraction pattern. Consider a plane wave with phasor amplitude E0e−jkz which is diffracted by a "knife edge" of

BigDFT (549 words) [view diff] exact match in snippet view article find links to article

Daubechies wavelet basis sets are an orthogonal systematic basis set as plane wave basis set but has the great advantage to allow adapted mesh with different

Ewald's sphere (580 words) [view diff] exact match in snippet view article find links to article

x-rays there is diffraction by the atoms, and if there is an incident plane wave exp ⁡ ( 2 π i k 0 ⋅ r ) {\displaystyle \exp(2\pi i\mathbf {k_{0}} \cdot

Non-linear inverse Compton scattering (5,437 words) [view diff] exact match in snippet view article find links to article

scattering off high-energy photons in the field of a monochromatic background plane wave with either circular or linear polarization was one of the most studied

Sensor array (2,823 words) [view diff] no match in snippet view article find links to article

A sensor array is a group of sensors, usually deployed in a certain geometry pattern, used for collecting and processing electromagnetic or acoustic signals

Gaussian random field (262 words) [view diff] no match in snippet view article find links to article

limit theorem dictates that at any point, the sum of these individual plane-wave contributions will exhibit a Gaussian distribution. This type of GRF is

Double bass array (789 words) [view diff] exact match in snippet view article find links to article

furniture can interfere with the propagation of the plane wave. Frequency range of the plane wave depends on the number of drivers which can be quite

Scattering length (1,103 words) [view diff] exact match in snippet view article find links to article

there is a finite ranged scatterer at the origin and there is an incoming plane wave along the z {\displaystyle z} -axis): ψ ( r , θ ) = e i k z + f ( θ )

Generalized valence bond (325 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Aluminium foil (1,287 words) [view diff] exact match in snippet view article find links to article

6-13) graphs reflection loss for copper and shows electric field and plane wave losses at greater than 90 dB. Ott 1976, pp. 155–156. Robertson, G. (2006)

Hard Labor Creek Observatory (157 words) [view diff] case mismatch in snippet view article find links to article

Plane Wave Instruments Telescope 0.7 m CDK700 Plane Wave Instruments Telescope 0.61 m CDK24 RC Optical Systems Telescope 0.51 m RCOS20

Resonances in scattering from potentials (1,226 words) [view diff] exact match in snippet view article find links to article

particle. For a free quantum particle incident on the potential, the plane wave solution to the time-independent Schrödinger wave equation is: ψ ( r →

Grating lobes (1,072 words) [view diff] exact match in snippet view article find links to article

{\displaystyle \theta } is defined as the plane wave incident angle where θ = 90 ∘ {\displaystyle \theta =90^{\circ }} is a plane wave incident orthogonal to the array

Orbital angular momentum of light (4,506 words) [view diff] exact match in snippet view article find links to article

surfaces, for example, a sequence of parallel planes (from which the name "plane wave"). If m = ± 1 {\displaystyle m=\pm 1} , the handedness determined by the

X-ray absorption near edge structure (1,971 words) [view diff] no match in snippet view article find links to article

calculation using plane-wave pseudopotential approach WIEN2k NEXAFS calculation on the basis of full-potential (linearized) augmented plane-wave approach. Bianconi

Gain (antenna) (2,464 words) [view diff] exact match in snippet view article

radiated wave can be considered locally as a plane wave. The intensity of an electromagnetic plane wave is: P S = c ∘ ε ∘ 2 E θ 2 = 1 2 E θ 2 Z ∘ {\displaystyle

Pseudopotential (2,237 words) [view diff] no match in snippet view article find links to article

pseudo-wavefunctions to be described with far fewer Fourier modes, thus making plane-wave basis sets practical to use. In this approach usually only the chemically

Transmission loss (duct acoustics) (1,563 words) [view diff] exact match in snippet view article

two-microphone method with modern instrumentation. By definition the plane wave TL on an acoustic component with negligible mean flow may be described

Nilpotent (1,210 words) [view diff] exact match in snippet view article find links to article

Edward Witten in a celebrated article. The electromagnetic field of a plane wave without sources is nilpotent when it is expressed in terms of the algebra

Branched flow (1,109 words) [view diff] exact match in snippet view article find links to article

conditions, such as a point source spraying in many directions, or an extended plane wave heading on one direction. The ray bending or refraction leads to characteristic

N-slit interferometric equation (1,930 words) [view diff] exact match in snippet view article find links to article

cases. The Fraunhofer approach works for plane-wave illumination. The DD approach works for both, plane wave illumination or highly diffractive illumination

High-resolution transmission electron microscopy (2,871 words) [view diff] exact match in snippet view article find links to article

sample. Above the sample, the wave of an electron can be approximated as a plane wave incident on the sample surface. As it penetrates the sample, it is attracted

Monochromatic radiation (423 words) [view diff] exact match in snippet view article find links to article

Monochromator Interferometer Diffraction grating Dichroic filter Monochromatic plane wave Newton rings Entry "monochromatic light" in the Oxford Reference online

Reflectarray antenna (1,525 words) [view diff] exact match in snippet view article find links to article

rings is applied to focus the wavefronts from the feeding antenna into a plane wave (to account for the varying path lengths from the feeding antenna to each

Electronic band structure (4,835 words) [view diff] exact match in snippet view article find links to article

the wave function of the electron can be approximated by a (modified) plane wave. The band structure of a metal like aluminium even gets close to the empty

Specular reflection (1,780 words) [view diff] exact match in snippet view article find links to article

direction. The phenomenon of reflection arises from the diffraction of a plane wave on a flat boundary. When the boundary size is much larger than the wavelength

Linear combination of atomic orbitals (781 words) [view diff] no match in snippet view article find links to article

functions from standard basis sets or the pseudo-atomic orbitals from plane-wave pseudopotentials. By minimizing the total energy of the system, an appropriate

Comparison of software for molecular mechanics modeling (380 words) [view diff] no match in snippet view article find links to article

Complete atomistic modeling platform for material science. It includes DFT (Plane-Wave and LCAO), Semi-empirical, and Force Field simulation engines. Proprietary

Horn antenna (3,410 words) [view diff] no match in snippet view article find links to article

increases the beamwidth, giving horns wider beamwidths than similar-sized plane-wave antennas such as parabolic dishes. At the flare angle, the radiation of

Thomson scattering (1,537 words) [view diff] exact match in snippet view article find links to article

electromagnetic radiation scattering from a free particle. An incident plane wave accelerates a charged particle which consequently emits radiation of the

LOBPCG (4,433 words) [view diff] exact match in snippet view article find links to article

for Kohn-Sham equations and density functional theory (DFT) using the plane wave basis. Recent implementations include TTPY, Platypus‐QM, MFDn, ACE-Molecule

Conyers Herring (757 words) [view diff] case mismatch in snippet view article find links to article

and semiconductors, culminating in the discovery of the Orthogonalized Plane Wave Method (O.P.W.) in 1940. He was years ahead of his time in this contribution

Quantum Monte Carlo (1,140 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Wavenumber (1,939 words) [view diff] exact match in snippet view article find links to article

exponentially decaying evanescent fields. The propagation factor of a sinusoidal plane wave propagating in the positive x direction in a linear material is given

Friis transmission equation (1,339 words) [view diff] exact match in snippet view article find links to article

the same units. Distance d {\displaystyle d} large enough to ensure a plane wave front at the receive antenna sufficiently approximated by d ≥ 2 a 2 /

Cassegrain antenna (1,366 words) [view diff] exact match in snippet view article find links to article

a hyperboloid. The geometrical condition for radiating a collimated, plane wave beam is that the feed antenna is located at the far focus of the hyperboloid

PWBA (48 words) [view diff] case mismatch in snippet view article find links to article

Women's Bowling Association Pension and Welfare Benefits Administration Plane Wave Born Approximation This disambiguation page lists articles associated

One-way wave equation (1,559 words) [view diff] exact match in snippet view article find links to article

derived directly from specific acoustic impedance. In a longitudinal plane wave, the specific impedance determines the local proportionality of pressure

Diffraction from slits (3,966 words) [view diff] exact match in snippet view article find links to article

principle can be used to start an equation. Consider a monochromatic complex plane wave Ψ ′ {\displaystyle \Psi ^{\prime }} of wavelength λ incident on a slit

Valence bond theory (1,887 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Geometrical acoustics (899 words) [view diff] exact match in snippet view article find links to article

a plane wave. In this case, the velocity potential can be written as ϕ = e i ψ {\displaystyle \phi =\mathrm {e} ^{\mathrm {i} \psi }} For plane wave ψ

Coronagraph (1,778 words) [view diff] exact match in snippet view article find links to article

are so far away their light is, for this purpose, a spatially coherent plane wave. The coronagraph using interference masks out the light along the center

Quantum Hall effect (5,022 words) [view diff] exact match in snippet view article find links to article

solution of the Schrödinger equation can be chosen to be the product of a plane wave in y {\displaystyle y} -direction with some unknown function of x {\displaystyle

Vacuum permittivity (2,223 words) [view diff] no match in snippet view article find links to article

descriptions of the electromagnetic field Relative permittivity Sinusoidal plane-wave solutions of the electromagnetic wave equation Wave impedance Vacuum permeability

Q models (seismology) (1,052 words) [view diff] no match in snippet view article

properties. In order to compare the different models they considered plane-wave propagation in a homogeneous viscoelastic medium. They used the Kolsky–Futterman

Transverse wave (1,827 words) [view diff] no match in snippet view article find links to article

for evidence of this physical medium Shear wave splitting Sinusoidal plane-wave solutions of the electromagnetic wave equation Transverse mode Elastography

Double-slit experiment (8,687 words) [view diff] exact match in snippet view article find links to article

Two-slit diffraction pattern with an incident plane wave

Coulson–Fischer theory (613 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Dispersion relation (1,909 words) [view diff] exact match in snippet view article find links to article

packet of mixed wavelengths tends to spread out in space. The speed of a plane wave, v {\displaystyle v} , is a function of the wave's wavelength λ {\displaystyle

B. Roy Frieden (627 words) [view diff] exact match in snippet view article find links to article

Frieden, B. Roy (1965). "Lossless conversion of a plane laser wave to a plane wave of uniform irradiance". Applied Optics. 4 (11): 1400–1403. Bibcode:1965ApOpt

Array processing (5,733 words) [view diff] exact match in snippet view article find links to article

propagation is much greater than size of the array and that there is plane wave propagation. The third assumption is that there is a zero mean white noise

Vacuum permeability (2,124 words) [view diff] no match in snippet view article find links to article

descriptions of the electromagnetic field New SI definitions Sinusoidal plane-wave solutions of the electromagnetic wave equation Vacuum permittivity This

Jellium (2,922 words) [view diff] exact match in snippet view article find links to article

(non-interacting state) constructed from plane waves. Here the lowest-momentum plane-wave states are doubly occupied by spin-up and spin-down electrons, giving

Shearing interferometer (579 words) [view diff] exact match in snippet view article find links to article

optical surfaces that are usually at a slight angle to each other. When a plane wave is incident at an angle of 45°, which gives maximum sensitivity, it is

Above-threshold ionization (475 words) [view diff] no match in snippet view article find links to article

Parker, Jonathan; Clark, Charles W. (February 1, 1996). "Study of a plane-wave final-state theory of above-threshold ionization and harmonic generation"

Seismic inverse Q filtering (1,812 words) [view diff] exact match in snippet view article find links to article

{\displaystyle {\frac {dU(r,w)}{dr}}-ik(w)U(r,w)=0\quad (1.1)} where U(r,w) is the plane wave of radial frequency w at travel distance r, k(w) is the wavenumber and

Multi-configurational self-consistent field (1,120 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Richard Dronskowski (967 words) [view diff] no match in snippet view article find links to article

"Crystal Orbital Hamilton Population (COHP) Analysis As Projected from Plane-Wave Basis Sets". The Journal of Physical Chemistry A. 115 (21). American Chemical

Post–Hartree–Fock (947 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Elastic modulus (1,504 words) [view diff] no match in snippet view article find links to article

computational parameters such as the density of the k-point mesh, the plane-wave cutoff energy, and the size of the simulation cell. Young's modulus (E)

Wave vector (2,118 words) [view diff] no match in snippet view article find links to article

{obs} }}{\omega _{s}}}={\frac {1}{\gamma (1-0)}}={\frac {1}{\gamma }}} Plane-wave expansion Plane of incidence Physics example: Harris, Benenson, Stöcker

David L. Fried (1,916 words) [view diff] exact match in snippet view article find links to article

Fried, "Propagation of the mutual coherence function for an infinite plane wave through a turbid medium," Opt. Lett. 1, 104–106 (1977). D. Fried, "Least-square

Airy disk (4,806 words) [view diff] exact match in snippet view article find links to article

an Airy pattern are: the incoming light illuminating the aperture is a plane wave (no phase variation across the aperture), the intensity is constant over

Functional ultrasound imaging (2,846 words) [view diff] exact match in snippet view article find links to article

ultrasound devices, ultra-fast ultrasound takes advantage of successive tilted plane wave transmissions that afterward coherently compounded to form images at high

Electromagnetically induced grating (699 words) [view diff] no match in snippet view article find links to article

diffraction on the grating. The phase-matching conditions for the EIG for the plane-wave approximation is given by the simple geometric relation: sin ⁡ β = n (

Crystal momentum (1,474 words) [view diff] exact match in snippet view article find links to article

(\mathbf {x} )} , finds its stationary state solutions in the form of a plane wave multiplied by a periodic function u ( x ) {\displaystyle u(\mathbf {x}

Molecular modeling on GPUs (1,021 words) [view diff] no match in snippet view article find links to article

OpenCL. oxDNA – DNA and RNA coarse-grained simulations on GPUs PWmat – Plane-Wave Density Functional Theory simulations RUMD - Roskilde University Molecular

Semi-empirical quantum chemistry method (1,419 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Model solid approximation (221 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Karl Bernhard Zoeppritz (758 words) [view diff] exact match in snippet view article find links to article

to derive a full set of transmission and reflection coefficients for a plane wave approaching a discontinuity. Zoeppritz was not the first to mathematically

Gordon decomposition (2,182 words) [view diff] exact match in snippet view article find links to article

^{0}} is the Dirac adjoint. The corresponding momentum-space version for plane wave solutions u ( p ) {\displaystyle u(p)} and u ¯ ( p ′ ) {\displaystyle

Ginzburg–Landau equation (1,117 words) [view diff] no match in snippet view article find links to article

The Ginzburg–Landau equation, named after Vitaly Ginzburg and Lev Landau, describes the nonlinear evolution of small disturbances near a finite wavelength

TEM cell (664 words) [view diff] exact match in snippet view article find links to article

opening angle is small, the undistorted spherical wave can be considered a plane wave. The termination load section uses absorbing material for an electromagnetic

Weibel instability (2,208 words) [view diff] exact match in snippet view article find links to article

below will show how an electromagnetic perturbation in the form of a plane wave gives rise to a Weibel instability in this simple anisotropic plasma system

Ray tracing (physics) (1,944 words) [view diff] exact match in snippet view article

used to obtain the width of the ray, and from that the amplitude of the plane wave. The result is the point spread function, whose Fourier transform is the

Swim bladder (3,448 words) [view diff] no match in snippet view article find links to article

electromagnetic shaker. It simulates high-energy sound waves in aquatic far-field, plane-wave acoustic conditions. Siphonophores have a special swim bladder that allows

Low-energy electron microscopy (2,922 words) [view diff] exact match in snippet view article find links to article

only one scattering event, and incident electron beam is described as a plane wave with the wavelength: λ = h 2 m E , λ [ A ] = 150 E [ eV ] {\displaystyle

Quantum computational chemistry (3,351 words) [view diff] exact match in snippet view article find links to article

providing more efficient algorithms with reduced computational requirements. Plane wave basis sets, suitable for periodic systems, have also seen advancements

Isotropic radiator (2,488 words) [view diff] exact match in snippet view article find links to article

essentially planar. In the far field the electric (and magnetic) field of a plane wave in free space is always perpendicular to the direction of propagation

Finite-difference time-domain method (5,475 words) [view diff] exact match in snippet view article find links to article

source can be current on a wire, applied electric field or impinging plane wave. In the last case FDTD can be used to simulate light scattering from arbitrary

Coherence (physics) (4,069 words) [view diff] exact match in snippet view article

with a spatially shifted copy of itself. Spatial coherence Figure 5: A plane wave with an infinite coherence length. Figure 6: A wave with a varying profile

Doppler echocardiography (2,290 words) [view diff] exact match in snippet view article find links to article

the fast acquisition rate and the massive computations needed for it. Plane wave technique is thus promising as it can generate very high frame rate. Medical

Huygens principle of double refraction (2,031 words) [view diff] no match in snippet view article find links to article

Huygens principle of double refraction, named after Dutch physicist Christiaan Huygens, explains the phenomenon of double refraction observed in uniaxial

Extended X-ray absorption fine structure (2,101 words) [view diff] no match in snippet view article find links to article

coefficient, thereby causing the oscillation in the EXAFS spectra. A simplified plane-wave single-scattering theory has been used for interpretation of EXAFS spectra

Guruswami Ravichandran (273 words) [view diff] case mismatch in snippet view article find links to article

Institutions California Institute of Technology Thesis Dynamic Fracture under Plane Wave Loading (1986) Doctoral advisor Rodney Clifton Doctoral students Samantha

Empty lattice approximation (1,098 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Surface states (4,112 words) [view diff] exact match in snippet view article find links to article

free electron approximation, the solutions obtained for z < 0 will have plane wave character for wave vectors away from the Brillouin zone boundary k = ±

Allan H. MacDonald (1,585 words) [view diff] no match in snippet view article find links to article

WE; Koelling, DD (May 20, 1980). "A linearised relativistic augmented-plane-wave method utilising approximate pure spin basis functions". Journal of Physics

John C. Slater (8,042 words) [view diff] exact match in snippet view article find links to article

Northwestern University, "real" materials. Arthur Freeman †‡, orthogonalized plane wave calculations, later professor of physics and astronomy at Northwestern

Helmholtz equation (2,976 words) [view diff] exact match in snippet view article find links to article

represents the complex-valued amplitude which modulates the sinusoidal plane wave represented by the exponential factor. Then under a suitable assumption

Liquid crystal (11,527 words) [view diff] exact match in snippet view article find links to article

index distribution by arranging molecular orientations. Therefore, a plane wave is reshaped into a parabolic wavefront by a liquid crystal lens. The focal

High contrast grating (1,722 words) [view diff] exact match in snippet view article find links to article

waveguides with wave being guided along the grating thickness direction. Upon plane wave incidence, depending on wavelength and grating dimensions, only a few

Pseudo-spectral method (2,505 words) [view diff] exact match in snippet view article find links to article

discussion of the error, note that the product of two plane waves is again a plane wave, ϕ a + ϕ b = ϕ c {\displaystyle \phi _{a}+\phi _{b}=\phi _{c}} with c

Raman scattering (4,126 words) [view diff] no match in snippet view article find links to article

distorts the molecule which induces an equal and opposite effect in the plane-wave, causing it to be rotated by the difference between the orientation of

Quantemol (2,341 words) [view diff] no match in snippet view article find links to article

PMID 9911367. For calculating BE-f Scaling: Kim, Yong-Ki (2001). "Scaling of plane-wave Born cross sections for electron-impact excitation of neutral atoms".

Eigenmode expansion (967 words) [view diff] exact match in snippet view article find links to article

z direction, the solutions of Maxwell's equations take the form of a plane wave: E ( x , y , z ) = E ( x , y ) e i β z {\displaystyle E(x,y,z)=E(x,y)e^{i\beta

Nancy Kopell (1,518 words) [view diff] no match in snippet view article find links to article

Mathematical Society 2016 Swartz Prize Kopell, N; Howard, L N (1973). "Plane-wave solutions to reaction-diffusion equations". Studies in Applied Mathematics

Configuration interaction (841 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Molecular orbital theory (3,701 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

K·p perturbation theory (1,975 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Ionization (6,848 words) [view diff] exact match in snippet view article find links to article

{\displaystyle \alpha _{0}\equiv E_{0}\omega ^{-2}} for a monochromatic plane wave. By applying a transformation to the laboratory frame equal to the quiver

Maxwell's equations (7,989 words) [view diff] exact match in snippet view article find links to article

direction of wave propagation, and are in phase with each other. A sinusoidal plane wave is one special solution of these equations. Maxwell's equations explain

Thermal conductivity and resistivity (8,370 words) [view diff] exact match in snippet view article find links to article

Even if the state of motion of the crystal could be described with a plane wave at a particular time, its accuracy would deteriorate progressively with

Joseph H. Eberly (1,193 words) [view diff] no match in snippet view article find links to article

H.; Reiss, Howard R. (May 27, 1966). "Electron Self-Energy in Intense Plane-Wave Field". Physical Review. 145 (4): 1035–1040. Bibcode:1966PhRv..145.1035E

Electromagnetic radiation (10,021 words) [view diff] no match in snippet view article find links to article

space Radiation reaction Health effects of sunlight exposure Sinusoidal plane-wave solutions of the electromagnetic wave equation * Purcell and Morin, Harvard

Schlieren imaging (1,237 words) [view diff] no match in snippet view article find links to article

of the wavenumber along the propagation line.[citation needed] For a plane-wave electromagnetic radiation traveling parallel to the Z-axis, the XY planes

Nuclear force (3,510 words) [view diff] exact match in snippet view article find links to article

scattering of neutrons from nuclei can be described by considering a plane wave in the potential of the nucleus, which comprises a real part and an imaginary

Møller–Plesset perturbation theory (2,899 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Birefringence (6,595 words) [view diff] exact match in snippet view article find links to article

magnetic permeability in the medium: μ = μ0. The electric field of a plane wave of angular frequency ω can be written in the general form: where r is

Time reversal signal processing (1,282 words) [view diff] exact match in snippet view article find links to article

iterative technique can be used to focus energy on it. The TRM transmits a plane wave which travels toward the target and is reflected off it. The reflected

Electromagnetic radiation and health (4,639 words) [view diff] no match in snippet view article find links to article

exposure to shortwave radio frequency energy in the range of 3–30 MHz has a plane-wave equivalent power density of (900/ f‍2) mW/cm2 where f is the frequency

Morlet wavelet (1,858 words) [view diff] exact match in snippet view article find links to article

as a constant κ σ {\displaystyle \kappa _{\sigma }} subtracted from a plane wave and then localised by a Gaussian window: Ψ σ ( t ) = c σ π − 1 4 e − 1

Time-dependent density functional theory (2,496 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Vibronic coupling (2,761 words) [view diff] no match in snippet view article find links to article

Hellmann-Feynman theorem. While the formula provides useful accuracy for a plane-wave basis (see e.g. ref.), it converges extremely slowly with respect to the

Fermi's interaction (4,049 words) [view diff] exact match in snippet view article find links to article

{\displaystyle K_{\sigma }} energy of each such neutrino (assumed to be in a free, plane wave state). The interaction part must contain a term representing the transformation

Wave power (6,348 words) [view diff] exact match in snippet view article find links to article

g}{\partial \phi \over \partial t}={H \over 2}\cos(kx-\omega t){\text{:}}} a plane wave progressing along the x-axis direction. Oscillatory motion is highest

Electronic speckle pattern interferometry (1,256 words) [view diff] exact match in snippet view article find links to article

Interferometry, 2004, Wiley-VCH In-plane vibrations of a rectangular plate: Plane wave expansion modelling and experiment, A.Arreola-Lucas, J.A.Franco-Villafañe

Helicity basis (1,061 words) [view diff] exact match in snippet view article find links to article

can use the Weyl (chiral) representation for the Dirac matrices. The plane wave expansion is ψ ( x ) = ∫ d 3 p ( 2 π ) 3 2 E ∑ λ = 0 3 ( a ^ p , λ ϵ λ

Korringa–Kohn–Rostoker method (1,700 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Absolute threshold of hearing (2,760 words) [view diff] exact match in snippet view article find links to article

Marcel Dekker RMS sound pressure p {\displaystyle p} can be converted to plane wave sound intensity using I = p 2 ρ v {\displaystyle I={\frac {p^{2}}{\rho

Absolute threshold of hearing (2,760 words) [view diff] exact match in snippet view article find links to article

Marcel Dekker RMS sound pressure p {\displaystyle p} can be converted to plane wave sound intensity using I = p 2 ρ v {\displaystyle I={\frac {p^{2}}{\rho

Acoustic liner (717 words) [view diff] exact match in snippet view article find links to article

fiber and the cells' size is selected small enough to ensure an acoustic plane wave in the cell for the whole frequency of interest. The face-sheet and back-skin

Chemical file format (1,943 words) [view diff] no match in snippet view article find links to article

file formats commonly used by quantum chemistry, molecular dynamics, and plane-wave density-functional-theory software programs. It also supports a flexible

Skin effect (5,656 words) [view diff] exact match in snippet view article find links to article

well as the density of induced currents, inside a bulk material when a plane wave impinges on it at normal incidence. The AC current density J in a conductor

Kicked rotator (3,818 words) [view diff] exact match in snippet view article find links to article

{\displaystyle m} . In the quantum kicked rotator it can be shown, that the plane wave | p ⟩ {\displaystyle |p\rangle } with quantized momentum p = n ℏ {\displaystyle

Antenna feed (2,847 words) [view diff] exact match in snippet view article find links to article

must divide the transmitter power evenly between the antennas. To emit a plane wave the individual antennas (elements) of a transmitting array must be fed

Antenna (radio) (10,948 words) [view diff] exact match in snippet view article

It can be assumed that the electromagnetic wave is purely a radiating plane wave (electric and magnetic fields are in phase and perpendicular to each other

Kerr metric (6,963 words) [view diff] exact match in snippet view article find links to article

isometric to the Chandrasekhar–Ferrari CPW vacuum, an example of a colliding plane wave model. This is particularly interesting, because the global structure

Orbital-free density functional theory (2,156 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Thomas–Fermi model (2,457 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Raman spectroscopy (10,080 words) [view diff] no match in snippet view article find links to article

distorts the molecule which induces an equal and opposite effect in the plane-wave, causing it to be rotated by the difference between the orientation of

Broyden's method (1,998 words) [view diff] no match in snippet view article find links to article

"Efficient iterative schemes for ab initio total-energy calculations using a plane-wave basis set". Physical Review B. 54 (16): 11169–11186. doi:10.1103/PhysRevB

Hartree–Fock method (4,739 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Radiation pressure (5,253 words) [view diff] exact match in snippet view article find links to article

perfectly absorbing (black) surface. The energy flux (irradiance) of a plane wave is calculated using the Poynting vector S = E × H {\displaystyle \mathbf

Optics (12,886 words) [view diff] exact match in snippet view article find links to article

as the electromagnetic wave propagates. The electric field vector of a plane wave may be arbitrarily divided into two perpendicular components labeled x

Nonlinear optics (6,736 words) [view diff] exact match in snippet view article find links to article

non-linearity is weak and so the light beams are focused which, unlike the plane wave approximation used above, introduces a pi phase shift on each light beam

Fourier series (11,149 words) [view diff] no match in snippet view article find links to article

quantum-mechanical description of the electron results in a periodically modulated plane-wave commonly known as Bloch state. In order to develop f ( r ) {\displaystyle

Inhomogeneous electromagnetic wave equation (2,119 words) [view diff] no match in snippet view article find links to article

travelling from the future into the present. Wave equation Sinusoidal plane-wave solutions of the electromagnetic wave equation Larmor formula Covariant

Modern valence bond theory (2,715 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Gaussian beam (6,961 words) [view diff] exact match in snippet view article find links to article

departure from the phase velocity of light (as would apply exactly to a plane wave) is very small except in the case of a beam with large numerical aperture

Coupled cluster (4,353 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Amplitude versus offset (1,566 words) [view diff] exact match in snippet view article find links to article

Theory and methods, v.1 : W.H. Freeman and Co. Ostrander, W.J., 1984, Plane wave reflection coefficients for gas sands at non-normal angles of incidence:

Zero sound (1,216 words) [view diff] exact match in snippet view article find links to article

(p_{\rm {F}}-|{\vec {p}}|)} . The approximated transport equation then has plane wave solutions δ f ( p → , x → , t ) = δ ( E ( p → ) − E F ) e i ( k → ⋅ r

Fujikawa method (1,385 words) [view diff] no match in snippet view article find links to article

\gamma ^{\nu }]F_{\mu \nu }} , and the eigenfunctions can be expanded in a plane-wave basis) = 2 i lim M → ∞ α ∫ d d x ∫ d d k ( 2 π ) d ∫ d d k ′ ( 2 π ) d

Robert Clark Jones (1,480 words) [view diff] no match in snippet view article find links to article

Bibcode:1994OptPN...5...18J. doi:10.1364/OPN.5.10.000018. Sinusoidal plane-wave solutions of the electromagnetic wave equation Polarization of classical

Fourier transform (21,314 words) [view diff] no match in snippet view article find links to article

with its minus sign, is often seen in the time dependence for Sinusoidal plane-wave solutions of the electromagnetic wave equation, or in the time dependence

C-symmetry (5,729 words) [view diff] no match in snippet view article find links to article

{\displaystyle \Sigma ^{m}\equiv {\epsilon _{ij}}^{m}\sigma ^{ij},} taking a plane-wave state ψ ( x ) = e − i k ⋅ x ψ ( k ) {\displaystyle \psi (x)=e^{-ik\cdot

Yukawa potential (4,263 words) [view diff] exact match in snippet view article find links to article

approximate the outgoing scattered wave function as the sum of incoming plane wave function and a small perturbation: ψ ( r → ) ≈ A [ ( e i p r ) + e i p

Higgs mechanism (6,691 words) [view diff] no match in snippet view article find links to article

Joseph H.; Reiss, Howard R. (1966). "Electron Self-Energy in Intense Plane-Wave Field". Physical Review. 145 (4): 1035–40. Bibcode:1966PhRv..145.1035E

Instanton (6,385 words) [view diff] exact match in snippet view article find links to article

^{2}}}\psi .} If the potential were constant, the solution would be a plane wave, up to a proportionality factor, ψ = exp ⁡ ( − i k x ) {\displaystyle

Coulomb wave function (2,219 words) [view diff] no match in snippet view article find links to article

\infty )\,,} which correspond to k → {\displaystyle {\vec {k}}} -oriented plane-wave asymptotic states before or after its approach of the field source at

Coherent diffraction imaging (3,778 words) [view diff] no match in snippet view article find links to article

nanoscience, geology, and biology (6); this includes, but is not limited to, plane-wave DCI, Bragg CDI, ptychography, reflection CDI, Fresnel CDI, and sparsity

Cross-polarized wave generation (1,234 words) [view diff] exact match in snippet view article find links to article

space and Gaussian in time (gray solid line); Gaussian in time and space (dash line); rectangular in time and space, i. e. plane wave (black solid line).

Christiaan Huygens (14,153 words) [view diff] exact match in snippet view article find links to article

Refraction of a plane wave, explained using Huygens's principle in Traité de la Lumière (1690)

Ultrasound-modulated optical tomography (4,993 words) [view diff] exact match in snippet view article find links to article

analytic UOT model, we treat the light source as an optical plane wave. We assume the plane wave light normally hit a slab of thickness d. The transmitted

Quantum chemistry composite methods (3,473 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Debye–Waller factor (3,726 words) [view diff] no match in snippet view article find links to article

(1) By inserting a complete set of position states, then utilizing the plane-wave expression relating position and momentum, we find that the matrix element

List of fractals by Hausdorff dimension (1,139 words) [view diff] no match in snippet view article find links to article

z_{n}\rfloor ^{2}\right)\right]\right]} . It derives from a model of the plane-wave interactivity field in an optical ring laser. Different parameters yield

Dispersive body waves (1,485 words) [view diff] exact match in snippet view article find links to article

{\displaystyle {\frac {dU(r,w)}{dr}}-ikU(r,w)=0\quad (1.1)} where U(r,w) is the plane wave of radial frequency w at travel distance r, k is the wavenumber and i

Ponderomotive force (2,327 words) [view diff] exact match in snippet view article find links to article

limit where the electromagnetic fields are very similar to those of a plane wave, it reduces to an earlier relativistic generalisation found by (among

Index of physics articles (S) (3,248 words) [view diff] no match in snippet view article

isothermal sphere profile Singularity (Bill DeSmedt novel) Sinusoidal plane-wave solutions of the electromagnetic wave equation Sinyan Shen Siphon Sir

String field theory (5,311 words) [view diff] exact match in snippet view article find links to article

ISSN 1029-8479. M. Spradlin and A. Volovich, "Light-cone string field theory in a plane wave", Lectures given at ICTP Spring School on Superstring Theory and Related

Prediction of crystal properties by numerical simulation (1,346 words) [view diff] no match in snippet view article find links to article

ab-initio total energy calculations for metals and semiconductors using a plane-wave basis set". Computational Materials Science. 6 (1): 15–50. doi:10

James R. Wait (1,977 words) [view diff] exact match in snippet view article find links to article

4, pp. 393–400. In Canadian Journal of Physics 1955, Scattering of a plane wave from a circular dielectric cylinder at oblique incidence, 33, pp. 189–195

Metamaterial cloaking (7,379 words) [view diff] exact match in snippet view article find links to article

Left:The cross section of a PEC cylinder subject to a plane wave (only the electric field component of the wave is shown). The field is scattered. Right:

Ambisonics (6,064 words) [view diff] no match in snippet view article find links to article

record labels". Darren B Ward and Thushara D Abhayapala, Reproduction of a Plane-Wave Sound Field Using an Array of Loudspeakers Archived 8 October 2006 at

Extreme ultraviolet lithography (14,509 words) [view diff] exact match in snippet view article find links to article

effectively derived from the plane wave spectrum reflected from the multilayer through the absorber rather than the incident plane wave. Without absorbers, near-field

Electrothermal instability (2,759 words) [view diff] exact match in snippet view article find links to article

France. OSTI 5024025. Solbes, A. (24–30 July 1968). "A quasi linear plane wave study of electrothermal instabilities". SM/107/26. Electricity from MHD:

Ambisonic reproduction systems (2,718 words) [view diff] no match in snippet view article find links to article

in actual deployments. In its original formulation, Ambisonics assumed plane-wave sources for reproduction, which implies speakers that are infinitely far

Tight binding (7,469 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Gamma matrices (7,274 words) [view diff] exact match in snippet view article find links to article

the left-hand side) has dimension 2. This means the solution space for plane wave solutions to Dirac's equation has dimension 2. This result still holds

Last mile (telecommunications) (3,752 words) [view diff] exact match in snippet view article

conductor but no outer conductor or shield. The energy is transported in a plane wave which, unlike radio does not diverge, whereas like radio it has no outer

Low-energy electron diffraction (4,824 words) [view diff] exact match in snippet view article find links to article

by that surface. In the theory the electron beam is represented by a plane wave with a wavelength given by the de Broglie hypothesis: λ = h 2 m e E ,

Oswald Leroy (891 words) [view diff] no match in snippet view article find links to article

195–213, 1990 Poon T. C., Chatterjee M. R., Banerjee P. P., "multiple plane-wave analysis of acoustooptic diffraction by adjacent ultrasonic beams of frequency

Hankel transform (4,204 words) [view diff] exact match in snippet view article find links to article

rewrite it in hyperspherical coordinates, we can use the decomposition of a plane wave into d {\textstyle d} -dimensional hyperspherical harmonics Y l , m {\displaystyle

Strontium azide (198 words) [view diff] no match in snippet view article find links to article

crystalline strontium azide and barium azide by ab initio pseudopotential plane-wave calculations". Journal of Physics and Chemistry of Solids. 68 (9): 1762–1769

De Broglie–Bohm theory (16,722 words) [view diff] exact match in snippet view article find links to article

The guiding equation can be derived in a similar fashion. We assume a plane wave: ψ ( x , t ) = A e i ( k ⋅ x − ω t ) {\displaystyle \psi (\mathbf {x}

Zero-point energy (26,815 words) [view diff] exact match in snippet view article find links to article

wave vector k and polarization λ. This gives the vector potential for a plane wave mode of the field. The condition for (kx, ky, kz) shows that there are

Weng Cho Chew (3,174 words) [view diff] no match in snippet view article find links to article

Jiang, L.J.; Chew, W.C. (2004-01-20). "Low-frequency fast inhomogeneous plane-wave algorithm (LF-FIPWA)". Microwave and Optical Technology Letters. 40 (2):

Geauga County Airport (903 words) [view diff] exact match in snippet view article find links to article

Geauga County Airport. The flight instructor onboard noticed the tow plane wave off the glider and took control of the aircraft from the student. The

Seismic noise (3,833 words) [view diff] exact match in snippet view article find links to article

the wavefield (Rayleigh, Love waves, interpretation of higher modes...) Plane wave assumption for most of the array methods (problem of sources within the

Gouy phase shift (370 words) [view diff] exact match in snippet view article find links to article

departure from the phase velocity of light (as would apply exactly to a plane wave) is small except in the case of a beam with large numerical aperture,

Abraham–Lorentz force (5,497 words) [view diff] exact match in snippet view article find links to article

(2013-07-12). "Radiation reaction from QED: Lightfront perturbation theory in a plane wave background". Physical Review D. 88 (2): 025021. arXiv:1304.6842. Bibcode:2013PhRvD

Fermat's principle (8,179 words) [view diff] exact match in snippet view article find links to article

numbers refer to Alfred W. Hobson's translation.) For refraction of a plane wave at parallel incidence on one face of an anisotropic crystalline wedge

Prism coupler (1,765 words) [view diff] exact match in snippet view article find links to article

1325–1337 Oct. 1970 R. Ulrich, "Theory of the prism-film coupler by plane wave analysis," J. Opt. Soc. Am. V.60, pp. 1337–1350 Oct. 1970 R. Shubert and

Schrödinger field (4,322 words) [view diff] exact match in snippet view article find links to article

^{\dagger }(x)\,} creates a superposition of one particle states in a plane wave state with momentum k, in other words, it produces a new particle with

Staged detonation (665 words) [view diff] no match in snippet view article find links to article

Department of Books and Forms. 2002. p. 15 and forward. Fritz, J. N. "A Simple Plane-Wave Explosive Lens" (PDF). Los Alamos National Laboratory. Retrieved 14 April

Molecular Hamiltonian (5,204 words) [view diff] exact match in snippet view article find links to article

particles. In quantum mechanics a free particle has as state function a plane wave function, which is a non-square-integrable function of well-defined momentum

CASS microscopy (1,154 words) [view diff] exact match in snippet view article find links to article

)e^{i\mathbf {k} _{i}\cdot \mathbf {r} }} where we assumed the incoming wave is plane wave. Then, the angular spectrum of the output field with given input field

High Resolution Wide Swath SAR imaging (2,713 words) [view diff] exact match in snippet view article find links to article

fed by a multichannel array. A parabolic reflector focuses an arriving plane wave on one or a small subset of feed elements. As the swath echoes arrive

Two-photon absorption (5,527 words) [view diff] exact match in snippet view article find links to article

coefficient of the sample. In two-photon absorption, for an incident plane wave of radiation, the light intensity versus distance changes to I ( x ) =

Phase-comparison monopulse (2,619 words) [view diff] exact match in snippet view article find links to article

and θ {\displaystyle \theta } is the angle of arrival of an incident plane wave, defined from end-fire, i.e., θ = 90 ∘ {\displaystyle \theta =90^{\circ

Yebes Observatory RT40m (2,485 words) [view diff] exact match in snippet view article find links to article

with a focal length of 1.36 metres which converts the incoming quasi-plane wave to a converging beam which is then incident on a shaped dichroic lens

Classical XY model (4,861 words) [view diff] no match in snippet view article find links to article

which represents a diagonal matrix representation in the basis of its plane-wave eigenfunctions ψ = exp ⁡ ( i n θ ) {\displaystyle \psi =\exp(in\theta

Carrier scattering (3,188 words) [view diff] exact match in snippet view article find links to article

{\displaystyle \Delta V_{0}/V_{0}=\bigtriangledown u(r,t)} where a simple plane wave is used to describe the phonon propagation, u ( r , t ) ∝ e x p ± ( i

Contrast transfer function (2,946 words) [view diff] exact match in snippet view article find links to article

the TEM. Above the sample, the electron wave can be approximated as a plane wave. As the electron wave, or wavefunction, passes through the sample, both

Optical metric (4,262 words) [view diff] exact match in snippet view article find links to article

=\delta {\boldsymbol {\chi }}d\mathbf {A} =0.} A JWKB type approximation of plane wave solutions is assumed such that A = A ^ e − ( i λ ) − 1 S {\displaystyle

Linear seismic inversion (4,036 words) [view diff] no match in snippet view article find links to article

loss by mimicking the response of a laterally homogeneous earth to a plane-wave source t = ∑ i = 1 n [ ( x i − x i − 1 ) 2 + ( y i − y i − 1 ) 2 + ( z

Multiple scattering theory (3,425 words) [view diff] exact match in snippet view article find links to article

{\displaystyle {t_{i}}} is replaced with v i {\displaystyle {v_{i}}} . A plane wave impinges on a site, and a spherical wave exits it. The outgoing wave from

Quartz crystal microbalance (8,791 words) [view diff] exact match in snippet view article find links to article

and infinite. The distortion of the crystal is given by a transverse plane wave with the wave-vector perpendicular to the surface normal (thickness-shear

Mono No Aware (organization) (437 words) [view diff] case mismatch in snippet view article

Levine BadTransfer(ence) 16mm, Live Sound, Performance Thomas Dexter Plane Wave 16mm Daniel Robert Kelly Frente a Frente 16mm Caitlin Diaz Se Busca (Missing)

Multislice (3,812 words) [view diff] exact match in snippet view article find links to article

source at point r ′ {\displaystyle \mathbf {r'} } . Hence for an incident plane wave of the form Ψ ( r ) = exp ⁡ ( i k ⋅ r ) {\displaystyle \Psi (r)=\exp(i\mathbf

Quantum LC circuit (6,688 words) [view diff] exact match in snippet view article find links to article

differential equation once the time dependence is appended resembles a plane wave, while the solution of the second differential equation is seen above

Vector spherical harmonics (5,424 words) [view diff] exact match in snippet view article find links to article

n {\displaystyle z_{n}} are spherical Bessel functions, with help of plane wave expansion one can obtain the following integral relations: N p m n ( 1

Arthur D. Yaghjian (942 words) [view diff] no match in snippet view article find links to article

ISBN 978-3-031-06066-3. Hansen, Thorkild B.; Yaghjian, Arthur D. (1999). Plane-Wave Theory of Time-Domain Fields: Near-Field Scanning Applications. John Wiley

Heat transfer physics (9,679 words) [view diff] no match in snippet view article find links to article

mode α, ωp: angular frequency of wave, and κp: wave vector]. Using this plane-wave displacement, the equation of motion becomes the eigenvalue equation M

Lugiato–Lefever equation (3,703 words) [view diff] exact match in snippet view article find links to article

the case of these stationary solutions E corresponds to a singlemode plane wave e i ( k x x + k y y ) {\displaystyle e^{i(k_{x}x+k_{y}y)}} with k x =

Entropy-vorticity wave (992 words) [view diff] no match in snippet view article find links to article

the entropy equation to simplify it. Taking perturbations to be of the plane-wave form e i k ⋅ r − i ω t {\displaystyle e^{i\mathbf {k} \cdot \mathbf {r}

Non-topological soliton (6,328 words) [view diff] exact match in snippet view article find links to article

Calculation shows that the NTS solution is energetically favored over a plane wave (free particle) only if g > 2.3 {\displaystyle g>2.3} for even very small

Acoustic tweezers (6,800 words) [view diff] exact match in snippet view article find links to article

calculated the acoustic radiation force on compressible particles in a plane wave field in 1955. Gorkov summarized the previous work and proposed equations

Optimized effective potential method (1,413 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Görling–Levy pertubation theory (1,454 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

The Eternal Flame (novel) (2,138 words) [view diff] case mismatch in snippet view article

Equation for Quaterions". Retrieved 2023-12-25. Greg Egan (2011-04-06). "Plane Wave Solutions in the Dirac Basis". Retrieved 2024-01-10. C. D. Anderson (1933)

The Arrows of Time (2,586 words) [view diff] case mismatch in snippet view article find links to article

Riemannian Dirac Equation". Retrieved 2023-12-30. Greg Egan (2011-04-06). "Plane Wave Solutions in the Dirac Basis". Retrieved 2024-01-10. Dirac, P. A. M. (1928)

Adiabatic connection fluctuation dissipation theorem (2,292 words) [view diff] no match in snippet view article find links to article

pertubation theory Optimized effective potential method Linearized augmented-plane-wave method Projector augmented wave method Electronic band structure Nearly

Polarization (cosmology) (3,091 words) [view diff] exact match in snippet view article

longitudes becomes asymmetric). This polarization pattern is known as B mode. Plane wave (density perturbations) just generate parallel polarization and so generate

Foundation for Research on Information Technologies in Society (3,672 words) [view diff] no match in snippet view article find links to article

"RF-induced temperature increase in a stratified model of the skin for plane-wave exposure at 6–100 GHz". Radiation Protection Dosimetry. 188 (3): 350–360

Coulomb scattering (9,863 words) [view diff] exact match in snippet view article find links to article

wavefunction is sought with an asymptotic form in two parts. First a plane wave represents the incoming source and, second, a spherical wave emanating