Hypermonogenic Plane Wave Solutions of the Dirac Equation in Superspace
Sign Up to like & getrecommendations! Published in 2019 at "Advances in Applied Clifford Algebras"
DOI: 10.1007/s00006-019-0981-0
Abstract: In this paper, we obtain Cauchy-Kovalevskaya theorems for hypermonogenic superfunctions depending only on purely bosonic and fermionic vector variables. In addition, we use these results to construct plane wave examples of such functions. read more here.
Keywords: plane; plane wave; hypermonogenic plane; dirac equation ... See more keywords
Joint sampling theory and subjective investigation of plane-wave and spherical harmonics formulations for binaural reproduction
Sign Up to like & getrecommendations! Published in 2018 at "Applied Acoustics"
DOI: 10.1016/j.apacoust.2018.01.016
Abstract: Abstract With the recent proliferation of spherical microphone arrays for sound field recording, methods have been developed for rendering binaural signals from these recordings and free-field head related transfer functions (HRTFs). Employing spherical arrays naturally… read more here.
Keywords: plane wave; spherical harmonics; binaural reproduction; harmonics ... See more keywords
Plane-Wave Ultrasound Beamforming Through Independent Component Analysis
Sign Up to like & getrecommendations! Published in 2021 at "Computer methods and programs in biomedicine"
DOI: 10.1016/j.cmpb.2021.106036
Abstract: BACKGROUND AND OBJECTIVE Beamforming in coherent plane-wave compounding (CPWC) is an essential step in maintaining high resolution, contrast and framerate. Adaptive methods have been designed to achieve this goal by estimating the apodization weights from… read more here.
Keywords: plane wave; plane; independent component; component analysis ... See more keywords
Dynamic coherence factor based on the standard deviation for coherent plane-wave compounding
Sign Up to like & getrecommendations! Published in 2019 at "Computers in biology and medicine"
DOI: 10.1016/j.compbiomed.2019.03.022
Abstract: The ultrafast imaging technique based on plane wave transmission has been a commonly investigated imaging mode in medical ultrasound imaging. Coherent plane-wave compounding (CPWC) was proposed to improve the quality of plane-wave imaging (PWI), which… read more here.
Keywords: plane wave; quality; coherence factor; plane ... See more keywords
Reflection and transmission of plane wave in multilayered nonlocal magneto-electro-elastic plates immersed in liquid
Sign Up to like & getrecommendations! Published in 2017 at "Composite Structures"
DOI: 10.1016/j.compstruct.2016.11.004
Abstract: Abstract Taking the nonlocal effect into account, we investigate the reflection and transmission of the plane wave propagating in three-dimensional multilayered magneto-electro-elastic (MEE) plates which are immersed in liquid. Based on the basic equations with… read more here.
Keywords: plane wave; transmission; reflection transmission; transmission plane ... See more keywords
An efficient high order plane wave time domain algorithm for transient electromagnetic scattering analysis
Sign Up to like & getrecommendations! Published in 2017 at "Engineering Analysis With Boundary Elements"
DOI: 10.1016/j.enganabound.2017.09.004
Abstract: Abstract An efficient high order plane wave time domain algorithm is presented for analyzing the transient scattering from three dimensional electrically large conducting objects. This method uses a set of hierarchical divergence-conforming vector basis functions… read more here.
Keywords: plane wave; order; time; time domain ... See more keywords
Impact of Radon transform on plane wave diffraction by an impedance step geometry
Sign Up to like & getrecommendations! Published in 2018 at "Optik"
DOI: 10.1016/j.ijleo.2018.08.126
Abstract: Abstract This work presents a Radon transform analysis of plane wave diffraction by an impedance step, such that the planes and the step have different impedances. Application of Radon transform on diffraction analysis is of… read more here.
Keywords: wave diffraction; plane wave; geometry; radon transform ... See more keywords
Elastic full waveform inversion using plane-wave
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Applied Geophysics"
DOI: 10.1016/j.jappgeo.2019.103826
Abstract: Abstract Elastic full waveform inversion (FWI) is used to invert multicomponent data to obtain more accurate subsurface information; however, this method has a much higher computational cost than the acoustic method. In this study, the… read more here.
Keywords: inversion; plane wave; waveform inversion; full waveform ... See more keywords
Improved contrast for high frame rate imaging using coherent compounding combined with spatial matched filtering
Sign Up to like & getrecommendations! Published in 2017 at "Ultrasonics"
DOI: 10.1016/j.ultras.2017.03.015
Abstract: HIGHLIGHTSSpatial matched filtering (SMF) is a novel plane‐wave beamforming method.A new technique of integrating coherent plane‐wave compounding with SMF is proposed.The proposed method is more efficient than DAS based compounding method in contrast. ABSTRACT The… read more here.
Keywords: frame rate; plane wave; contrast; high frame ... See more keywords
Implications in the interpretation of plane-wave expansions in lossy media and the need for a generalized definition
Sign Up to like & getrecommendations! Published in 2018 at "Wave Motion"
DOI: 10.1016/j.wavemoti.2017.11.003
Abstract: Abstract Plane-wave expansions (PWEs) based on Fourier transform and their physical interpretation are discussed for the case of homogeneous and isotropic lossy media. Albeit being mathematically correct, standard Fourier-based definition leads to nonphysical properties, such… read more here.
Keywords: plane wave; definition; plane waves; lossy media ... See more keywords
All-Electron Plane-Wave Electronic Structure Calculations
Sign Up to like & getrecommendations! Published in 2023 at "Journal of Chemical Theory and Computation"
DOI: 10.1021/acs.jctc.2c01191
Abstract: We demonstrate the use of the plane wave basis for all-electron electronic structure calculations. The approach relies on the definition of an analytic, norm-conserving, regularized Coulomb potential, and a scalable implementation of the plane wave… read more here.
Keywords: structure calculations; plane wave; electron plane; electronic structure ... See more keywords