Results 21 to 30 of about 858,600 (285)

Ray tracing the Wigner distribution function for optical simulations [PDF]

open access: bronze, 2018
Marco Mout   +4 more
openalex   +2 more sources

A Wigner Quasiprobability Distribution of Work

open access: yesEntropy, 2023
In this article, we introduce a quasiprobability distribution of work that is based on the Wigner function. This proposal rests on the idea that the work conducted on an isolated system can be coherently measured by coupling the system to a quantum ...
Federico Cerisola   +2 more
doaj   +1 more source

Covariant chiral kinetic equation in non-Abelian gauge field from “covariant gradient expansion”

open access: yesJournal of High Energy Physics, 2021
We derive the chiral kinetic equation in 8 dimensional phase space in non- Abelian SU(N) gauge field within the Wigner function formalism. By using the “covariant gradient expansion”, we disentangle the Wigner equations in four-vector space up to the ...
Xiao-Li Luo, Jian-Hua Gao
doaj   +1 more source

Wigner Time-Delay and Distribution for Polarization Interaction in Strongly Coupled Semiclassical Plasmas

open access: yesEntropy, 2020
The quantum effect on the Wigner time-delay and distribution for the polarization scattering in a semiclassical dense plasma is explored. The partial wave analysis is applied for a partially ionized dense plasma to derive the phase shift for the ...
Myoung-Jae Lee, Young-Dae Jung
doaj   +1 more source

Wigner distribution function and alienation coefficient‐based transmission line protection scheme

open access: yesIET Generation, Transmission & Distribution, 2020
This study presents an algorithm for detection, classification, and location of transmission line faults. A fault index based on features extracted from current signals using the alienation coefficient and Wigner distribution function has been proposed ...
Om Prakash Mahela   +5 more
semanticscholar   +1 more source

Wigner quasi-probability distribution of a resonator coherent field interacting with a flux qubit via two-photon coupling

open access: yesResults in Physics, 2023
The Wigner quasi-probability distribution function is an important tool for estimating the quantumness of quantum states. The Wigner distribution function (WDF) is related monotonically to the coherent field state density operator and their probability ...
Laila A. Al-essa   +4 more
doaj   +1 more source

Wigner distribution function of volume holograms [PDF]

open access: yesOptics Letters, 2009
Based on a linear systems approach, we derive the Wigner distribution function (WDF) of a 4f imager with a volume holographic three-dimensional pupil; then we obtain the WDF of the volume hologram itself by using the shearing properties of the WDF. Two common configurations, plane and spherical wave reference volume holograms, are examined in detail ...
Oh, Se Baek, Barbastathis, George
openaire   +4 more sources

Instantaneous cross-correlation function type of WD based LFM signals analysis via output SNR inequality modeling

open access: yesEURASIP Journal on Advances in Signal Processing, 2021
Linear canonical transform (LCT) is a powerful tool for improving the detection accuracy of the conventional Wigner distribution (WD). However, the LCT free parameters embedded increase computational complexity.
Sheng-Zhou Qiang   +7 more
doaj   +1 more source

Wigner Distribution Deconvolution Adaptation for Live Ptychography Reconstruction [PDF]

open access: yesMicroscopy and Microanalysis, 2022
We propose a modification of Wigner distribution deconvolution (WDD) to support live processing ptychography. Live processing allows to reconstruct and display the specimen transmission function gradually while diffraction patterns are acquired. For this
Arya Bangun   +4 more
semanticscholar   +1 more source

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