No Relation for Wigner’s Friend
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Theoretical Physics"
DOI: 10.1007/s10773-021-04826-9
Abstract: We argue that Wigner's friend thought experiment does not support observer dependence of quantum states. An analysis in terms of history vectors suggests that quantum collapse is to be understood as collapse of histories rather… read more here.
Keywords: collapse; wigner friend; wigner; relation wigner ... See more keywords
Predominant frequency detection of seismic signal based on Gabor–Wigner transform for earthquake early warning systems
Sign Up to like & getrecommendations! Published in 2018 at "Asian Journal of Civil Engineering"
DOI: 10.1007/s42107-018-0073-9
Abstract: A few methods of time–frequency distributions (TFD) have been employed to analyze and detect the occurrence of the predominant frequencies in the seismic signal. Comprehensive joint time–frequency analysis of seismic signal using the well-known short-time… read more here.
Keywords: frequency; time; seismic signal; wigner ... See more keywords
Wigner instability analysis of the damped Hirota equation
Sign Up to like & getrecommendations! Published in 2020 at "Physica D: Nonlinear Phenomena"
DOI: 10.1016/j.physd.2020.132587
Abstract: Abstract We address the modulation instability of the Hirota equation in the presence of stochastic spatial incoherence and linear time-dependent amplification/attenuation processes via the Wigner function approach. We show that the modulation instability remains baseband… read more here.
Keywords: instability; wigner; order; modulation instability ... See more keywords
Terahertz Fingerprint of Monolayer Wigner Crystals
Sign Up to like & getrecommendations! Published in 2022 at "Nano Letters"
DOI: 10.1021/acs.nanolett.1c04620
Abstract: The strong Coulomb interaction in monolayer semiconductors represents a unique opportunity for the realization of Wigner crystals without external magnetic fields. In this work, we predict that the formation of monolayer Wigner crystals can be… read more here.
Keywords: monolayer wigner; terahertz fingerprint; wigner; fingerprint monolayer ... See more keywords
Particle-hole symmetry and the reentrant integer quantum Hall Wigner solid
Sign Up to like & getrecommendations! Published in 2021 at "Communications Physics"
DOI: 10.1038/s42005-021-00709-x
Abstract: The interplay of strong Coulomb interactions and of topology is currently under intense scrutiny in various condensed matter and atomic systems. One example of this interplay is the phase competition of fractional quantum Hall states… read more here.
Keywords: quantum hall; wigner solid; wigner; particle hole ... See more keywords
Analytic Wigner distribution function for tunneling and trajectory models
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Applied Physics"
DOI: 10.1063/1.5086434
Abstract: The Wigner function is assembled from analytic wave functions for a one-dimensional closed system (well with infinite barriers). A sudden change in the boundary potentials allows for the investigation of time-dependent effects in an analytically… read more here.
Keywords: time; wigner; wigner function; closed system ... See more keywords
Wigner symmetries and Gleason’s theorem * * This research was supported by grants P1-0288 and J1-2454 from ARRS, Slovenia.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Physics A: Mathematical and Theoretical"
DOI: 10.1088/1751-8121/ac0d35
Abstract: We prove an optimal version of Uhlhorn’s generalization of Wigner’s unitary–antiunitary theorem. The main tool in our proof is Gleason’s theorem. read more here.
Keywords: gleason theorem; theorem research; symmetries gleason; research supported ... See more keywords
Numerical study of Wigner negativity in one-dimensional steady-state resonance fluorescence
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review A"
DOI: 10.1103/physreva.100.063808
Abstract: In a numerical study, we investigate the steady-state generation of nonclassical states of light from a coherently driven two-level atom in a one-dimensional waveguide. Specifically, we look for states with a negative Wigner function, since… read more here.
Keywords: numerical study; wigner; one dimensional; state ... See more keywords
Wigner dynamics for quantum gases under inhomogeneous gain and loss processes with dephasing
Sign Up to like & getrecommendations! Published in 2022 at "Physical Review A"
DOI: 10.1103/physreva.107.052213
Abstract: We present a Wigner function-based approach for the particle density evolution in fermionic and bosonic open quantum many-body systems, including the effects of dephasing. In particular, we focus on chains of non-interacting particles coupled to… read more here.
Keywords: wigner dynamics; inhomogeneous gain; gases inhomogeneous; dynamics quantum ... See more keywords
One-dimensional few-electron effective Wigner crystal in quantum and classical regimes
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review B"
DOI: 10.1103/physrevb.101.125113
Abstract: A system of confined charged electrons interacting via the long-range Coulomb force can form a Wigner crystal due to their mutual repulsion. This happens when the potential energy of the system dominates over its kinetic… read more here.
Keywords: system; wigner; wigner crystal; range ... See more keywords
Wigner Gaussian dynamics: Simulating the anharmonic and quantum ionic motion
Sign Up to like & getrecommendations! Published in 2023 at "Physical Review B"
DOI: 10.1103/physrevb.107.174307
Abstract: The atomic motion controls important features of materials, such as thermal transport, phase transitions, and vibrational spectra. However, the simulation of ionic dynamics is exceptionally challenging when quantum fluctuations are relevant (e.g., at low temperatures… read more here.
Keywords: dynamics simulating; wigner; wigner gaussian; motion ... See more keywords