Results 21 to 30 of about 153,609 (340)

Entropic fluctuations in quantum statistical mechanics—an introduction [PDF]

open access: green, 2012
These lecture notes provide an elementary introduction, within the framework of finite quantum systems, to recent developments in the theory of entropic fluctuations.
Vojkan Jakšić   +3 more
openalex   +3 more sources

Disorder-induced quantum-to-classical transition, or how the world becomes classical [PDF]

open access: yesEPJ Web of Conferences, 2022
Decoherence theory explains how quantum mechanics gives rise to classical mechanics through the entanglement of a quantum system’s evolution with the degrees of freedom of the environment.
Bringuier Eric
doaj   +1 more source

Zeno dynamics in quantum statistical mechanics [PDF]

open access: greenJournal of Physics A: Mathematical and General, 2003
15 pages, AMSLaTeX; typos corrected, references updated and added, acknowledgements added, style polished; revised version contains corrections from published ...
Andreas Schmidt
openalex   +11 more sources

Developments in the Tensor Network — from Statistical Mechanics to Quantum Entanglement [PDF]

open access: yesJournal of the Physical Society of Japan, 2021
Tensor networks (TNs) have become one of the most essential building blocks for various fields of theoretical physics such as condensed matter theory, statistical mechanics, quantum information, and quantum gravity.
K. Okunishi, T. Nishino, H. Ueda
semanticscholar   +1 more source

Statistical mechanics model for Clifford random tensor networks and monitored quantum circuits [PDF]

open access: yesPhysical review B, 2021
We introduce an exact mapping of Clifford (stabilizer) random tensor networks (RTNs) and monitored quantum circuits, onto a statistical mechanics model.
Yaodong Li   +3 more
semanticscholar   +1 more source

Statistical Mechanics

open access: yesManual for Theoretical Chemistry, 2021
Professor Chen Ning Yang has made seminal and influential contributions in many different areas in theoretical physics. This talk focuses on his contributions in statistical mechanics, a field in which Professor Yang has held a continual interest for ...
Uwe-Jens Wiese, Albert Einstein
semanticscholar   +1 more source

Some speculations about local thermalization of nonequilibrium extended quantum systems

open access: yesCondensed Matter Physics, 2023
We discuss the possibility of defining an emergent local temperature in extended quantum many-body systems evolving out of equilibrium. For the most simple case of free-fermionic systems, we give an explicit formula for the effective temperature in the ...
M. Coppola, D. Karevski
doaj   +1 more source

Exceptional dynamical quantum phase transitions in periodically driven systems

open access: yesNature Communications, 2021
Understanding phase transitions in systems out of equilibrium is a topic of high interest. Here the author discusses the spontaneous antiunitary symmetry breaking leading to exceptional dynamical quantum phase transitions in driven many-body systems.
Ryusuke Hamazaki
doaj   +1 more source

Statistical mechanics for non-Hermitian quantum systems

open access: yesPhysical Review Research, 2023
We present a systematic study of statistical mechanics for non-Hermitian quantum systems. Our work reveals that the stability of a non-Hermitian system necessitates the existence of a single path-dependent conserved quantity, which, in conjunction with ...
Kui Cao, Su-Peng Kou
doaj   +1 more source

Statistical geometry in quantum mechanics [PDF]

open access: yesProceedings of the Royal Society of London. Series A: Mathematical, Physical and Engineering Sciences, 1998
32 pages, LaTex file, Extended version to include quantum measurement ...
Lane P. Hughston, Dorje C. Brody
openaire   +3 more sources

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