Far from equilibrium relaxation in the weak coupling limit

Fuente: arXiv
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Autori principali: Yaacoby, Ran, Raz, Oren, Teza, Gianluca
Natura: Preprint
Pubblicazione: 2022
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author Yaacoby, Ran
Raz, Oren
Teza, Gianluca
author_facet Yaacoby, Ran
Raz, Oren
Teza, Gianluca
contents It is commonly assumed that a large system, weakly coupled to a thermal environment through its boundaries, relaxes quasistatically towards the new equilibrium even when the temperature of the environment changes abruptly. Here we show how this intuitive picture can break down for discrete energy systems, even in the case of infinitely weak coupling. We provide an example in the Ising chain, showing how the interaction among degrees of freedom can create corrugated energy landscapes that are responsible for far-from-equilibrium and allow anomalous relaxation effects to survive infinitely weak couplings.
format Preprint
id arxiv_https___arxiv_org_abs_2203_11644
institution arXiv
publishDate 2022
record_format arxiv
spellingShingle Far from equilibrium relaxation in the weak coupling limit
Yaacoby, Ran
Raz, Oren
Teza, Gianluca
Statistical Mechanics
It is commonly assumed that a large system, weakly coupled to a thermal environment through its boundaries, relaxes quasistatically towards the new equilibrium even when the temperature of the environment changes abruptly. Here we show how this intuitive picture can break down for discrete energy systems, even in the case of infinitely weak coupling. We provide an example in the Ising chain, showing how the interaction among degrees of freedom can create corrugated energy landscapes that are responsible for far-from-equilibrium and allow anomalous relaxation effects to survive infinitely weak couplings.
title Far from equilibrium relaxation in the weak coupling limit
topic Statistical Mechanics
url https://arxiv.org/abs/2203.11644