Ensemble Dependence of the Transient Fluctuation Theorem
Statistical Mechanics
2019-07-30 v2
Abstract
The Fluctuation Theorem gives an analytical expression for the probability of observing second law violating dynamical fluctuations, in nonequilibrium systems. At equilibrium statistical mechanical fluctuations are known to be ensemble dependent. In this paper we generalise the Transient and Steady State Fluctuation Theorems to various nonequilibrium dynamical ensembles. The Transient and Steady State Fluctuation Theorem for an isokinetic ensemble of isokinetic trajectories is tested using nonequilibrium molecular dynamics simulations of shear flow.
Cite
@article{arxiv.cond-mat/9906002,
title = {Ensemble Dependence of the Transient Fluctuation Theorem},
author = {Debra J. Searles and Denis J. Evans},
journal= {arXiv preprint arXiv:cond-mat/9906002},
year = {2019}
}
Comments
16 pages, 1 table, 4 figures; presentation of generalised formulae and discussion clarified