Results 91 to 100 of about 105,829 (188)

Energy conservation and fluctuation theorem are incompatible for quantum work [PDF]

open access: yesQuantum
Characterizing fluctuations of work in coherent quantum systems is notoriously problematic. Here we reveal the ultimate source of the problem by proving that ($\mathfrak{A}$) energy conservation and ($\mathfrak{B}$) the Jarzynski fluctuation theorem ...
Karen V. Hovhannisyan, Alberto Imparato
doaj   +1 more source

Geometric Fluctuation Theorem

open access: yes, 2017
15 pages, 8 ...
Watanabe, Kota L., Hayakawa, Hisao
openaire   +2 more sources

Fluctuation-dissipation relations for a plasma-kinetic Langevin equation

open access: yes, 2014
A linearised kinetic equation describing electrostatic perturbations of a Maxwellian equilibrium in a weakly collisional plasma forced by a random source is considered.
Dorland, W.   +3 more
core   +1 more source

The Large Deviation Principle and Steady-state Fluctuation Theorem for the Entropy Production Rate of a Stochastic Process in Magnetic Fields

open access: yes, 2015
Fluctuation theorem is one of the major achievements in the field of nonequilibrium statistical mechanics during the past two decades. Steady-state fluctuation theorem of sample entropy production rate in terms of large deviation principle for diffusion ...
Chen, Yong   +3 more
core   +2 more sources

Gallavotti-Cohen-Type symmetry related to cycle decompositions for Markov chains and biochemical applications

open access: yes, 2011
We slightly extend the fluctuation theorem obtained in \cite{LS} for sums of generators, considering continuous-time Markov chains on a finite state space whose underlying graph has multiple edges and no loop. This extended frame is suited when analyzing
A. Parmeggiani   +30 more
core   +1 more source

Stochastic Dynamics of Proteins and the Action of Biological Molecular Machines

open access: yesEntropy, 2014
It is now well established that most if not all enzymatic proteins display a slow stochastic dynamics of transitions between a variety of conformational substates composing their native state.
Michal Kurzynski, Przemyslaw Chelminiak
doaj   +1 more source

From Global to Local Fluctuation Theorems [PDF]

open access: yes, 2001
The Gallavotti-Cohen fluctuation theorem suggests a general symmetry in the fluctuations of the entropy production, a basic concept in the theory of irreversible processes, based on results in the theory of strongly chaotic maps. We study this symmetry
Maes, Christian   +2 more
core   +3 more sources

Equilibrium trajectories quantify second-order violations of the fluctuation–dissipation theorem without the need for a model

open access: yesFrontiers in Physics
Quantifying and characterizing fluctuations far away from equilibrium is a challenging task. We discuss and experimentally confirm a series expansion for a driven classical system, relating the different nonequilibrium cumulants of the observable ...
Juliana Caspers   +3 more
doaj   +1 more source

Information Thermodynamics Derives the Entropy Current of Cell Signal Transduction as a Model of a Binary Coding System

open access: yesEntropy, 2018
The analysis of cellular signaling cascades based on information thermodynamics has recently developed considerably. A signaling cascade may be considered a binary code system consisting of two types of signaling molecules that carry biological ...
Tatsuaki Tsuruyama
doaj   +1 more source

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