Results 11 to 20 of about 267,886 (283)

Detailed Fluctuation Theorems: A Unifying Perspective [PDF]

open access: yesEntropy, 2018
We present a general method to identify an arbitrary number of fluctuating quantities which satisfy a detailed fluctuation theorem for all times within the framework of time-inhomogeneous Markovian jump processes.
Riccardo Rao, Massimiliano Esposito
doaj   +6 more sources

Thermodynamic fluctuation theorems govern human sensorimotor learning [PDF]

open access: yesScientific Reports, 2023
The application of thermodynamic reasoning in the study of learning systems has a long tradition. Recently, new tools relating perfect thermodynamic adaptation to the adaptation process have been developed.
P. Hack   +3 more
doaj   +3 more sources

Fluctuation Theorems for a Quantum Channel [PDF]

open access: yesPhysical Review X, 2019
We establish the general framework of quantum fluctuation theorems by finding the symmetry between the forward and backward transitions of any given quantum channel.
Hyukjoon Kwon, M. S. Kim
doaj   +3 more sources

Fully Quantum Fluctuation Theorems [PDF]

open access: yesPhysical Review X, 2018
Systems that are driven out of thermal equilibrium typically dissipate random quantities of energy on microscopic scales. Crooks fluctuation theorem relates the distribution of these random work costs to the corresponding distribution for the reverse ...
Johan Åberg
doaj   +4 more sources

Quantum Fluctuation Theorems for Arbitrary Environments: Adiabatic and Nonadiabatic Entropy Production [PDF]

open access: yesPhysical Review X, 2018
We analyze the production of entropy along nonequilibrium processes in quantum systems coupled to generic environments. First, we show that the entropy production due to final measurements and the loss of correlations obeys a fluctuation theorem in ...
Gonzalo Manzano   +2 more
doaj   +3 more sources

By-passing fluctuation theorems [PDF]

open access: yesQuantum, 2020
Fluctuation theorems impose constraints on possible work extraction probabilities in thermodynamical processes. These constraints are stronger than the usual second law, which is concerned only with average values.
Paul Boes   +4 more
doaj   +5 more sources

Joint Fluctuation Theorems for Sequential Heat Exchange [PDF]

open access: yesEntropy, 2020
We study the statistics of heat exchange of a quantum system that collides sequentially with an arbitrary number of ancillas. This can describe, for instance, an accelerated particle going through a bubble chamber.
Jader Santos   +2 more
doaj   +2 more sources

Fluctuation Theorems [PDF]

open access: yesAnnual Review of Physical Chemistry, 2008
Fluctuation theorems, developed over the past 15 years, have resulted in fundamental breakthroughs in our understanding of how irreversibility emerges from reversible dynamics and have provided new statistical mechanical relationships for free-energy changes.
Sevick, Edith M   +3 more
openaire   +7 more sources

Fluctuation theorems: Work is not an observable [PDF]

open access: yesPhysical Review E, 2007
The characteristic function of the work performed by an external time-dependent force on a Hamiltonian quantum system is identified with the time-ordered correlation function of the exponentiated system's Hamiltonian. A similar expression is obtained for the averaged exponential work which is related to the free energy difference of equilibrium systems
Talkner, Peter   +2 more
openaire   +6 more sources

Fluctuation Theorems for Heat Exchanges between Passive and Active Baths [PDF]

open access: yesEntropy
In addition to providing general constraints on probability distributions, fluctuation theorems allow us to infer essential information on the role played by temperature in heat exchange phenomena.
Massimiliano Semeraro   +2 more
doaj   +2 more sources

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