Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Time-symmetric fluctuations in nonequilibrium systems.

Christian Maes1, Maarten H van Wieren

  • 1Instituut voor Theoretische Fysica, Celestijnenlaan 200D, B-3001 Leuven, Belgium.

Physical Review Letters
|August 16, 2006
PubMed
Summary

Researchers found time-reversal symmetric observables in nonequilibrium steady states. These observables reveal new reciprocity relations, offering insights beyond linear response theory for complex systems.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Transfer of Active Motion from Medium to Probe via the Induced Friction and Noise.

Physical review letters·2026
Same author

Coupling an elastic string to an active bath: The emergence of inverse damping.

Physical review. E·2025
Same author

Negative specific heats: where Clausius and Boltzmann entropies separate.

Physical chemistry chemical physics : PCCP·2025
Same author

Induced friction on a probe moving in a nonequilibrium medium.

Physical review. E·2025
Same author

Heat capacity of periodically driven two-level systems.

Physical review. E·2024
Same author

Frenetic steering: Nonequilibrium-enabled navigation.

Chaos (Woodbury, N.Y.)·2024

Area of Science:

  • Statistical Mechanics
  • Nonlinear Dynamics
  • Physical Chemistry

Background:

  • Understanding fluctuations in systems driven far from equilibrium is crucial.
  • Existing fluctuation theorems often rely on time-asymmetric observables.
  • Linear response theory has limitations for strongly driven systems.

Purpose of the Study:

  • To identify new observables in nonequilibrium steady states.
  • To establish a general reciprocity relation for these observables.
  • To explore the role of time-reversal symmetry in fluctuation theorems.

Main Methods:

  • Identification of time-reversal symmetric observables.
  • Analysis of fluctuation symmetries in nonequilibrium steady states.
  • Investigation of the impact of driving field reversal on system dynamics.

Main Results:

  • A new reciprocity relation was demonstrated for time-reversal symmetric observables.
  • The symmetry of these observables allows for analysis beyond linear response theory.
  • The time-symmetric part of the space-time action dictates second-order nonequilibrium driving effects.

Conclusions:

  • Time-reversal symmetric observables provide a powerful new tool for studying nonequilibrium systems.
  • These findings extend the applicability of fluctuation theorems.
  • The study offers a deeper understanding of the fundamental principles governing systems out of equilibrium.

Related Experiment Videos