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Related Concept Videos

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Related Experiment Video

Updated: May 14, 2026

Experimental Investigation of Secondary Flow Structures Downstream of a Model Type IV Stent Failure in a 180° Curved Artery Test Section
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Published on: July 19, 2016

Fluctuation theorems on the Nishimori line.

Masayuki Ohzeki1

  • 1Department of Systems Science, Kyoto University, Yoshida-Honmachi, Sakyo-ku, Kyoto 606-8501, Japan.

Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics
|February 2, 2013
PubMed
Summary

We explored work distribution in spin glasses using gauge symmetry, revealing a connection to fluctuation theorems and a new Jarzynski-type equation. This work also offers a novel interpretation of spin glass phase transitions.

Area of Science:

  • Statistical mechanics
  • Condensed matter physics

Background:

  • Spin glasses are complex magnetic systems exhibiting unique properties.
  • Gauge symmetry offers a powerful tool for deriving exact results in spin glass theory.

Purpose of the Study:

  • To investigate the distribution of performed work in spin glasses with gauge symmetry.
  • To establish a relationship between work distribution and fluctuation theorems.
  • To provide a new interpretation of phase transitions in spin glasses.

Main Methods:

  • Utilizing gauge symmetry to derive exact results for spin glasses.
  • Analyzing the distribution of performed work.
  • Deriving a Jarzynski-type equation for spin glasses.

Main Results:

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  • A novel relation between the distribution of performed work and fluctuation theorems was found.
  • An integral form reproduces a Jarzynski-type equation for spin glasses.
  • Similar relations were established for free energy distributions.

Conclusions:

  • Gauge symmetry provides rigorous insights into spin glass thermodynamics.
  • The derived Jarzynski-type equation offers a new perspective on work in non-equilibrium systems.
  • The findings offer an alternative interpretation of spin glass phase transitions.