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The concept of the looking-glass self describes how an individual's self-concept is shaped by their perception of how others see them. This psychological theory, first introduced by sociologist Charles Horton Cooley in 1902, posits that self-identity emerges in a social context and is influenced by the judgments—real or imagined—of others.Research suggests that individuals frequently overestimate how positively others perceive them. This is particularly evident in physical...
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Related Experiment Video

Updated: Jan 27, 2026

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Strategy for solving difficulties in spin-glass simulations.

Tota Nakamura1

  • 1Faculty of Engineering, Shibaura Institute of Technology, 307 Fukasaku, Minuma, Saitama 337-8570, Japan.

Physical Review. E
|April 3, 2019
PubMed
Summary

Researchers resolved spin-glass simulation challenges by removing boundary effects. This allowed for accurate analysis, revealing spin-glass and chiral-glass transitions occur at the same temperature in 3D Heisenberg models.

Area of Science:

  • Condensed Matter Physics
  • Statistical Mechanics

Background:

  • Investigating spin-glass transitions has been challenging due to simulation difficulties like slow dynamics and finite-size effects.
  • The interplay between spin-glass order and boundary conditions complicates accurate simulations.

Purpose of the Study:

  • To overcome simulation hurdles in studying spin-glass transitions.
  • To accurately determine the critical behavior of spin-glass and chiral-glass transitions in the 3D Heisenberg model.

Main Methods:

  • Employing a nonequilibrium relaxation method to mitigate boundary effects.
  • Performing dynamic scaling analysis on nonequilibrium relaxation functions.
  • Utilizing large lattice sizes and replica numbers to ensure self-averaging.

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Main Results:

  • Removing boundary effects led to normal physical quantity behavior and self-averaging.
  • The spin-glass and chiral-glass transitions were found to occur at the same critical temperature.
  • The estimated critical exponent ν aligns with experimental findings.

Conclusions:

  • The nonequilibrium relaxation method is effective for spin-glass studies with sufficiently large system sizes and replica numbers.
  • The study provides crucial insights into the nature of spin-glass and chiral-glass transitions in three-dimensional systems.