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

Universal fluctuations in correlated systems

Bramwell1, Christensen, Fortin

  • 1Department of Chemistry, University College London, 20 Gordon Street, London WC1H 0AJ, United Kingdom.

Physical Review Letters
|October 6, 2000
PubMed
Summary
This summary is machine-generated.

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

A Lantern Demonstration of Slides Illustrative of the Clinical and Microscopic Appearances of the Muscles, Spinal Cord and Peripheral Nerves in Cases of Pseudo-Hypertrophic Paralysis and Myopathic Muscular Atrophy.

Transactions. Medico-Chirurgical Society of Edinburgh·2018
Same author

Presentation of x-rays of silicosis.

Archives des maladies professionnelles de medecine du travail et de securite sociale·2010
Same author

A close shave

Academic medicine : journal of the Association of American Medical Colleges·2000
Same author

Patchwork Sky

Academic medicine : journal of the Association of American Medical Colleges·2000
Same author

Occurrence of sulfate-reducing bacteria under a wide range of physico-chemical conditions in Au and Cu-Zn mine tailings.

FEMS microbiology ecology·2000
Same author

Bayesian reconstruction of chaotic dynamical systems

Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics·2000
Same journal

Erratum: Bacterial Turbulence at Compressible Fluid Interfaces [Phys. Rev. Lett. 136, 138301 (2026)].

Physical review letters·2026
Same journal

Unveiling Light-Quark Yukawa Flavor Structure via Dihadron Fragmentation at Lepton Colliders.

Physical review letters·2026
Same journal

Adaptable Route to Fast Coherent State Transport via Bang-Bang-Bang Protocols.

Physical review letters·2026
Same journal

Topological Transition and Emergence of Elasticity of Dislocation in Skyrmion Lattice: Beyond Kittel's Magnetic-Polar Analogy.

Physical review letters·2026
Same journal

Pound-Drever-Hall Method for Superconducting-Qubit Readout.

Physical review letters·2026
Same journal

Coupling a ^{73}Ge Nuclear Spin to an Electrostatically Defined Quantum Dot in Silicon.

Physical review letters·2026
See all related articles

Researchers identified a universal probability density function (PDF) for global measures in correlated systems. This finding applies to the 2D XY model

Area of Science:

  • Statistical Physics
  • Complex Systems

Background:

  • Highly correlated systems often exhibit similar statistical properties.
  • The functional form of global measures' probability density functions (PDFs) has been theorized to be universal.

Purpose of the Study:

  • To analytically determine the PDF of the order parameter in the 2D XY model's low-temperature phase.
  • To demonstrate the universality of this PDF across diverse correlated systems.

Main Methods:

  • Analytical derivation of the PDF for the 2D XY model's order parameter.
  • Comparison of the derived PDF with empirical data from various complex systems.

Main Results:

  • The analytical form of the PDF for the 2D XY model's order parameter was identified.

Related Experiment Videos

  • This PDF was shown to accurately describe global quantity fluctuations in equilibrium and nonequilibrium systems.
  • Applicability demonstrated across models including coupled rotors, Ising, percolation, forest fires, sandpiles, avalanches, and granular media.

    • Conclusions:

    • A universal PDF governs global measure fluctuations in a wide range of correlated systems.
    • The identified PDF provides a unifying framework for understanding complex system behavior.
    • This work bridges Gaussian and extremal statistics in the context of correlated systems.