Jove
Visualize
Contact Us

Related Experiment Videos

Bose-einstein condensation and spatial correlations in 4He

Mayers1

  • 1ISIS Facility, Rutherford Appleton Laboratory, OX11 0QX, United Kingdom.

Physical Review Letters
|October 4, 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

Density evolution of the kinetic energy of fluid and solid 4He at T=6.1 K.

Physical review. B, Condensed matter·1996
Same author

Model-independent analysis of inelastic-neutron-scattering data at high momentum transfer.

Physical review. B, Condensed matter·1996
Same author

Neutron-scattering study of the impulse approximation in ZrH2.

Physical review. B, Condensed matter·1996
Same author

Momentum Distribution of 4He across the Melting Transition.

Physical review letters·1995
Same author

Concentration dependence of the kinetic energy in 3He-4He mixtures.

Physical review. B, Condensed matter·1995
Same author

Quantum and classical behavior of single-particle dynamics in dense liquid 4He.

Physical review. B, Condensed matter·1994
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

A new Monte Carlo method reveals Bose-Einstein condensation (BEC) in liquid 4He requires wave function delocalization. This delocalization is linked to structural spaces created by hard-core interactions, not the static structure factor.

Area of Science:

  • Quantum Mechanics
  • Condensed Matter Physics
  • Statistical Mechanics

Background:

  • Liquid 4He exhibits Bose-Einstein condensation (BEC).
  • Understanding the relationship between BEC and the liquid's structure is crucial.
  • Previous studies explored connections between static structure factor and BEC.

Purpose of the Study:

  • Introduce a novel Monte Carlo method for calculating ground-state properties of liquid 4He.
  • Investigate the implications of BEC on wave function behavior.
  • Clarify the relationship between the static structure factor and BEC in liquid 4He.

Main Methods:

  • Development and application of a new Monte Carlo simulation technique.
  • Analysis of ground-state properties of liquid Helium-4.

Related Experiment Videos

  • Theoretical investigation of wave function delocalization and its origins.

    • Main Results:

    • Bose-Einstein condensation (BEC) necessitates wave function delocalization.
    • No general correlation exists between the static structure factor and BEC.
    • A specific connection in liquid 4He arises from structural voids enabling delocalization due to hard-core interactions.

    Conclusions:

    • The study provides a new computational approach for quantum fluids.
    • Wave function delocalization is a key feature of BEC in liquid 4He.
    • The proposed mechanism of space creation due to hard-core interactions quantitatively explains observed phenomena in liquid 4He.