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

Superfluid-superfluid phase transitions in a two-component Bose-Einstein condensate.

Anatoly Kuklov1, Nikolay Prokof'ev, Boris Svistunov

  • 1Department of Engineering Science and Physics, The College of Staten Island, City University of New York, Staten Island, New York 10314, USA.

Physical Review Letters
|February 3, 2004
PubMed
Summary

Two-component bosons in optical lattices exhibit distinct superfluid phases. Quantum phase transitions between these phases share universality with single-component liquid transitions, revealing fundamental physics of interacting bosons.

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

Universal Low-Temperature Depletion of Superfluid Density in the Absence of Galilean Symmetry.

Physical review letters·2026
Same author

Dual View of the Z_{2}-Gauged XY Model in 3D.

Physical review letters·2025
Same author

Hydrodynamics of Borromean Counterfluids.

Physical review letters·2024
Same author

Superfluid Edge Dislocation: Transverse Quantum Fluid.

Physical review letters·2023
Same author

Fermi blockade of the strong electron-phonon interaction in modelled optimally doped high temperature superconductors.

Scientific reports·2021
Same author

Restoring a smooth function from its noisy integrals.

Physical review. E·2018

Area of Science:

  • Condensed Matter Physics
  • Quantum Gases
  • Ultracold Atoms

Background:

  • Two-component bosons in optical lattices can exhibit complex superfluid behaviors.
  • Understanding the quantum phase transitions between these states is crucial for controlling ultracold atomic systems.

Purpose of the Study:

  • To investigate the universal properties of quantum phase transitions between different superfluid phases of two-component bosons.
  • To compare the universality classes of these transitions with known physical systems.

Main Methods:

  • Analysis of the two-component Bose-Hubbard model.
  • Renormalization group techniques to study quantum phase transitions.
  • Mapping of different phase transitions to identify shared universality classes.

Related Experiment Videos

Main Results:

  • Identified at least three distinct superfluid phases: two-component superfluid (2SF), paired superfluid (PSF), and super-counter-fluid (SCF).
  • Demonstrated that the 2SF-PSF and 2SF-SCF quantum phase transitions can be mapped onto each other.
  • Established that these transitions belong to the universality class of the (d+1)-dimensional normal-superfluid transition in a single-component liquid.

Conclusions:

  • The quantum phase transitions in two-component bosonic systems exhibit universal behavior.
  • These transitions are deeply connected to the fundamental physics of superfluidity in interacting many-body systems.
  • The findings provide insights into the topological properties and finite-temperature behavior of these exotic phases.