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

Nonequilibrium dynamics and superfluid ring excitations in binary Bose-Einstein condensates.

K M Mertes1, J W Merrill, R Carretero-González

  • 1Department of Physics, Amherst College, Amherst, MA 01002-5000, USA.

Physical Review Letters
|February 1, 2008
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

Dispersive shock waves in periodic lattices.

Physical review. E·2026
Same author

Experimentally tractable generation of high-order rogue waves in Bose-Einstein condensates.

Physical review. E·2026
Same author

Nonlinear Stage of Modulational Instability in Repulsive Two-Component Bose-Einstein Condensates.

Physical review letters·2025
Same author

Stability and dynamics of massive vortices in two-component Bose-Einstein condensates.

Physical review. E·2025
Same author

Generic Transverse Stability of Kink Structures in Atomic and Optical Nonlinear Media with Competing Attractive and Repulsive Interactions.

Physical review letters·2025
Same author

Author Correction: Electrostatic wave interaction via asymmetric vector solitons as precursor to rogue wave formation in non-Maxwellian plasmas.

Scientific reports·2024
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 observed novel, undamped ring-like structures during the separation of interpenetrating Bose-Einstein condensates. This provides a clear view of collective excitations in binary superfluids, matching theoretical models precisely.

Area of Science:

  • Atomic, Molecular, and Optical Physics
  • Condensed Matter Physics
  • Quantum Gases

Background:

  • Bose-Einstein condensates (BECs) are quantum states of matter formed by cooling atoms to near absolute zero.
  • Previous studies on interpenetrating BECs showed damped component separation dynamics.
  • Understanding superfluid dynamics is crucial for quantum technologies.

Purpose of the Study:

  • To investigate the nonequilibrium dynamics of component separation in interpenetrating Bose-Einstein condensates.
  • To observe and characterize novel collective excitations in binary superfluids.
  • To compare experimental findings with theoretical predictions, including atomic losses and trap potentials.

Main Methods:

  • Revisiting a classic experimental setup for interpenetrating Bose-Einstein condensates of 87Rb.

Related Experiment Videos

  • Utilizing a multicomponent mean-field model incorporating atomic losses and precise trap potential characterization.
  • Observing component separation dynamics through novel oscillating ring-like structures.

    • Main Results:

    • Observed striking new nonequilibrium component separation dynamics forming oscillating ring-like structures.
    • Found that component separation is not significantly damped, unlike previous observations.
    • Demonstrated extraordinary quantitative agreement between experimental results and the theoretical model.

    Conclusions:

    • The undamped separation dynamics reveal a clean first look at collective excitations in binary superfluids.
    • The precise agreement validates the multicomponent mean-field model with added features like atomic losses.
    • This work opens new avenues for studying superfluid phenomena in controlled quantum systems.