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The ‘Higgs’ amplitude mode at the two-dimensional superfluid/Mott insulator transition

Author

Listed:
  • Manuel Endres

    (Max-Planck-Institut für Quantenoptik)

  • Takeshi Fukuhara

    (Max-Planck-Institut für Quantenoptik)

  • David Pekker

    (California Institute of Technology)

  • Marc Cheneau

    (Max-Planck-Institut für Quantenoptik)

  • Peter Schauβ

    (Max-Planck-Institut für Quantenoptik)

  • Christian Gross

    (Max-Planck-Institut für Quantenoptik)

  • Eugene Demler

    (Harvard University)

  • Stefan Kuhr

    (Max-Planck-Institut für Quantenoptik
    University of Strathclyde, SUPA, Glasgow G4 0NG, UK)

  • Immanuel Bloch

    (Max-Planck-Institut für Quantenoptik
    Ludwig-Maximilians-Universität)

Abstract

A ‘Higgs’ mode, signifying the breaking of a continuous symmetry in a model with emergent Lorentz invariance, is found close to the transition to the Mott insulating phase in a two-dimensional neutral superfluid.

Suggested Citation

  • Manuel Endres & Takeshi Fukuhara & David Pekker & Marc Cheneau & Peter Schauβ & Christian Gross & Eugene Demler & Stefan Kuhr & Immanuel Bloch, 2012. "The ‘Higgs’ amplitude mode at the two-dimensional superfluid/Mott insulator transition," Nature, Nature, vol. 487(7408), pages 454-458, July.
    • Handle: RePEc:nat:nature:v:487:y:2012:i:7408:d:10.1038_nature11255
    DOI: 10.1038/nature11255
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