Consequence of Superfluidity on the Expansion of a Rotating Bose-Einstein Condensate

Mark Edwards, Charles W. Clark, P. Pedri, L. Pitaevskii, L. Pitaevskii, S. Stringari

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Abstract

The effect of superfluidity on expansion of a rotating Bose-Einstein condensate was investigated. The time evolution of the expansion of condensate after its release from the confining trap was studied. The condensate was found to achieve a circular cross-section when the condensate was not initially rotating. The irrotational flow and the conservation of angular momentum when the condensate was initially rotating, prevented the released condensate from attaining a circular cross-section.

Original languageAmerican English
JournalPhysical Review Letters
Volume88
DOIs
StatePublished - Jan 31 2002

DC Disciplines

  • Physics

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