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Observation of Vortex Phase Singularities in Bose-Einstein Condensates

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Inouye, S., Gupta, S., Rosenband, T., Chikkatur, A. P., Görlitz, A., Gustavson, T. L., Leanhardt, A. E., Pritchard, D. E., Ketterle, W.·2001·Physical Review Letters

Abstract

We have observed phase singularities due to vortex excitation in Bose-Einstein condensates. Vortices were created by moving a laser beam through a condensate. They were observed as dislocations in the interference fringes formed by the stirred condensate and a second unperturbed condensate. The velocity dependence for vortex excitation and the time scale for re-establishing a uniform phase across the condensate were determined.

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Metadata

Authors
Inouye, S., Gupta, S., Rosenband, T., Chikkatur, A. P., Görlitz, A., Gustavson, T. L., Leanhardt, A. E., Pritchard, D. E., & Ketterle, W.
Venue
Physical Review Letters
Published
2001-08-02
Volume
87
Issue
8
Pages
080402-080402
ISSN
  • 0031-9007 (ISSN-L)
  • 1079-7114
OpenAlex
W2068091367
Cited by
298
References
0
FWCI
11.08
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Observation of Vortex Phase Singularities in Bose-Einstein Condensates. https://app.cochat.ai/papers/10.1103/physrevlett.87.080402
The paper
Inouye, S., Gupta, S., Rosenband, T., Chikkatur, A. P., Görlitz, A., Gustavson, T. L., Leanhardt, A. E., Pritchard, D. E., & Ketterle, W. (2001). Observation of Vortex Phase Singularities in Bose-Einstein Condensates. Physical Review Letters. https://doi.org/10.1103/physrevlett.87.080402

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.