Thermal Vortex Pairs in a 2D Bose Gas

Jae-yoon Choi; Woo Jin Kwon; Sang Won Seo; Yong-il Shin

2013 Conference on Lasers and Electro-Optics Pacific Rim
(Optica Publishing Group, 2013),
paper TuG1_1

Thermal Vortex Pairs in a 2D Bose Gas

Jae-yoon Choi, Woo Jin Kwon, Sang Won Seo, and Yong-il Shin

Conference on Lasers and Electro-Optics/Pacific Rim 2013

Kyoto Japan
30 June–4 July 2013
ISBN: 978-1-4673-6475-1

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Atom Optics (TuG1)

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J. Choi, W. J. Kwon, S. W. Seo, and Y. Shin, "Thermal Vortex Pairs in a 2D Bose Gas," in 2013 Conference on Lasers and Electro-Optics Pacific Rim, (Optica Publishing Group, 2013), paper TuG1_1.

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Abstract

We report the observation of thermally activated vortex pairs in a trapped quasi-2D Bose gas. This confirms the microscopic nature of the superfluid state in a 2D Bose gas trapped in a harmonic potential.

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