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One-dimensional behavior of elongated Bose-Einstein condensates

P. Bouyer, J. H. Thywissen, F. Gerbier, M. Hugbart, S. Richard, J. Retter, A. Aspect

cond-matarXiv:cond-mat/0307253

Abstract

We study the properties of elongated Bose-Einstein condensates. First, we show that the dimensions of the condensate after expansion differs from the 3D Thomas-Fermi regime. We also study the coherence length of such elongated condensates.

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