News and Views
Nature Physics 4, 592 - 593 (2008)
doi:10.1038/nphys1046
Subject Category: Condensed-matter physics
Bose–Hubbard optical lattice: Peak on a peak
Allan Griffin1
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Allan Griffin is in the Department of Physics, University of Toronto, Toronto, Ontario, Canada M5S 1A7.
e-mail: griffin@physics.utoronto.ca
Abstract
When is a condensate really a condensate? Calculations reveal that a 'peak on a peak' structure should be considered the true signature of the emergence of a Bose condensate in a Bose–Hubbard optical lattice.
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