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How to distinguish Bose glass and superfluid phases in a harmonic trap?

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In mean-field study of Bose-Hubbard model in an optical lattice, what parameter can be calculated to distinguish Bose glass and superfluid in a harmonic trap?

This post imported from StackExchange Physics at 2014-06-29 09:34 (UCT), posted by SE-user Jeremy

asked Jun 27, 2014 in Theoretical Physics by Jeremy (105 points) [ no revision ]

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