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Absence of Bose-Einstein condensation with a uniform field and contact interaction

Roberto Soldati, Alberto Zannoni

cond-mat.stat-mecharXiv:cond-mat/0007080

Abstract

The behavior of a Bose-Einstein ideal gas of particles in a three dimensional space in the presence of a uniform field, such as gravity, and of contact interaction, describing the presence of one impurity, is investigated. It is shown that Bose-Einstein condensation can not occur.

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