One-Mode Bose - Einstein Condensation and Bogoliubov Theory

V.A. Zagrebnov

2005, v.11, №2, 267-282


The first ansatz of the Bogoliubov theory is based on hypothesis of existence of the one-mode Bose - Einstein (BE) condensation and on its stability with respect to two-body particle interaction. We present here some rigorous results, which are relevant to this hypothesis.

Keywords: Bose - Einstein condensation,Bogoliubov weaklyimperfect gas,one-particle excitations,generalized condensation


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