Monday, February 20, 2012

1202.3793 (Elias Castellanos et al.)

Critical Temperature Associated to Symmetry Breaking of Klein--Gordon
fields versus Condensation Temperature in a Weakly interacting Bose--Einstein
Gas
   [PDF]

Elias Castellanos, Tonatiuh Matos
We deduce the relation between the critical temperature associated to the
U(1) symmetry breaking of scalar fields with one--loop correction potential
immersed in a thermal bath, and the condensation temperature of the
aforementioned system in the thermodynamic limit, within the semiclassical
approximation for a weakly interacting bosonic gas with a positive coupling
constant. Additionally, we show that the shift in the condensation temperature
caused by the coupling constant is independent of the thermal bath.
View original: http://arxiv.org/abs/1202.3793

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