Why a condensate can be thought of as having a definite phase
Stephen M. BarnettDepartment of Physics and Applied Physics, University of Strathclyde, Glasgow, G4 0NG, UKK. BurnettDepartment of Physics, Clarendon Laboratory, Parks Road, Oxford, OX1 3PU, UKJ. A. VaccaroPhysics Department, The Open University, Milton Keynes, MK7 6AA, UK
1996en
ABI
Аннотация
We present an argument for assigning a definite phase to an assembly of Bose-Einstein Condensed atoms. This relies on the demonstration that a coherent state of the condensed system is a robust state in the presence of interactions between the condensate and its environment.
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