Phys. Rev. B 60, 3044 - 3047 (1999)Structure of the Bose-Einstein condensate ground state |
A. I. Solomon *, Y. Feng †, and V. Penna ‡
Quantum Processes Group, The Open University, Milton Keynes, MK7 6AA, United Kingdom
Received 11 February 1999
We construct a macroscopic wave function that describes the Bose-Einstein condensate and weakly excited states, using the SU(1,1) structure of the mean-field Hamiltonian, and compare this state with the experimental values of second- and third-order correlation functions.
©1999 The American Physical Society
URL: http://link.aps.org/abstract/PRB/v60/p3044
DOI: 10.1103/PhysRevB.60.3044
PACS: 03.75.Fi, 05.30.Jp, 32.80.Pj
* Electronic address: a.i.solomon@open.ac.uk
† Electronic address: y.feng@open.ac.uk
‡ Permanent address: Dipartimento di Fisica, Politecnico di Torino, Corso Duca degli Abruzzi 24, I-10129 Torino, Italy. Electronic address: penna@athena.polito.it
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