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cond-mat.stat-mech1999★ 46 cited
Interference of a Bose-Einstein condensate in a hard-wall trap: Formation of vorticity
J. Ruostekoski, B. Kneer, W. P. Schleich
We theoretically study the coherent expansion of a Bose-Einstein condensate in the presence of a confining impenetrable hard-wall potential. The nonlinear dynamics of the macroscop…
cond-mat.stat-mech1998
Generic model of an atom laser
B. Kneer, T. Wong, K. Vogel +2
We present a generic model of an atom laser by including a pump and loss term in the Gross-Pitaevskii equation. We show that there exists a threshold for the pump above which the m…