Abstract
We apply linear-response analysis of the Gross-Pitaevskii equation to obtain the excitation frequencies of a Bose-Einstein condensate confined in a time-averaged orbiting potential trap. Our calculated values are in excellent agreement with those observed in a recent experiment.
- Received 23 May 1996
DOI:https://doi.org/10.1103/PhysRevLett.77.1671
©1996 American Physical Society