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cond-mat.soft2003
Collective Oscillations of Vortex Lattices in Rotating Bose-Einstein Condensates
T. Mizushima, Y. Kawaguchi, K. Machida +3
The complete low-energy collective-excitation spectrum of vortex lattices is discussed for rotating Bose-Einstein condensates (BEC) by solving the Bogoliubov-de Gennes (BdG) equati…
cond-mat.soft2003
Splitting of a doubly quantized vortex through intertwining in Bose-Einstein condensates
M. Mottonen, T. Mizushima, T. Isoshima +2
The stability of doubly quantized vortices in dilute Bose-Einstein condensates of 23Na is examined at zero temperature. The eigenmode spectrum of the Bogoliubov equations for a har…