Vortices in Bose-Einstein condensates with PT -symmetric gain and loss
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DOI: 10.1103/physreva.95.053613
Abstract: We investigate vortex excitations in dilute Bose-Einstein condensates in the presence of complex PT -symmetric potentials. These complex potentials are used to describe a balanced gain and loss of particles and allow for an easier… read more here.
Keywords: gain loss; bose einstein; vortex states; einstein condensates ... See more keywords
Bifurcation Analysis of the Dynamics of Two Vortices in a Bose–Einstein Condensate. The Case of Intensities of Opposite Signs
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DOI: 10.1134/s1560354717080068
Abstract: This paper is concerned with a system two point vortices in a Bose–Einstein condensate enclosed in a trap. The Hamiltonian form of equations of motion is presented and its Liouville integrability is shown. A bifurcation… read more here.
Keywords: einstein condensate; bose einstein; analysis; vortices bose ... See more keywords