Vortex-antivortex pair in a Bose-Einstein condensate - Type-II quantum lattice gas as a nonlinear φ4 theory of a complex field
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Eur. Phys. J. Special Topics, 171 (2009) 9-14
Published online: 07 May 2009
DOI: 10.1140/epjst/e2009-01005-y