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- W1777336427 abstract "A Bose-Einstein Condensate (BEC) made of alkali-metal atoms at ultra-low temperatures is well de-scribed by the three-dimensional cubic nonlinear Schr¨odinger equation, the so-called Gross-Pitaevskii equa-tion (GPE). Here we consider an attractive BEC in a ring and by solving the GPE we predict the existence ofbright solitons with single and multi-peaks, showing that they have a limited domain of dynamical stability.We also discuss finite-temperature effects on the transition from the uniform phase to the localized phase.Key words: Matter waves; Solitons in Bose-Einstein condensatesPACS numbers: 03.75.-b; 03.75.Lm" @default.
- W1777336427 created "2016-06-24" @default.
- W1777336427 creator A5045873538 @default.
- W1777336427 date "2006-01-01" @default.
- W1777336427 modified "2023-09-27" @default.
- W1777336427 title "Multi Solitons of a Bose-Einstein Condensate in a Three-Dimensional Ring" @default.
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- W1777336427 hasPublicationYear "2006" @default.
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