Publication Date

2010

Journal or Book Title

Physics Review Letters

Abstract

We report the numerical realization of robust two-component structures in 2D and 3D Bose-Einstein condensates with nontrivial topological charge in one component. We identify a stable symbiotic state in which a higher-dimensional bright soliton exists even in a homogeneous setting with defocusing interactions, due to the effective potential created by a stable vortex in the other component. The resulting vortex–bright-solitons, generalizations of the recently experimentally observed dark-bright solitons, are found to be very robust both in the homogeneous medium and in the presence of external confinement.

Comments

This is the pre-published version harvested from arXiv. The published version is located at http://prl.aps.org/abstract/PRL/v105/i16/e160405

Volume

105

Issue

16

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