Symbiotic gap and semigap solitons in Bose-Einstein condensates

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Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorTel Aviv University-
Autor(es): dc.creatorAdhikari, Sadhan K.-
Autor(es): dc.creatorMalomed, Boris A.-
Data de aceite: dc.date.accessioned2025-08-21T19:55:46Z-
Data de disponibilização: dc.date.available2025-08-21T19:55:46Z-
Data de envio: dc.date.issued2022-04-28-
Data de envio: dc.date.issued2022-04-28-
Data de envio: dc.date.issued2008-02-05-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1103/PhysRevA.77.023607-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/225051-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/225051-
Descrição: dc.descriptionUsing the variational approximation and numerical simulations, we study one-dimensional gap solitons in a binary Bose-Einstein condensate trapped in an optical-lattice potential. We consider the case of interspecies repulsion, while the intraspecies interaction may be either repulsive or attractive. Several types of gap solitons are found: symmetric or asymmetric; unsplit or split, if centers of the components coincide or separate; intragap (with both chemical potentials falling into a single band gap) or intergap, otherwise. In the case of the intraspecies attraction, a smooth transition takes place between solitons in the semi-infinite gap, those in the first finite band gap, and semigap solitons (with one component in a band gap and the other in the semi-infinite gap). © 2008 The American Physical Society.-
Descrição: dc.descriptionInstituto de Física Teórica UNESP-São Paulo State University, 01.405-900 São Paulo, São Paulo-
Descrição: dc.descriptionDepartment of Physical Electronics School of Electrical Engineering Tel Aviv University, Tel Aviv 69978-
Descrição: dc.descriptionInstituto de Física Teórica UNESP-São Paulo State University, 01.405-900 São Paulo, São Paulo-
Idioma: dc.languageen-
Relação: dc.relationPhysical Review A - Atomic, Molecular, and Optical Physics-
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Título: dc.titleSymbiotic gap and semigap solitons in Bose-Einstein condensates-
Tipo de arquivo: dc.typelivro digital-
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