Gap solitons in superfluid boson-fermion mixtures

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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.accessioned2025-08-21T21:13:05Z-
Data de disponibilização: dc.date.available2025-08-21T21:13:05Z-
Data de envio: dc.date.issued2022-04-28-
Data de envio: dc.date.issued2022-04-28-
Data de envio: dc.date.issued2007-10-26-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1103/PhysRevA.76.043626-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/224981-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/224981-
Descrição: dc.descriptionUsing coupled equations for the bosonic and fermionic order parameters, we construct families of gap solitons (GSs) in a nearly one-dimensional Bose-Fermi mixture trapped in a periodic optical-lattice (OL) potential, the boson and fermion components being in the states of the Bose-Einstein condensation and Bardeen-Cooper-Schrieffer superfluid, respectively. Fundamental GSs are compact states trapped, essentially, in a single cell of the lattice. Full families of such solutions are constructed in the first two band gaps of the OL-induced spectrum, by means of variational and numerical methods, which are found to be in good agreement. The families include both intragap and intergap solitons, with the chemical potentials of the boson and fermion components falling in the same or different band gaps, respectively. Nonfundamental states, extended over several lattice cells, are constructed too. The GSs are stable against strong perturbations. © 2007 The American Physical Society.-
Descrição: dc.descriptionInstituto de Fisica Teorica 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 Fisica Teorica 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.titleGap solitons in superfluid boson-fermion mixtures-
Tipo de arquivo: dc.typelivro digital-
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