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Deep inelastic collision of two-dimensional anisotropic dipolar condensate solitons
(2022-03-01)
The possibility of generating stable anisotropic solitons in dipolar Bose–Einstein condensates (BECs) leads to a different scenario not possible in a nondipolar BEC with contact interaction. We study the statics and dynamics ...
Estabilidade de sistemas condensados com interação atrativa ou repulsiva
(Universidade Estadual Paulista (Unesp), 2005-03)
Investigamos as soluções estacionárias e dinâmicas da equação de Gross-Pitaevskii generalizada para sistemas atômicos com um potencial confinante e termos não conservativos associados à dissipação e à alimentação atômica, ...
Estabilidade de sistemas condensados com interação atrativa ou repulsiva
(Universidade Estadual Paulista (Unesp), 2005-03)
Investigamos as soluções estacionárias e dinâmicas da equação de Gross-Pitaevskii generalizada para sistemas atômicos com um potencial confinante e termos não conservativos associados à dissipação e à alimentação atômica, ...
Fortran and C programs for the time-dependent dipolar Gross-Pitaevskii equation in an anisotropic trap
(2015-01-01)
Many of the static and dynamic properties of an atomic Bose-Einstein condensate (BEC) are usually studied by solving the mean-field Gross-Pitaevskii (GP) equation, which is a nonlinear partial differential equation for ...
Estabilidade de sistemas condensados com interação atrativa ou repulsiva
(Universidade Estadual Paulista (UNESP), 2014)
Stable controllable giant vortex in a trapped Bose-Einstein condensate
(2019-07-12)
In a harmonically-trapped rotating Bose-Einstein condensate (BEC), a vortex of large angular momentum decays to multiple vortices of unit angular momentum from an energetic consideration. We demonstrate the formation of a ...
Stable multi-peak vector solitons in spin–orbit coupled spin-1 polar condensates
(2020-04-01)
We demonstrate the formation of multi-peak three-component stationary stripe vector solitons in a quasi-one-dimensional spin–orbit-coupled hyper-fine spin F=1 polar Bose–Einstein condensate. The present investigation is ...
Phase-separated symmetry-breaking vortex-lattice in a binary Bose-Einstein condensate
(2020-01-01)
We study spontaneous-symmetry-breaking circularly-asymmetric phase separation of vortex lattices in a rapidly rotating harmonically-trapped quasi-two-dimensional (quasi-2D) binary Bose-Einstein condensate (BEC) with repulsive ...
Statics and dynamics of a self-bound dipolar matter-wave droplet
(2017-02-01)
We study the statics and dynamics of a stable, mobile, self-bound three-dimensional dipolar matter-wave droplet created in the presence of a tiny repulsive three-body interaction. In frontal collision with an impact parameter ...
Stability of the trapped nonconservative Gross-Pitaevskii equation with attractive two-body interaction
(Amer Physical Soc, 2002-09-01)
The dynamics of a nonconservative Gross-Pitaevskii equation for trapped atomic systems with attractive two-body interaction is numerically investigated, considering wide variations of the nonconservative parameters, related ...