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Related papers: Non-autonomous bright-dark solitons and Rabi oscil…

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The dynamics of non-autonomous bright matter-wave solitons in Rabi coupled binary Bose-Einstein condensates is explored. By performing a unitary and similarity/lens-type transformation, we reduce the non-autonomous Gross-Pitaevskii equation…

Pattern Formation and Solitons · Physics 2017-05-09 T. Kanna , R. Babu Mareeswaran , Franz G. Mertens

We investigate the stability and nonlinear dynamics of dark-bright solitons in a one-dimensional binary Bose-Einstein condensate subjected to synthetic spin-orbit and Rabi couplings. In the absence of spin-orbit coupling, we map the coupled…

Quantum Gases · Physics 2026-05-07 K. Rajaswathi , R. Ravisankar , R. Radha , P. K. Mishra , P. Muruganandam

We investigate the dynamics of bright matter wave solitons in spin-1 Bose-Einstein condensates with time modulated nonlinearities. We obtain soliton solutions of an integrable autonomous three-coupled Gross-Pitaevskii (3-GP) equations using…

Pattern Formation and Solitons · Physics 2014-01-08 T. Kanna , R. Babu Mareeswaran , K. Sakkaravarthi

Vector rogue wave (RW) formation and their dynamics in Rabi coupled two- and three-species Bose-Einstein condensates with spatially varying dispersion and nonlinearity are studied. For this purpose, we obtain the RW solution of the two- and…

Pattern Formation and Solitons · Physics 2019-09-04 T. Kanna , A. Annamalar Sheela , R. Babu Mareeswaran

This work deals with matter-wave bright soliton molecules in spin-1 Bose-Einstein condensates described by three-component Gross-Pitaevskii equations with non-autonomous nonlinearities that can be tuned by Feshbach resonance management.…

Quantum Gases · Physics 2023-03-16 K. Sakkaravarthi , R. Babu Mareeswaran , T. Kanna

Using time dependent nonlinear (s-wave scattering length) coupling between the components of a weakly interacting two component Bose-Einstein condensate (BEC), we show the possibility of matter wave switching (fraction of atoms transfer)…

Quantum Gases · Physics 2011-02-17 S. Rajendran , P. Muruganandam , M. Lakshmanan

We study the interaction of dark-bright solitons in two component Bose-Einstein condensates by suitably tailoring the trap potential, atomic scattering length and atom gain or loss. We show that the coupled Gross-Pitaevskii (GP) equation…

Other Condensed Matter · Physics 2009-06-25 S. Rajendran , P. Muruganandam , M. Lakshmanan

We consider a system of coupled Gross-Pitaevskii (GP) equations describing a binary quasi-one-dimensional Bose-Einstein condensate (BEC) with intrinsic time-dependent attractive interactions, placed in a time-dependent expulsive parabolic…

Quantum Gases · Physics 2015-09-02 R. Radha , P. S. Vinayagam , J. B. Sudharsan , Wu-Ming Liu , Boris A. Malomed

To study controlled evolution of non-autonomous matter-wave solitons in spinor Bose-Einstein condensates with spatiotemporal modulation, we focus on a system of three coupled Gross-Pitaevskii (GP) equations with space-time-dependent…

We explore the stability and dynamics of dark-bright solitons in two-component elongated Bose-Einstein condensates by developing effective 1D vector equations as well as solving the corresponding 3D Gross-Pitaevskii equations. A strong…

We consider coupled matter-wave bright solitons in spatial coherence spin-orbit coupled Bose-Einstein condensates in optical and Rabi-coupling lattice potentials and find an effective potential for separation of coupled matter-wave…

Quantum Gases · Physics 2025-09-23 Sumaita Sultana , Sk Siddik , Golam Ali Sekh

We present a family of nonautonomous bright and dark soliton solutions of Bose-Einstein condensates with the time-dependent scattering length in an expulsive parabolic potential. These solutions show that the amplitude, width, and velocity…

Quantum Gases · Physics 2010-12-30 Qiu-Yan Li , Zai-Dong Li , Lu Li , Guang-Sheng Fu

We study the propagation of dark-bright solitons in two-component Bose-Einstein condensates (BECs) with general nonlinear parameters, and explore how nonlinear interactions enrich the soliton dynamics giving rise to nonsinusoidal…

Quantum Gases · Physics 2025-09-11 Ling-Zheng Meng , Xi-Wang Luo , Li-Chen Zhao

Ultracold gases provide an unprecedented level of control for the investigation of soliton dynamics and collisions. We present a scheme for deterministically preparing pairs of three-component solitons in a Bose-Einstein condensate. Our…

In this paper we study the scattering of solitons in a binary Bose-Einstein Condensate (BEC) including SO- and Rabi-couplings. To this end, we derive a reduced ODE model in view to provide a variational description of the collisional…

Quantum Gases · Physics 2018-05-10 Rafael M. P. Teixeira , Wesley B. Cardoso

We investigate the coherent collision of anisotropic quasi-two-dimensional bright solitons in dipolar Bose-Einstein condensates. Our analysis is based on the extended Gross-Pitaevskii equation, and we use the split-operator method for the…

Quantum Gases · Physics 2012-11-14 Rüdiger Eichler , Damir Zajec , Patrick Köberle , Jörg Main , Günter Wunner

We present a family of exact solutions of one-dimensional nonlinear Schr\"odinger equation, which describe the dynamics of a bright soliton in Bose-Einstein condensates with the time-dependent interatomic interaction in an expulsive…

Other Condensed Matter · Physics 2009-11-11 Z. X. Liang , Z. D. Zhang , W. M. Liu

Motivated by recent experimental results, we study beating dark-dark solitons as a prototypical coherent structure that emerges in two-component Bose-Einstein condensates. We showcase their connection to dark- bright solitons via SO(2)…

We analyze the Floquet-Bloch matter-wave spectrum of Bose-Einstein condensates loaded into single-periodic optical lattices and double-periodic superlattices. In the framework of the Gross-Pitaevskii equation, we describe the structure and…

Condensed Matter · Physics 2007-05-23 Pearl J. Y. Louis , Elena A. Ostrovskaya , Yuri S. Kivshar

We investigate non-degenerate bound state solitons systematically in multi-component Bose-Einstein condensates, through developing Darboux transformation method to derive exact soliton solutions analytically. In particular, we show that…

Quantum Gases · Physics 2020-06-19 Y. H. Qin , L. C. Zhao , L. M. Ling
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