English
Related papers

Related papers: Spin-1 spin-orbit- and Rabi-coupled Bose-Einstein …

200 papers

We study the localization of a noninteracting and weakly interacting Bose-Einstein condensate with spin-orbit coupling loaded in a quasiperiodic bichromatic optical lattice potential using the numerical solution and variational…

Quantum Gases · Physics 2015-06-19 Yongshan Cheng , Gaohui Tang , S. K. Adhikari

By developing a hydrodynamic formalism, we investigate the expansion dynamics of the single-minimum phase of a binary spin-orbit coupled Bose-Einstein condensate, after releasing from an external harmonic trap. We find that the expansion of…

Quantum Gases · Physics 2017-09-01 Chunlei Qu , Lev P. Pitaevskii , Sandro Stringari

We completed the development of simulation code that is designed to study the behavior of a conjectured dark matter galactic halo that is in the form of a Bose-Einstein Condensate (BEC). The BEC is described by the Gross-Pitaevskii…

Astrophysics of Galaxies · Physics 2013-02-19 Eniko J. M. Madarassy , Viktor T. Toth

We numerically investigate a particular type of spin solitons inside a trapped atomic spin-1 Bose-Einstein condensate (BEC) with ferromagnetic interactions. Within the mean field theory approximation, our study of the solitonic dynamics…

Other Condensed Matter · Physics 2009-11-11 Wenxian Zhang , Ö. E. Müstecaplıoğlu , L. You

We establish a complete set of hydrodynamic equations for a spin-1 Bose-Einstein condensate (BEC), which are equivalent to the multi-component Gross-Pitaevskii equations and expressed in terms of only observable physical quantities: the…

Quantum Gases · Physics 2015-06-11 Emi Yukawa , Masahito Ueda

An experimental proposal for realizing spin-orbit (SO) coupling of pseudospin-1 in the ground manifold $^1\Sigma(\upsilon=0)$ of (bosonic) bialkali polar molecules is presented. The three spin components are composed of the ground…

Quantum Gases · Physics 2018-05-16 Y. Deng , L. You , S. Yi

We investigate the stationary vortex solutions in two-dimensional (2D) Rashba spin-orbit (SO) coupled spin-1 Bose-Einstein condensate (BEC). By introducing the generalized momentum operator, the linear version of the system can be solved…

Quantum Gases · Physics 2023-01-03 Jun-Zhu Li , Huan-Bo Luo , Lu Li

We study the spatiotemporal Bloch states of a high-frequency driven two-component Bose-Einstein condensate (BEC) with spin-orbit coupling (SOC) in an optical lattice. By adopting the rotating-wave approximation (RWA) and applying an exact…

Quantum Physics · Physics 2019-09-04 Yawen Wei , Chao Kong , Wenhua Hai

In this article, we study mathematically and numerically the ground states of three-component rotating spin-orbit coupled (SOC) spin-1 Bose-Einstein condensates modeled by the coupled Gross-Pitaevskii equations (CGPEs). Firstly, we…

Numerical Analysis · Mathematics 2026-02-23 Jing Wang , Wei Yang , Yongjun Yuan , Yong Zhang

We analytically solve the one-dimensional coupled Gross-Pitaevskii equations which govern the motion of F=1 spinor Bose-Einstein condensates. The nonlinear density-density interactions are decoupled by making use of the unique properties of…

Quantum Gases · Physics 2015-06-04 Zhi-Hai Zhang , Cong Zhang , Shi-Jie Yang , Shiping Feng

In this paper, we propose a robust and efficient numerical method to compute the dynamics of the rotating two-component dipolar Bose-Einstein condensates (BEC). Using the rotating Lagrangian coordinates transform \cite{BMTZ2013}, we…

Computational Physics · Physics 2017-09-13 Qinglin Tang , Yong Zhang , Norbert Mauser

We study the quantum dynamics of a spin-orbit (SO) coupled Bose-Einstein condensate (BEC) in a double-well potential inspired by the experimental protocol recently developed by NIST group. We focus on the regime where the number of atoms is…

Quantum Gases · Physics 2015-06-19 Roberta Citro , Adele Naddeo

We analytically and numerically study three-component rogue waves (RWs) in spin-1 Bose-Einstein condensates with Raman-induced spin-orbit coupling (SOC). Using the multiscale perturbative method, we obtain approximate analytical solutions…

Quantum Gases · Physics 2024-09-16 Jun-Tao He , Hui-Jun Li , Ji Lin , Boris A. Malomed

We study analytically and asymptotically as well as numerically ground states and dynamics of two-component spin-orbit-coupled Bose-Einstein condensates (BECs) modeled by the coupled Gross-Pitaevskii equations (CGPEs). In fact, due to the…

Mathematical Physics · Physics 2015-04-14 Weizhu Bao , Yongyong Cai

We theoretically study the stationary-state vortex lattice configurations of rotating spin-orbit- and coherently-coupled spin-1 Bose-Einstein condensates trapped in quasi-two-dimensional harmonic potentials. The combined effects of…

Quantum Gases · Physics 2022-12-26 Paramjeet Banger , R. Kishor Kumar , A. Roy , Sandeep Gautam

The recent experimental realization of spin-orbit (SO) coupling for spin-1 ultracold atoms opens an interesting avenue for exploring SO-coupling-related physics in large-spin systems, which is generally unattainable in electronic materials.…

Quantum Gases · Physics 2016-02-11 Kuei Sun , Chunlei Qu , Yong Xu , Yongping Zhang , Chuanwei Zhang

In this paper, we propose an efficient and accurate numerical method for computing the ground state of spin-1 Bose-Einstein condensates (BEC) by using the normalized gradient flow or imaginary time method. The key idea is to find a third…

Materials Science · Physics 2020-04-24 Weizhu Bao , Fong Yin Lim

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 address the impact of intra-site spin-orbit (SO) coupling and associated inter-component Rabi coupling on the modulational instability (MI) of plane-wave states in two-component discrete Bose-Einstein condensates (BECs). Conditions for…

Quantum Gases · Physics 2021-10-04 S. Sabari , R. TamilThiruvalluvar , R. Radha

The experimental realization of emergent spin-orbit coupling through laser-induced Raman transitions in ultracold atoms paves the way for exploring novel superfluid physics and simulating exotic many-body phenomena. A recent proposal with…

Quantum Gases · Physics 2015-06-02 Chunlei Qu , Kuei Sun , Chuanwei Zhang