Spin-orbit-coupled spinor gap solitons in Bose-Einstein condensates
arXiv:2209.10190 · doi:10.1103/PhysRevA.107.023316
Abstract
Spin-1 spin-orbit-coupled spinor Bose-Einstein condensates have been realized in experiment. We study spin-orbit-coupled spinor gap solitons in this experimentally realizable system with an optical lattice. The spin-dependent parity symmetry of the spin-orbit coupling plays an important role in properties of gap solitons. Two families of solitons with opposite spin-dependent parity are found. Using an approximating model by replacing the optical lattice with a Harmonic trap, we demonstrate the physical origination of these two families. For a large negative quadratic Zeeman shift, we also find a type of gap solitons that spontaneously breaks the spin-dependent parity symmetry due to the ferromagnetic spinor interactions.
Accepted for publication in Physical Review A
References in corpus (23)
- Degenerate Quantum Gases with Spin-Orbit Coupling
- Synthetic dimensions and spin-orbit coupling with an optical clock transition
- Spin-orbit coupled Bose-Einstein condensates in a one-dimensional optical lattice
- Controlled generation and steering of spatial gap solitons
- Gap Solitons in Spin-Orbit-Coupled Bose-Einstein Condensates in Optical Lattices
- Two-dimensional dipolar gap solitons in free space with spin-orbit coupling
- Stable multi-ring and rotating solitons in two-dimensional spin-orbit coupled Bose-Einstein condensates with a radially-periodic potential
- Symmetric and asymmetric solitons in linearly coupled Bose-Einstein condensates trapped in optical lattices
- Localization of a spin-orbit coupled Bose-Einstein condensate in a bichromatic optical lattice
- Striped Ferronematic ground states in a spin-orbit coupled Bose gas
- Localized gap soliton trains of Bose-Einstein condensates in an optical lattice
- Exact solitons and manifold mixing dynamics in the spin-orbit-coupled spinor condensates
- Optical gap solitons and truncated nonlinear Bloch waves in temporal lattices
- Solitons in inhomogeneous gauge potentials: integrable and nonintegrable dynamics
- Two-component gap solitons with linear interconversion
- Phase-separation of vector solitons in spin-orbit coupled spin-1 condensates
- Observation of higher-order solitons in defocusing waveguide arrays
- Gap solitons in Rabi lattices
- Symbiotic solitons in a quasi-one- and quasi-two-dimensional spin-1 condensates
- Gap and embedded solitons in microwave-coupled binary condensates
- Polariton gap and gap-stripe solitons in Zeeman lattices
- Dynamical Zeeman resonance in spin-orbit-coupled spin-1 Bose gases
- Creating moving gap solitons in spin-orbit-coupled Bose-Einstein condensates