Spin-orbital-angular-momentum-coupled quantum gases

SG Peng, K Jiang, XL Chen, KJ Chen, P Zou, L He - AAPPS Bulletin, 2022 - Springer
We briefly review the recent progress of theories and experiments on spin-orbital-angular-
momentum (SOAM)-coupled quantum gases. The coupling between the intrinsic degree of …

Spin–orbital-angular-momentum coupled Bose-Einstein condensates

HR Chen, KY Lin, PK Chen, NC Chiu, JB Wang… - Physical Review Letters, 2018 - APS
We demonstrate coupling between the atomic spin-and orbital-angular momentum (OAM) of
the atom's center-of-mass motion in a Bose-Einstein condensate (BEC). The coupling is …

Interacting spin-orbit-coupled spin-1 Bose-Einstein condensates

K Sun, C Qu, Y Xu, Y Zhang, C Zhang - Physical Review A, 2016 - APS
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 …

Ground-state phase diagram of a spin-orbital-angular-momentum coupled Bose-Einstein condensate

D Zhang, T Gao, P Zou, L Kong, R Li, X Shen… - Physical Review Letters, 2019 - APS
By inducing a Raman transition using a pair of Gaussian and Laguerre-Gaussian laser
beams, we realize a Rb 87 condensate whose orbital angular momentum (OAM) and its …

Quantum phases and the spectrum of collective modes in a spin-1 Bose-Einstein condensate with spin-orbital-angular-momentum coupling

P Banger, Rajat, A Roy, S Gautam - Physical Review A, 2023 - APS
Motivated by recent experiments [Chen et al., Phys. Rev. Lett. 121, 113204 (2018) 0031-
9007 10.1103/PhysRevLett. 121.113204; Chen et al., Phys. Rev. Lett. 121, 250401 (2018) …

Spin-orbit angular momentum coupling in a spin-1 Bose-Einstein condensate

L Chen, H Pu, Y Zhang - Physical Review A, 2016 - APS
We propose a simple model with spin and orbit angular momentum coupling in a spin-1
Bose-Einstein condensate, where three internal atomic states are Raman coupled by a pair …

Rotating atomic quantum gases with light-induced azimuthal gauge potentials and the observation of the Hess-Fairbank effect

PK Chen, LR Liu, MJ Tsai, NC Chiu, Y Kawaguchi… - Physical Review Letters, 2018 - APS
We demonstrate synthetic azimuthal gauge potentials for Bose-Einstein condensates from
engineering atom-light couplings. The gauge potential is created by adiabatically loading …

Spin-orbit-coupled Bose-Einstein condensates held under a toroidal trap

XF Zhang, M Kato, W Han, SG Zhang, H Saito - Physical Review A, 2017 - APS
We study a quasispin-1/2 Bose-Einstein condensate with synthetically generated spin-orbit
coupling in a toroidal trap and show that the system has a rich variety of ground states. As …

Bright solitons in a two-dimensional spin-orbit-coupled dipolar Bose-Einstein condensate

Y Xu, Y Zhang, C Zhang - Physical Review A, 2015 - APS
We study a two-dimensional spin-orbit-coupled dipolar Bose-Einstein condensate with
repulsive contact interactions by both the variational method and the imaginary-time …

Momentum-space Josephson effects

J Hou, XW Luo, K Sun, T Bersano, V Gokhroo… - Physical review …, 2018 - APS
The Josephson effect is a prominent phenomenon of quantum supercurrents that has been
widely studied in superconductors and superfluids. Typical Josephson junctions consist of …