567 citations · 3k across the 100 of their papers we have counts for
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Topological optical Raman superlattices
Jia-Hui Zhang, Bei-Bei Wang, Feng Mei +3
Topological phases of ultracold atoms recently have been intensively studied both in optical superlattices and Raman lattices. However, the topological features induced by the inte…
Quantum phases of the biased two-chain-coupled Bose-Hubbard Ladder
Jingtao Fan, Xiaofan Zhou, Suotang Jia
We investigate the quantum phases of bosons in a two-chain-coupled ladder. This bosonic ladder is generally in a biased configuration, meaning that the two chains of the ladder can…
Spin-tensor Meissner currents of ultracold bosonic gas in an optical lattice
Xiaofan Zhou, Suotang Jia, Xi-Wang Luo
We investigate the Meissner currents of interacting bosons subjected to a staggered artificial gauge field in a three-leg ribbon geometry, realized by spin-tensor--momentum coupled…
Exploring interacting topological insulator of extended Su-Schrieffer-Heeger model
Xiaofan Zhou, Jian-Song Pan, Suotang Jia
Exploring topological phases in interacting systems is a challenging task. We investigate many-body topological physics of interacting fermions in an extended Su-Schrieffer-Heeger…
Topological nodal chains in optical lattices
Bei-Bei Wang, Jia-Hui Zhang, Chuanjia Shan +2
Topological nodal rings as the simplest topological nodal lines recently have been extensively studied in optical lattices. However, the realization of complex nodal line structure…
Synthetic Hall tube of interacting fermions
Xiaofan Zhou, Gang Chen, Suotang Jia
Motivated by a recent experiment [J. H. Han, et. al., Phys. Rev. Lett.122, 065303 (2019)], we investigate many-body physics of interacting fermions in a synthetic Hall tube, using…
Dynamical Zeeman resonance in spin-orbit-coupled spin-1 Bose gases
Jingtao Fan, Gang Chen, Suotang Jia
We predict a dynamical resonant effect, which is driven by externally applied linear and quadratic Zeeman fields, in a spin-orbit-coupled spin-1 Bose-Einstein condensate. The Bose-…
Topological magnon insulator and quantized pumps from strongly-interacting bosons in optical superlattices
Feng Mei, Gang Chen, N. Goldman +2
We propose a scheme realizing topological insulators and quantized pumps for magnon excitations, based on strongly-interacting two-component ultracold atoms trapped in optical supe…
Quantum spiral spin-tensor magnetism
Xiaofan Zhou, Xi-Wang Luo, Gang Chen +2
The characterization of quantum magnetism in a large spin () system naturally involves both spin-vectors and -tensors. While certain types of spin-vector (e.g., ferromagnet…
Topological pumping of a single magnon in a one-dimensional spin-dependent optical superlattice
Feng Mei, Gang Chen, Liantuan Xiao +1
Topological pumping of ultracold atomic gases has recently been demonstrated in two experiments (Nat. Phys. 12, 296; 12, 350 (2016)). Here we study the topological pumping of a sin…
Rashba and Weyl spin-orbit coupling in an optical lattice clock
Xiaofan Zhou, Xi-Wang Luo, Gang Chen +2
Recent experimental realization of one-dimensional (1D) spin-orbit coupling (SOC) for ultracold alkaline-earth(-like) atoms in optical lattice clocks opens a new avenue for explori…
Interaction-induced exotic vortex states in an optical lattice clock with spin-orbit coupling
Xiaofan Zhou, Jian-Song Pan, Wei Yi +2
Motivated by a recent experiment [L. F. Livi, et al., Phys. Rev. Lett. 117, 220401(2016)], we study the ground-state properties of interacting fermions in a one-dimensional optical…
Quantum phases of a two-dimensional polarized degenerate Fermi gas in an optical cavity
Yanlin Feng, Kuang Zhang, Jingtao Fan +3
In this paper we analytically investigate the ground-state properties of a two-dimensional polarized degenerate Fermi gas in a high-finesse optical cavity, which is governed by a g…
Symmetry-protected topological states for interacting fermions in alkaline-earth-like atoms
Xiaofan Zhou, Jian-Song Pan, Zheng-Xin Liu +4
We discuss the quantum simulation of symmetry-protected topological (SPT) states for interacting fermions in quasi-one-dimensional gases of alkaline-earth-like atoms such as $^{173…
Spin-orbit coupled repulsive Fermi atoms in a one-dimensional optical lattice
Xiaofan Zhou, Kuang Zhang, Junjun Liang +2
Motivated by recent experimental development, we investigate spin-orbit coupled repulsive Fermi atoms in a one-dimensional optical lattice. Using the density-matrix renormalization…
SU(2) Ginzburg-Landau theory for degenerate Fermi gases with synthetic non-Abelian gauge fields
Kuang Zhang, Yanlin Feng, Chuanwei Zhang +2
The non-Abelian gauge fields play a key role in achieving novel quantum phenomena in condensed-matter and high-energy physics. Recently, the synthetic non-Abelian gauge fields have…
Unconventional pairings of spin-orbit coupled attractive degenerate Fermi gas in a one dimensional optical lattice
Junjun Liang, Xiaofan Zhou, Pak Hong Chui +5
Understanding novel pairings in attractive degenerate Fermi gases is crucial for exploring rich superfluid physics. In this report, we reveal unconventional pairings induced by spi…
Spin-orbit-induced bound state and molecular signature of the degenerate Fermi gas in a narrow Feshbach resonance
Kuang Zhang, Gang Chen, Suotang Jia
In this paper we explore the spin-orbit-induced bound state and molecular signature of the degenerate Fermi gas in a narrow Feshbach resonance based on a generalized two-channel mo…
Thermodynamics of spin-orbit-coupled Bose-Einstein condensates
Jinling Lian, Yuanwei Zhang, J. -Q. Liang +3
In this paper we develop a quantum field approach to reveal the thermodynamic properties of the trapped BEC with the equal Rashba and Dresselhaus spin-orbit couplings. In the exper…
Finite temperature Dicke phase transition of a Bose-Einstein condensate in an optical cavity
Yuanwei Zhang, Jinling Lian, J. -Q. Liang +3
Dicke model predicts a quantum phase transition from normal to superradiant phases for a two-level atomic ensemble coupled with an optical cavity at zero temperature. In a recent p…
Searching for Majorana Fermions in 2D Spin-orbit Coupled Fermi Superfluids at Finite Temperature
Ming Gong, Gang Chen, Suotang Jia +1
Recent experimental breakthrough in realizing spin-orbit (SO) coupling for cold atoms has spurred considerable interest in the physics of 2D SO coupled Fermi superfluids, especiall…