52 citations · 203 across the 25 of their papers we have counts for
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Doping driven metal-insulator transition in disordered graphene
Kaiyi Guo, Ying Liang, Tianxing Ma
Controlling the metal-insulator transition in graphene-based material is a crucial topic as it directly impacts its potential applications. Inspired by recent experiments, we study…
Charge Stripe Manipulation of Superconducting Pairing Symmetry Transition
Chao Chen, Peigeng Zhong, Xuelei Sui +6
Charge stripes have been widely observed in many different types of unconventional superconductors, holding varying periods () and intensities. However, a general unde…
Doping-dependent metal-insulator transition in a disordered Hubbard model
Lingyu Tian, Yueqi Li, Ying Liang +1
We study the effect of disorder and doping on the metal-insulator transition in a repulsive Hubbard model on a square lattice using the determinant quantum Monte Carlo method. Firs…
Mott insulating state and superconductivity in an ABC graphene trilayer
Huijia Dai, Junchen Hou, Xiao Zhang +2
Motivated by the recently experimental reported signatures of the tunable Mott insulating state and superconductivity in an ABC graphene trilayer superlattice, we investigate the c…
Intermediate Phase in Interacting Dirac Fermions with Staggered Potential
Jingyao Wang, Lufeng Zhang, Runyu Ma +3
By performing exact quantum Monte Carlo simulations of a model of interacting Dirac Fermions with staggered potential, we reveal a novel intermediate phase where the electronic cor…
Tunable Weyl Semi-metal and its Possible Realization in Optical Lattice
Xiao Kong, Ying Liang, Su-Peng Kou
Weyl semimetal (WSM) is an exotic topological state in condensed matter physics. In this paper, based on a two-band cubic lattice model, we studied WSMs with a pair of tunable Weyl…
Character of frustration on magnetic correlation in doped Hubbard model
Peng Wang, Xinran Ma, Jingyao Wang +3
The magnetic correlation in the Hubbard model on a two-dimensional anisotropic triangular lattice is studied by using the determinant quantum Monte Carlo method. Around half fillin…
Topological Hierarchy Insulators and Topological Fractal Insulators
Jing He, Chun-Li Zang, Ying Liang +1
Topological insulators are new states of quantum matter with metallic edge/surface states. In this paper, we pointed out that there exists a new type of particle-hole symmetry-prot…
Magnetic Orders of Correlated Topological Insulators at Finite Temperature
Ying-Xue Zhu, Jing He, Chun-Li Zang +2
In this paper, we study the magnetic orders of two dimensional correlated topological insulators including the correlated Chern insulator and the correlated Z2 topological insulato…
Numerical study of magnetic and pairing correlation in bilayer triangular lattice
Shuang Wu, Jinling Li, Pan Gao +2
By using the determinant Quantum Monte Carlo method, the magnetic and pairing correlation of the NaCoOyHO system are studied within the Hubbard model on a bi…
Dynamical spin response of electron doped Mott insulators on a triangular lattice
Bin Liu, Ying Liang
The spin dynamics of electron doped Mott insulators on a triangular lattice is studied based on the model. It is found that the particularly universal behaviors of integrated…
Superconductivity and magnetic fluctuations in electron-doped cobaltate superconductors
Ying Liang, Bin Liu
We study the interplay between superconductivity and antiferromagnetic spin fluctuations in electron-doped cobaltate NaCoOHO based on the kinetic energy dr…
Composite Spin Liquid in Correlated Topological Insulator - Spin Liquid without Spin-Charge Separation
Jing He, Ying Liang, Su-Peng Kou
In this paper, we found a new type of insulator - composite spin liquid which can be regarded as a short range B-type topological spin-density-wave. Composite spin liquid is topolo…
Topological Spin Density Wave
Jing He, Yan-Hua Zong, Su-Peng Kou +2
In this paper, we investigate the topological Hubbard model on honeycomb lattice. By considering the topological properties of the magnetic state, new types of quantum states - A-t…
Chiral Spin Liquid in Correlated Topological Insulator
Jing He, Su-Peng Kou, Ying Liang +1
In this paper, we investigate the topological Hubbard model - the spinful Haldane model with on-site interaction on honeycomb lattice with spin rotation symmetry by using slave-rot…
Density of state and non-magnetic impurity effects in electron-doped cuprates
Bin Liu, Ying Liang
We analyze the density of state (DOS) and a non-magnetic impurity effect in electron-doped cuprates starting from two different scenarios: the -wave superconductiv…
Kinetic energy driven superconductivity in the electron doped cobaltate NaCoOHO
Bin Liu, Ying Liang, Shiping Feng +1
Within the charge-spin separation fermion-spin theory, we have shown that the mechanism of superconductivity in the electron doped cobaltate NaCoOHO is asc…
Charge transport of electron doped Mott insulators on a triangular lattice
Bin Liu, Ying Liang, Shiping Feng +1
The charge transport of electron doped Mott insulators on a triangular lattice is investigated within the t-J model based on the partial charge-spin separation fermion-spin theory.…
Unusual charge transport and spin response of doped bilayer triangular antiferromagnets
Ying Liang, Tianxing Ma, Shiping Feng
Within the t-J model, the charge transport and spin response of the doped bilayer triangular antiferromagnet are studied by considering the bilayer interaction. Although the bilaye…
Indications of incommensurate spin fluctuations in doped triangular antiferromagnets
Ying Liang, Shiping Feng
The incommensurate spin fluctuation of the doped triangular antiferromagnet is studied within the t-J model. It is shown that the commensurate peak near the half-filling is split i…