14 citations · 41 across the 10 of their papers we have counts for
10 papers
Spiral and Mixed Plaquette-Dimer Phases in the and Shastry-Sutherland Heisenberg Model
Han-Qing Wu, Muwei Wu, Shou-Shu Gong
We investigate the ground-state phase diagram of the and Heisenberg model on the two-dimensional Shastry-Sutherland lattice (SSL) using density matrix renormalization…
Spiral Phase and Phase Diagram of the =1/2 XXZ Model on the Shastry-Sutherland Lattice
Zhengpeng Yuan, Muwei Wu, Dao-Xin Yao +1
We investigate the ground-state phase diagram of the =1/2 XXZ model on the two-dimensional Shastry-Sutherland lattice using exact diagonalization (ED), density-matrix renormaliz…
Ground-state phase diagram of S = 1/2 Heisenberg model on 2D square-hexagon-octagon lattice
Yumeng Luo, Yuehong Li, Mengfan Jiang +4
Using stochastic series expansion quantum Monte Carlo and density matrix renormalization group methods, we investigate the ground-state phase diagram of the Heisenberg mode…
Mott Glass and Criticality in a S=1/2 Bilayer Heisenberg Model with Interlayer Bond Dilution
Kunpeng Li, Han-Qing Wu, Dao-Xin Yao
We employ the stochastic series expansion quantum Monte Carlo (SSE-QMC) method to investigate the antiferromagnetic Heisenberg model on a bilayer square lattice with dilu…
Exact diagonalization study of triangular Heisenberg model with four-spin ring-exchange interaction
Yuchao Zheng, Muwei Wu, Dao-Xin Yao +1
Using Lanczos exact diagonalization (ED), we study the spin-1/2 - Heisenberg model with the four-spin ring-exchange interaction on triangular lattice. We mainly use…
Correlation Effects in a Simplified Bilayer Two-Orbital Hubbard Model at Half Filling
Jian-Jian Yang, Dao-Xin Yao, Han-Qing Wu
Motivated by the discovery of high-temperature superconductivity in bilayer nickelate LaNiO under pressure, we investigate the ground-state phase diagram and correlatio…
Quantum phase transitions and composite excitations of antiferromagnetic spin trimer chains in a magnetic field
Jun-Qing Cheng, Zhi-Yao Ning, Han-Qing Wu +1
Motivated by recent advancements in theoretical and experimental studies of the high-energy excitations on an antiferromagnetic trimer chain, we numerically investigate the quantum…
Magnon, doublon and quarton excitations in 2D S=1/2 trimerized Heisenberg models
Yue-Yue Chang, Jun-Qing Cheng, Hui Shao +2
We investigate the magnetic excitations of the trimerized Heisenberg models with intra-trimer interaction and inter-trimer interaction on four different two-dimensional…
Phase diagram and critical behavior of Hubbard model on the square-hexagon-octagon lattice
Xinwei Jia, Dao-Xin Yao, Han-Qing Wu
Employing the projective formalism of determinant quantum Monte Carlo (DQMC) simulations, we meticulously explore the ground-state phase diagram and critical behavior of the half-f…
Variational optimization of the amplitude of neural-network quantum many-body ground states
Jia-Qi Wang, Rong-Qiang He, Zhong-Yi Lu
Neural-network quantum states (NQSs), variationally optimized by combining traditional methods and deep learning techniques, is a new way to find quantum many-body ground states an…