62 citations · 374 across the 19 of their papers we have counts for
19 papers
Charge-Density-Wave State in Extremely Overdoped Cuprates Driven by Phonons
Jiarui Liu, Shaozhi Li, Edwin Huang +1
Recent resonant x-ray scattering (RXS) experiments revealed a novel charge order in extremely overdoped LaSrCuO (LSCO) [Phys. Rev. Lett. 131,116002]. The observed c…
Static and dynamical magnetic properties of the extended Kitaev-Heisenberg model with spin vacancies
Shaozhi Li, Randy S. Fishman, Tom Berlijn
Motivated by the potential to suppress the antiferromagnetic long-range order in favor of the long-sought-after Kitaev quantum spin liquid state, we study the effect of spin vacanc…
Magnetic phases of the anisotropic triangular lattice Hubbard model
Yang Yu, Shaozhi Li, Sergei Iskakov +1
The Hubbard model on an anisotropic triangular lattice in two dimensions, a fundamental model for frustrated electron physics, displays a wide variety of phases and phase transitio…
Testing Electron-phonon Coupling for the Superconductivity in Kagome Metal
Yigui Zhong, Shaozhi Li, Hongxiong Liu +12
In crystalline materials, electron-phonon coupling (EPC) is a ubiquitous many-body interaction that drives conventional Bardeen-Cooper-Schrieffer superconductivity. Recently, in a…
Suppressed superexchange interactions in the cuprates by bond-stretching oxygen phonons
Shaozhi Li, Steven Johnston
We study a multi-orbital Hubbard--Su-Schrieffer-Heeger model for the one-dimensional (1D) corner-shared cuprates in the adiabatic and nonadiabatic limits using the exact diagonaliz…
Thermal Hall Effect in the Kitaev-Heisenberg System with Spin-Phonon Coupling
Shaozhi Li, Satoshi Okamoto
We investigate the thermal Hall effect in a Kitaev-Heisenberg system, a model for Kitaev candidate -RuCl, in the presence of the coupling between spin and phonon arising fro…
Particle-hole asymmetry in the dynamical spin and charge structure factors of the corner-shared one-dimensional cuprates
Shaozhi Li, Alberto Nocera, Umesh Kumar +1
The collective spin and charge excitations of doped cuprates and their relationship to superconductivity are not yet fully understood, particularly in the case of the charge excita…
Phase transitions of the ferroelectric under a magnetic field
Shaozhi Li, Randy S. Fishman
Due to the strong coupling between magnetism and ferroelectricity, exhibits several intriguing magnetic and electric p…
Reinvestigation of the homogeneous spin model in YbMgGaO
Shaozhi Li
Motivated by a recent inelastic neutron scattering experiment on \cite{William2019}, we reinvestigate the homogeneous spin model on the triangular lattice. Usi…
Magnetic and charge susceptibilities in the half-filled triangular lattice Hubbard model
Shaozhi Li, Emanuel Gull
We study magnetic and charge susceptibilities in the half-filled two-dimensional triangular Hubbard model within the dual fermion approximation in the metallic, Mott insulating, an…
Accelerating lattice quantum Monte Carlo simulation using artificial neural networks: an application to the Holstein model
Shaozhi Li, Philip M. Dee, Ehsan Khatami +1
Monte Carlo (MC) simulations are essential computational approaches with widespread use throughout all areas of science. We present a method for accelerating lattice MC simulations…
Magnetic Susceptibility and Simulated Neutron Signal in the 2D Hubbard Model
J. P. F. LeBlanc, Shaozhi Li, Xi Chen +4
We compute dynamic spin susceptibilities in the two-dimensional Hubbard model using the method of Dual Fermions and provide comparison to lattice Monte Carlo and cluster dynamical…
Quantum Monte Carlo study of lattice polarons in the two-dimensional multi-orbital Su-Schrieffer-Heeger model
Shaozhi Li, Steven Johnston
We study a three-orbital Su-Schrieffer-Heeger model defined on a two-dimensional Lieb lattice and in the negative charge transfer regime using determinant quantum Monte Carlo. At h…
Phase competition in a one-dimensional three-orbital Hubbard-Holstein model
Shaozhi Li, Yanfei Tang, Thomas A. Maier +1
We study the interplay between the electron-phonon (e-ph) and on-site electron-electron (e-e) interactions in a three-orbital Hubbard-Holstein model on an extended one-dimensional…
Competing phases and orbital-selective behaviors in the two-orbital Hubbard-Holstein model
Shaozhi Li, Ehsan Khatami, Steven Johnston
We study the interplay between the electron-electron (e-e) and the electron-phonon (e-ph) interactions in the two-orbital Hubbard-Holstein model at half filling using the dynamical…
Non-local correlations in the orbital selective Mott phase of a one dimensional multi-orbital Hubbard model
Shaozhi. Li, N. Kaushal, Y. Wang +6
We study non-local correlations in a three-orbital Hubbard model defined on an extended one-dimensional chain using determinant quantum Monte Carlo and density matrix renormalizati…
Orbital-selective Mott phases of a one-dimensional three-orbital Hubbard model studied using computational techniques
Guangkun Liu, Nitin Kaushal, Shaozhi Li +6
A recently introduced one-dimensional three-orbital Hubbard model displays orbital-selective Mott phases with exotic spin arrangements such as spin block states [J. Rincón {\em et…
Properties of the non-linear Holstein polaron at finite doping and temperature
Shaozhi Li, E. A. Nowadnick, S. Johnston
We use determinant quantum Monte Carlo to study the single particle properties of quasiparticles and phonons in a variant of the two-dimensional Holstein model that includes an add…
The effects of non-linear electron-phonon interactions on superconductivity and charge-density-wave correlations
Shaozhi Li, S. Johnston
Determinant quantum Monte Carlo (DQMC) simulations are used to study non-linear electron-phonon interactions in a two-dimensional Holstein-like model on a square lattice. We examin…