546 citations · 1.6k across the 56 of their papers we have counts for
28 papers · 1 filter
Quantum many-body scars in spin-1 Kitaev chain with uniaxial single-ion anisotropy
Wen-Yi Zhang, Ya-Nan Wang, Dongchang Liu +5
To establish a solid-state-based framework for the coexistence of quantum many-body scars and quantum criticality, we investigate the spin-1 Kitaev chain with uniaxial single-ion a…
Dynamical scaling laws in the quantum -state clock chain
Jia-Chen Tang, Wen-Long You, Myung-Joong Hwang +1
We show that phase transitions in the quantum -state clock model for can be characterized by an enhanced decay behavior of the Loschmidt echo via a small quench. The…
Long-Range Order and Quantum Criticality in Antiferromagnetic Chains with Long-Range Staggered Interactions
Jie Ren, Zhao Wang, Weixia Chen +1
We study quantum phase transitions in Heisenberg antiferromagnetic chains with a staggered power-law decaying long-range interactions. Employing the density-matrix renormalization…
Quantum Many-Body Scars in Spin-1 Kitaev Chains
Wen-Long You, Zhuan Zhao, Jie Ren +3
To provide a physical example of quantum scars, we study the many-body scars in the spin-1 Kitaev chain where the so-called PXP Hamiltonian is exactly embedded in the spectra. Rega…
Quantum phase transitions in the spin-1 Kitaev-Heisenberg chain
Wen-Long You, Gaoyong Sun, Jie Ren +2
Recently, it has been proposed that higher-spin analogues of the Kitaev interactions may also occur in a number of materials with strong Hund's and spin-orbit coupling. In th…
Lifshitz phase transitions in one-dimensional Gamma model
Zi-An Liu, Tian-Cheng Yi, Jin-Hua Sun +2
In this paper, we study quantum phase transitions and magnetic properties of a one-dimensional spin-1/2 Gamma model, which describes the off-diagonal exchange interactions between…
Quantum phase transitions in a spin-1 antiferromagnetic chain with long-range interactions and modulated single-ion anisotropy
Jie Ren, Wen-Long You, Andrzej M. Oleś
We study the phase diagram of spin-1 antiferromagnetic chain with isotropic antiferromagnetic interactions decaying with a power-law () accompanied by modu…
Entanglements and correlations of one-dimensional quantum spin-1/2 chain with anisotropic power-law long range interactions
Jie Ren, Wen-Long You, Xiaoqun Wang
The correlations, entanglement entropy, and fidelity susceptibility are calculated for a one-dimensional spin-1/2 XXZ chain with anisotropic power-law long range interactions by em…
Criticality and factorization in the Heisenberg chain with Dzyaloshinskii-Moriya interaction
Tian-Cheng Yi, Wen-Long You, Ning Wu +1
In this work, we address the ground state properties of the anisotropic spin-1/2 Heisenberg XYZ chain under the interplay of magnetic fields and the Dzyaloshinskii-Moriya (DM) inte…
Quantum coherence in a compass chain under an alternating magnetic field
Wen-Long You, Yimin Wang, Tian-Cheng Yi +2
We investigate quantum phase transitions and quantum coherence in a quantum compass chain under an alternating transverse magnetic field. The model can be analytically solved by th…
Quantum phase transitions in spin-1 XXZ chains with rhombic single-ion anisotropy
Jie Ren, Yimin Wang, Wen-Long You
We explore the fidelity susceptibility and the quantum coherence along with the entanglement entropy in the ground-state of one-dimensional spin-1 XXZ chains with the rhombic singl…
Emergent phases in a compass chain with multisite interactions
Wen-Long You, Cheng-Jie Zhang, Weihai Ni +2
We study a dimerised spin chain with biaxial magnetic interacting ions in the presence of an externally induced three-site interactions out of equilibrium. In the general case, the…
Quantum phase transitions of a generalized compass chain with staggered Dzyaloshinskii-Moriya interaction
Qing-Qiu Wu, Wei-Hai Ni, Wen-Long You
We consider a class of one-dimensional compass models with staggered Dzyaloshinskii-Moriya exchange interactions in an external transverse magnetic field. Based on the exact soluti…
Energy dynamics in a generalized compass chain
Yu-Cheng Qiu, Qing-Qiu Wu, Wen-Long You
We investigate the energy dynamics in a generalized compass chain under an external magnetic field. We show that the energy current operators act on three contiguous sites in the a…
Quantum phase transitions in a generalized compass chain with three-site interactions
Wen-Long You, Yu-Cheng Qiu, Andrzej M. Oleś
We consider a class of one-dimensional compass models with XYZYZX-type of three-site exchange interaction in an external magnetic field. We present the exact solution derived by…
Quantum phase transitions in spin-1 compass chains
Guang-Hua Liu, Long-Juan Kong, Wen-Long You
The ground-state phase diagram and quantum phase transitions (QPTs) in a spin-1 compass chain are investigated by the infinite time-evolving block decimation (iTEBD) method. Variou…
Quantum entanglement in the one-dimensional spin-orbital SU(2) model
Wen-Long You, Peter Horsch, Andrzej M. Oleś
We investigate the phase diagram and the spin-orbital entanglement of a one-dimensional SU(2) model with SU(2) spin exchange and anisotropic orbital exchange int…
Generalized fidelity susceptibility at phase transitions
Wen-Long You, Li He
In the present work, we investigate the intrinsic relation between quantum fidelity susceptibility (QFS) and the dynamical structure factor. We give a concise proof of the QFS beyo…
Entanglement entropy and fidelity susceptibility in the one-dimensional spin-1 XXZ chains with alternating single-site anisotropy
Jie Ren, Guang-Hua Liu, Wen-Long You
We study the fidelity susceptibility in an antiferromagnetic spin-1 XXZ chain numerically. By using the density-matrix renormalization group method, the effects of the alternating…
The scaling of entanglement entropy in a honeycomb lattice on a torus
Wen-Long You
The entanglement entropy of a noninteracting fermionic system confined to a two-dimensional honeycomb lattice on a torus is calculated. We find that the entanglement entropy can ch…
Quantum phase transitions and string orders in the spin-1/2 Heisenberg-Ising alternating chain with Dzyaloshinskii-Moriya interaction
Guang-Hua Liu, Wen-Long You, Wei Li +1
Quantum phase transitions (QPTs) and the ground-state phase diagram of the spin-1/2 Heisenberg-Ising alternating chain (HIAC) with uniform Dzyaloshinskii-Moriya (DM) interaction ar…
Entanglement Driven Phase Transitions in Spin-Orbital Models
Wen-Long You, Andrzej M. Oleś, Peter Horsch
To demonstrate the role played by the von Neumann entropy spectra in quantum phase transitions we investigate the one-dimensional anisotropic SU(2) spin-orbital model…
Exact treatment of magnetism-driven ferroelectricity in the one-dimensional compass model
Wen-Long You, Guang-Hua Liu, Peter Horsch +1
We consider a class of one-dimensional compass models with antisymmetric Dzyaloshinskii-Moriya exchange interaction in an external magnetic field. Based on the exact solution deriv…
Quantum phase transitions in exactly solvable one-dimensional compass models
Wen-Long You, Peter Horsch, Andrzej M. Oleś
We present an exact solution for a class of one-dimensional compass models which stand for interacting orbital degrees of freedom in a Mott insulator. By employing the Jordan-Wigne…