33 citations · 150 across the 16 of their papers we have counts for
16 papers
Quantum criticality and factorization in a constrained Rydberg spin chain
Yuan Jiang, Wen-Long You, Liangsheng Li +1
We investigate the zero-temperature phase diagram of a one-dimensional constrained quantum spin chain realized in coherently driven Rydberg-atom arrays with competing local Rabi dr…
Toward Heisenberg Scaling in Non-Hermitian Metrology at the Quantum Regime
Xinglei Yu, Xinzhi Zhao, Liangsheng Li +4
Non-Hermitian quantum metrology, an emerging field at the intersection of quantum estimation and non-Hermitian physics, holds promise for revolutionizing precision measurement. Her…
Continuously varying critical exponents in an exactly solvable long-range cluster XY mode
Tian-Cheng Yi, Chengxiang Ding, Maoxin Liu +2
We investigate a generalized antiferromagnetic cluster XY model in a transverse magnetic field, where long-range interactions decay algebraically with distance. This model can be e…
Quantum criticality of generalized Aubry-André models with exact mobility edges using fidelity susceptibility
Yu-Bin Liu, Wen-Yi Zhang, Tian-Cheng Yi +3
In this study, we explore the quantum critical phenomena in generalized Aubry-André models, with a particular focus on the scaling behavior at various filling states. Our approach…
Exploring quantum criticality and ergodicity-breaking dynamics in spin-1 Kitaev chains via single-ion anisotropies
Wen-Yi Zhang, Qing-Min Hu, Jie Ren +2
We investigate topological gauge-theory terms and quantum criticality in a spin-1 Kitaev chain with general single-ion anisotropies (SIAs). The ground-state phase diagram, includin…
Machine-learning-inspired quantum control in many-body dynamics
Meng-Yun Mao, Zheng Cheng, Liangsheng Li +2
Achieving precise preparation of quantum many-body states is crucial for the practical implementation of quantum computation and quantum simulation. However, the inherent challenge…
Optimal Dynamical Gauge in the Quantum Rabi Model
Yuqi Qing, Wen-Long You, Yueheng Lan +1
In this paper, we investigate the gauge dependence of various physical observables in the quantum Rabi model (QRM) under different potential fields, arising from the Hilbert-space…
Optimizing single-photon quantum radar detection through partially postselected filtering
Liangsheng Li, Maoxin Liu, Wen-Long You +5
In this study, we explore an approach aimed at enhancing the transmission or reflection coefficients of absorbing materials through the utilization of joint measurements of entangl…
Quantum error pre-compensation for quantum noisy channels
Chengjie Zhang, Liangsheng Li, Guodong Lu +2
Most previous efforts of quantum error correction focused on either extending classical error correction schemes to the quantum regime by performing a perfect correction on a subse…
Exploring unconventional quantum criticality in the p-wave-paired Aubry-André-Harper model
Ting Lv, Yu-Bin Liu, Tian-Cheng Yi +3
We have investigated scaling properties near the quantum critical point between the extended phase and the critical phase in the Aubry-André-Harper model with p-wave pairing, which…
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 criticality and universality in the -wave paired Aubry-André-Harper model
Ting Lv, Tian-Cheng Yi, Liangsheng Li +2
We investigate the quantum criticality and universality in Aubry-André-Harper (AAH) model with -wave superconducting pairing in terms of the generalized fidelity susceptibil…
An analytical variational method for the biased quantum Rabi model in the ultra-strong coupling regime
Bin-Bin Mao, Maoxin Liu, Wei Wu +3
An analytical variational method for the ground state of the biased quantum Rabi model in the ultra-strong coupling regime is presented. This analytical variational method can be o…
Variational generalized rotating-wave approximation in the two-qubit quantum Rabi model
Bin-Bin Mao, Liangsheng Li, Yimin Wang +4
We present an analytical method for the two-qubit quantum Rabi model. While still operating in the frame of the generalized rotating-wave approximation (GRWA), our method further e…
Size Scaling of Velocity Field in Granular Flows through Apertures
Gaoke Hu, Ping Lin, Yongwen Zhang +3
For vertical velocity field of granular flow through an aperture of radius , we propose a size scaling form $v_{\rm z}(r,z;R)=v_{\rm z} (0,0;R)f (r/R_{\rm r}…
Continuous percolation phase transitions of random networks under a generalized Achlioptas process
Jingfang Fan, Maoxin Liu, Liangsheng Li +1
Using the finite-size scaling, we have investigated the percolation phase transitions of evolving random networks under a generalized Achlioptas process (GAP). During this GAP, the…