33 citations · 150 across the 16 of their papers we have counts for
8 papers · 1 filter
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…
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…
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…
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…