54 citations · 121 across the 4 of their papers we have counts for
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cond-mat.quant-gas2022
Quantum enhanced sensing by echoing spin-nematic squeezing in atomic Bose-Einstein condensate
Tian-Wei Mao, Qi Liu, Xin-Wei Li +6
Quantum entanglement can provide enhanced precision beyond standard quantum limit (SQL), the highest precision achievable with classical means. It remains challenging, however, to…
cond-mat.quant-gas2021★ 54 cited
Nonlinear interferometry beyond classical limit facilitated by cyclic dynamics
Qi Liu, Ling-Na Wu, Jia-Hao Cao +5
Time-reversed evolution has substantial implications in physics, including prominent applications in refocusing of classical waves or spins and fundamental researches such as quant…
cond-mat.quant-gas2020★ 45 cited
Faster State Preparation across Quantum Phase Transition Assisted by Reinforcement Learning
Shuai-Feng Guo, Feng Chen, Qi Liu +6
An energy gap develops near quantum critical point of quantum phase transition in a finite many-body (MB) system, facilitating the ground state transformation by adiabatic paramete…