3 papers
quant-ph2021
Quantum metrology with precision reaching beyond- scaling through -probe entanglement generating interactions
Xing Deng, Shou-Long Chen, Mao Zhang +7
Nonlinear interactions are recognized as potential resources for quantum metrology, facilitating parameter estimation precisions that scale as the exponential Heisenberg limit of $…
quant-ph2020
Generation and storage of spin squeezing via learning-assisted optimal control
Qing-Shou Tan, Mao Zhang, Yu Chen +2
The generation and storage of spin squeezing is an attracting topic in quantum metrology and the foundations of quantum mechanics. The major models to realize the spin squeezing ar…
quant-ph2020
Operational definition of a quantum speed limit
Yanyan Shao, Bo Liu, Mao Zhang +2
The quantum speed limit is a fundamental concept in quantum mechanics, which aims at finding the minimum time scale or the maximum dynamical speed for some fixed targets. In a larg…