106 citations · 366 across the 20 of their papers we have counts for
20 papers
Quantum squeezing induced quantum entanglement and EPR steering in coupled optomechanical system
Shao-Xiong Wu, Cheng-Hua Bai, Gang Li +2
We propose a theoretical project in which quantum squeezing induces quantum entanglement and Einstein-Podolsky-Rosen steering in a coupled whispering-gallery-mode optomechanical sy…
Quantum speed limit of a single atom in a squeezed optical cavity mode
Ya-Jie Ma, Xue-Chen Gao, Shao-Xiong Wu +1
We theoretically study the quantum speed limit of a single atom trapped in a Fabry-Perot microresonator. The cavity mode will be squeezed when a driving laser is applied to the sec…
Photon blockade with a trapped -type three-level atom in asymmetrical cavity
Xue-Chen Gao, Xiao-Jie Wu, Cheng-Hua Bai +2
We propose a scheme to manipulate strong and nonreciprocal photon blockades in asymmetrical Fabry-Perot cavity with a -type three-level atom. Utilizing the mechanisms of both co…
Enhancing the quantum entanglement and EPR steering of a coupled optomechanical system with a squeezed vacuum field
Shao-Xiong Wu, Cheng-Hua Bai, Gang Li +2
Quantum entanglement and Einstein-Podolsky-Rosen (EPR) steering are valuable resources in quantum information processing. How to enhance the quantum entanglement and EPR steering o…
Quantum speed limit for the maximum coherent state under squeezed environment
Kang-ying Du, Ya-jie Ma, Shao-xiong Wu +1
The quantum speed limit time for quantum system under squeezed environment is studied. We consider two typical models, the damped Jaynes-Cummings model and the dephasing model. For…
Quantum acceleration by an ancillary system in non-Markovian environments
Jinna Fan, Shaoxiong Wu, Chang-shui Yu
We study the effect of an ancillary system on the quantum speed limit time in different non-Markovian environments. Through employing an ancillary system coupled with the quantum s…
Margolus-Levitin speed limit across quantum to classical regimes based on trace distance
Shao-xiong Wu, Chang-shui Yu
The classical version of Mandelstam-Tamm speed limit based on the Wigner function in phase space is reported by B. Shanahan et al. [Phys. Rev. Lett. 120, 070401 (2018)]. In this pa…
Quantum speed limit based on the bound of Bures angle
Shao-xiong Wu, Chang-shui Yu
In this paper, we investigate the unified bound of quantum speed limit time in open systems based on the modified Bures angle. This bound is applied to the damped Jaynes-Cummings m…
Quantum speed limit for a mixed initial state
Shao-xiong Wu, Chang-shui Yu
A unified bound on the quantum speed limit is obtained for open quantum systems with the mixed initial state by utilizing the function of relative purity proposed in [Phys. Rev. Le…
Local quantum uncertainty guarantees the measurement precision for two coupled two-level systems in non-Markovian environment
Shao-xiong Wu, Yang Zhang, Chang-shui Yu
Quantum Fisher information (QFI) is an important feature for the precision of quantum parameter estimation based on the quantum Cramér-Rao inequality. When the quantum state satisf…
The precision of parameter estimation for dephasing model under squeezed reservoir
Shao-xiong Wu, Chang-shui Yu
We study the precision of parameter estimation for dephasing model under squeezed environment. We analytically calculate the dephasing factor and obtain the analytic quantum…
The effect of center-of-mass motion on photon statistics
Yang Zhang, Jun Zhang, Shao-xiong Wu +1
We analyze the photon statistics of a weakly driven cavity quantum electrodynamics system and discuss the effects of photon blockade and photon-induced tunneling by effectively uti…
The initial-state dependence of quantum speed limit
Shao-xiong Wu, Yang Zhang, Chang-shui Yu +1
The generic bound of quantum speed limit time (the minimal evolution time) for a qubit system interacting with structural environment is investigated. We define a new bound for the…
Effects of the reservoir squeezing on the precision of parameter estimation
Shao-xiong Wu, Chang-shui Yu, He-shan Song
The effects of reservoir squeezing on the precision of parameter estimation are investigated analytically based on non-perturbation procedures. The exact analytic quantum Fisher in…
The roles of quantum correlations in quantum cloning
Jun Zhang, Shao-xiong Wu, Chang-shui Yu
In this paper, we study the entanglement and quantum discord of the output modes in the unified state-dependent cloning and probabilistic quantum cloning. The trip…
Non-classicalities via perturbing local unitary operations
Jun Zhang, Yang Zhang, Shao-xiong Wu +1
We study the nonclassical correlations in a two-qubit state by the perturbing local unitary operation method. We find that the definitions of various non-classicalities including q…
Quantum correlation cost of the weak measurement
Jun Zhang, Shao-xiong Wu, Chang-shui Yu
Quantum correlation cost (QCC) characterizing how much quantum correlation is used in a weak-measurement process is presented based on the trace norm. It is shown that the QCC is r…
Uncertainty-induced quantum nonlocality
Shao-xiong Wu, Jun Zhang, Chang-shui Yu +1
Based on the skew information, we present a quantity, uncertainty-induced quantum nonlocality (UIN) to measure the quantum correlation. It can be considered as the updated version…
Quantum correlation measure in arbitrary bipartite systems
Chang-shui Yu, Shao-xiong Wu, Xiao-guang Wang +2
A definition of quantum correlation is presented for an arbitrary bipartite quantum state based on the skew information. This definition not only inherits the good properties of sk…
A type of localized quadripartite entanglement
Shao-xiong Wu, Chang-shui Yu
In this paper, we show that the average three-tangle of the reduced tripartite density matrix for some quadripartite pure states can be increased by some potential measurements on…