371 citations · 1.1k across the 20 of their papers we have counts for
20 papers
Improving the precision of multiparameter estimation in the teleportation of qutrit under amplitude damping noise
Yan-Ling Li, Yi-Bo Zeng, Lin Yao +1
Since the initial discovery of quantum teleportation, it is devoted to transferring unknown quantum states from one party to another distant partner. However, in the scenarios of r…
Classical-driving-assisted quantum synchronization in non-Markovian environments
Xing Xiao, Tian-Xiang Lu, Wo-Jun Zhong +1
We study the quantum phase synchronization of a driven two-level system (TLS) coupled to a structured environment and demonstrate that quantum synchronization can be enhanced by th…
Quantum sensing enhanced by adaptive periodic quantum control
Yi-Nan Fang, Xing Xiao, Chang-Pu Sun +2
Using a single quantum probe to sense other quantum objects offers distinct advantages but suffers from some limitations that may degrade the sensing precision severely, especially…
Interpreting quantum coherence through a quantum measurement process
Yao Yao, G. H. Dong, Xing Xiao +2
Recently, there has been a renewed interest in the quantification of coherence or other coherence-like concepts within the framework of quantum resource theory. However, rigorously…
Enhanced quantum teleportation in the background of Schwarzschild spacetime by weak measurements
Xing Xiao, Yao Yao, Yan-Ling Li +1
It is commonly believed that the fidelity of quantum teleportation in the gravitational field would be degraded due to the heat up by the Hawking radiation. In this paper, we point…
Retrieving the lost fermionic entanglement by partial measurement in noninertial frames
Xing Xiao, Ying-Mao Xie, Yao Yao +2
The initial entanglement shared between inertial and accelerated observers degrades due to the influence of the Unruh effect. Here, we show that the Unruh effect can be completely…
Robust quantum state transfer between two superconducting qubits via partial measurement
Yan-Ling Li, Yao Yao, Xing Xiao
We develop a potentially practical proposal for robust quantum state transfer (QST) between two superconducting qubits coupled by a coplanar waveguide (CPW) resonator. We show that…
Robust Spin Squeezing Preservation in Photonic Crystal Cavities
Wo-Jun Zhong, Yan-Ling Li, Xing Xiao +1
We show that the robust spin squeezing preservation can be achieved by utilizing detuning modification for an ensemble of N separate two-level atoms embedded in photonic crystal ca…
Frobenius-norm-based measures of quantum coherence and asymmetry
Yao Yao, G. H. Dong, Xing Xiao +1
We formulate the Frobenius-norm-based measures for quantum coherence and asymmetry respectively. In contrast to the resource theory of coherence and asymmetry, we construct a natur…
Protecting entanglement from correlated amplitude damping channel using weak measurement and quantum measurement reversal
Xing Xiao, Yao Yao, Ying-Mao Xie +2
Based on the quantum technique of weak measurement, we propose a scheme to protect the entanglement from correlated amplitude damping decoherence. In contrast to the results of mem…
Enhancing teleportation of quantum Fisher information by partial measurements
Xing Xiao, Yao Yao, Wo-Jun Zhong +2
The purport of quantum teleportation is to completely transfer information from one party to another distant partner. However, from the perspective of parameter estimation, it is t…
Proposal for Observing Dynamic Jahn-Teller Effect of Single Solid-State Defects
Xing Xiao, Nan Zhao
Jahn-Teller effect (JTE) widely exists in polyatomic systems including organic molecules, nano-magnets, and solid-state defects. Detecting the JTE at single-molecule level can prov…
Quantum coherence in multipartite systems
Yao Yao, Xing Xiao, Li Ge +1
Within the unified framework of exploiting the relative entropy as a distance measure of quantum correlations, we make explicit the hierarchical structure of quantum coherence, qua…
Classical-driving-enhanced parameter-estimation precision of a non-Markovian dissipative two-state system
Yan-Ling Li, Xing Xiao, Yao Yao
The dynamics of quantum Fisher information (QFI) of the phase parameter in a driven two-state system is studied within the framework of non-Markovian dissipative process. The influ…
Implications and applications of the variance-based uncertainty equalities
Yao Yao, Xing Xiao, Xiaoguang Wang +1
In quantum mechanics, the variance-based Heisenberg-type uncertainty relations are a series of mathematical inequalities posing the fundamental limits on the achievable accuracy of…
Multiple phase estimation for arbitrary pure states under white noise
Yao Yao, Li Ge, Xing Xiao +2
In any realistic quantum metrology scenarios, the ultimate precision in the estimation of parameters is limited not only by the so-called Heisenberg scaling, but also the environme…
Distribution of quantum Fisher information in asymmetric cloning machines
Xing Xiao, Yao Yao, Lei-Ming Zhou +1
An unknown quantum state cannot be copied on demand and broadcast freely due to the famous no-cloning theorem. Approximate cloning schemes have been proposed to achieve the optimal…
Multiple phase estimation in quantum cloning machines
Yao Yao, Li Ge, Xing Xiao +2
Since the initial discovery of the Wootters-Zurek no-cloning theorem, a wide variety of quantum cloning machines have been proposed aiming at imperfect but optimal cloning of quant…
Quantum fisher information in noninertial frames
Yao Yao, Xing Xiao, Li Ge +2
We investigate the performance of quantum fisher information under the Unruh-Hawking effect, where one of the observers (eg, Rob) is uniformly accelerated with respect to other par…
Protecting qutrit-qutrit entanglement by weak measurement and reversal
Xing Xiao, Yan-Ling Li
Entangled states in high dimensional systems are of great interest due to the extended possibilities they provide in quantum information processing. Recently, Sun et al. [Phys. Rev…