327 citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- Capital Normal UniversityCN35 papers
- Chinese Academy of SciencesCN29 papers
- Max Planck Institute for Mathematics in the SciencesDE29 papers
- Max Planck Institute for MathematicsDE17 papers
- Nanjing UniversityCN14 papers
- Shandong UniversityCN14 papers
- National Astronomical ObservatoriesCN13 papers
- University of Chinese Academy of SciencesCN13 papers
- Tsinghua UniversityCN12 papers
- The University of TokyoJP9 papers
- Waseda UniversityJP9 papers
- China Meteorological AdministrationCN8 papers
43 papers · 1 filter
On fully entangled fraction of arbitrary quantum states
Xue-Na Zhu, Gui Bao, Ming Li +2
We study the fully entangled fraction of quantum states based on the Bloch representation of density matrices. Analytical upper bounds on the fully entangled fraction are obtained…
Explicit Formulas for Estimating Trace of Reduced Density Matrix Powers via Single-Circuit Measurement Probabilities
Rui-Qi Zhang, Xiao-Qi Liu, Jing Wang +3
In the fields of quantum mechanics and quantum information science, the traces of reduced density matrix powers play a crucial role in the study of quantum systems and have numerou…
Tight upper bound for the maximal expectation value of the -partite generalized Svetlichny operator
Youwang Xiao, Zong Wang, Wen-Na Zhao +1
Genuine multipartite non-locality is not only of fundamental interest but also serves as an important resource for quantum information theory. We consider the -partite scenario…
SOS decomposition for general Bell inequalities in two qubits systems and its application to quantum randomness
Wen-Na Zhao, Youwang Xiao, Ming Li +2
Bell non-locality is closely related with device independent quantum randomness. In this paper, we present a kind of sum-of-squares (SOS) decomposition for general Bell inequalitie…
Device-independent randomness based on a tight upper bound of the maximal quantum value of chained inequality
Youwang Xiao, Xinhui Li, Jing Wang +2
The violation of Bell inequality not only provides the most radical departure of quantum theory from classical concepts, but also paves the way of applications in such as device in…
A Family of Bipartite Separability Criteria Based on Bloch Representation of Density Matrices
Xue-Na Zhu, Jing Wang, Gui Bao +3
We study the separability of bipartite quantum systems in arbitrary dimensions based on the Bloch representation of density matrices. We present two separability criteria for quant…
Improved iterative quantum algorithm for ground-state preparation
Jin-Min Liang, Qiao-Qiao Lv, Shu-Qian Shen +3
Finding the ground state of a Hamiltonian system is of great significance in many-body quantum physics and quantum chemistry. We propose an improved iterative quantum algorithm to…
Quantum relaxed row and column iteration methods based on block-encoding
Xiao-Qi Liu, Jing Wang, Ming Li +3
Iteration method is commonly used in solving linear systems of equations. We present quantum algorithms for the relaxed row and column iteration methods by constructing unitary mat…
Quantum algorithms for the generalized eigenvalue problem
Jin-Min Liang, Shu-Qian Shen, Ming Li +1
The generalized eigenvalue (GE) problems are of particular importance in various areas of science engineering and machine learning. We present a variational quantum algorithm for f…
Tight upper bound on the quantum value of Svetlichny operators under local filtering and hidden genuine nonlocality
Lingyun Sun, Li Xu, Jing Wang +4
Nonlocal quantum correlations among the quantum subsystems play essential roles in quantum science. The violation of the Svetlichny inequality provides sufficient conditions of gen…
The reduction of the number of incoherent Kraus operations for qutrit systems
Jiahuan Qiao, Lingyun Sun, Jing Wang +4
Quantum coherence is a fundamental property that can emerge within any quantum system. Incoherent operations, defined in terms of the Kraus decomposition, take an important role in…
Characterizing multipartite entanglement by violation of CHSH inequalities
Ming Li, Huihui Qin, Chengjie Zhang +3
Entanglement of high-dimensional and multipartite quantum systems offer promising perspectives in quantum information processing. However, the characterization and measure of such…
Nonlinear Improvement of Qubit-qudit Entanglement Witnesses
Shu-Qian Shen, Jin-Min Liang, Ming Li +2
The entanglement witness is an important and experimentally applicable tool for entanglement detection. In this paper, we provide a nonlinear improvement of any entanglement witnes…
Variational Quantum Algorithms for Dimensionality Reduction and Classification
Jin-Min Liang, Shu-Qian Shen, Ming Li +1
In this work, we present a quantum neighborhood preserving embedding and a quantum local discriminant embedding for dimensionality reduction and classification. We demonstrate that…
Quantum Anomaly Detection with Density Estimation and Multivariate Gaussian Distribution
Jin-Ming Liang, Shu-Qian Shen, Ming Li +1
We study quantum anomaly detection with density estimation and multivariate Gaussian distribution. Both algorithms are constructed using the standard gate-based model of quantum co…
The norms of Bloch vectors and classification of four qudits quantum states
Ming Li, Zong Wang, Jing Wang +2
We investigate the norms of the Bloch vectors for any quantum state with subsystems less than or equal to four. Tight upper bounds of the norms are obtained, which can be used to d…
Optimization of ultrafine entanglement witnesses
Shu-Qian Shen, Ti-Run Xu, Shao-Ming Fei +2
The ultrafine entanglement witness, introduced in [F. Shahandeh, M. Ringbauer, J.C. Loredo, and T.C. Ralph, Phys. Rev. Lett. \textbf{118}, 110502 (2017)], can seamlessly and easily…
Improved separability criteria via some classes of measurements
Shu-Qian Shen, Ming Li, Xianqing Li-Jost +1
The entanglement detection via local measurements can be experimentally implemented. Based on mutually unbiased measurements and general symmetric informationally complete positive…
A lower bound of concurrence for multipartite quantum systems
Xue-Na Zhu, Ming Li, Shao-Ming Fei
We present a lower bound of concurrence for four-partite systems in terms of the concurrence for part quantum systems and give an analytical lower bound for $…
Measure and detection of genuine multipartite entanglement for tripartite systems
Ming Li, Lingxia Jia, Jing Wang +2
It is a computationally hard task to certify genuine multipartite entanglement (GME). We investigate the relation between the norms of the correlation vectors and the detection of…
Tight upper bound for the maximal quantum value of the Svetlichny operators
Ming Li, Shuqian Shen, Naihuan Jing +2
It is a challenging task to detect genuine multipartite nolocality (GMNL). In this paper, the problem is considered via computing the maximal quantum value of Svetlichny operators…
Maximum coherence in the optimal basis
Ming-Liang Hu, Shu-Qian Shen, Heng Fan
The resource theoretic measure of quantum coherence is basis dependent, and the amount of coherence contained in a state is different in different bases. We obtained analytical sol…
Maximal violation of Bell inequalities under local filtering
Ming Li, Huihui Qin, Jing Wang +2
We investigate the behavior of the maximal violations of the CHSH inequality and Vrtesi's inequality under the local filtering operations. An analytical method has been…
Accessible Coherence and Coherence Distribution
Teng Ma, Ming-Jing Zhao, Hai-Jun Zhang +2
The definition of accessible coherence is proposed. Through local measurement on the other subsystem and one way classical communication, a subsystem can access more coherence than…