18 citations · 24 across the 14 of their papers we have counts for
14 papers
Characterizing local unitary equivalence of multipartite states by local unitary Bargmann invariants
Yi Shen, Lin Chen, Shao-Ming Fei
Local unitary (LU) equivalent states are crucial for understanding the structure of quantum entanglement. We investigate the LU equivalence based on the LU Bargmann invariants (LUB…
Noise is not always detrimental: the capacity of quantum batteries is enhanced in black holes
Xukun Wang, Xiaofen Huang, Zhihao Ma +2
Quantum battery capacity, as a critical metric for quantifying energy storage and release in quantum systems, exhibits complex behaviors in curved spacetime and noisy environments.…
Simultaneous Detection of High-Dimensional Entanglement for Two Unknown Quantum States
Mao-Sheng Li, Chang-Yue Zhang, Zheng Zheng +7
The state overlap, quantified via $\tr[ρσ]$, is a metric widely used to assess the closeness between two quantum states and . Although global state overlap alone does not di…
Machine learning-aided direct estimation of coherence and entanglement for unknown states
Ting Lin, Zhihua Chen, Kai Wu +3
Quantum coherence and entanglement are fundamental resources in quantum technologies, yet their efficient estimation for unknown states by employing minimal resources in experiment…
Decoding Quantum Search Advantage: The Critical Role of State Properties in Random Walks
Si-Qi Zhou, Jin-Min Liang, Ziheng Ding +3
Quantum algorithms have demonstrated provable speedups over classical counterparts, yet establishing a comprehensive theoretical framework to understand the quantum advantage remai…
Static and dynamic coherence fraction in the Bernstein-Vazirani algorithm
Si-Qi Zhou, Jin-Min Liang, Jiayin Peng +3
Quantum entanglement and coherence are crucial resources in quantum information theory. In some scenarios, however, it is not necessary to directly estimate entanglement or coheren…
Unified Construction of Genuine Multipartite Entanglement Measures Based on Geometric Mean and its Applications
Zong Wang, Zhihao Ma, Lin Chen +2
Genuine multipartite entanglement (GME) is an important resource in quantum information processing. We systematically study the measures of GME based on the geometric mean of bi-pa…
Experimental Characterization of Quantumness Using the Uncertainty Principle, Coherence, and Nonlocality
Yan-Han Yang, Xin-Zhu Liu, Xing-Zhou Zheng +6
Heisenberg's uncertainty principle, coherence and Bell nonlocality have been individually examined through many experiments. In this Letter, we systematically characterize all of t…
A note on the lower bounds of genuine multipartite entanglement concurrence
Ming Li, Yaru Dong, Ruiqi Zhang +4
Quantum entanglement plays a pivotal role in quantum information processing. Quantifying quantum entanglement is a challenging and essential research area within the field. This ma…
Quantifying Quantum Steering with Limited Resources: A Semi-supervised Machine Learning Approach
Yansa Lu, Zhihua Chen, Zhihao Ma +1
Quantum steering, an intermediate quantum correlation lying between entanglement and nonlocality, has emerged as a critical quantum resource for a variety of quantum information pr…
Hybrid of Gradient Descent And Semidefinite Programming for Certifying Multipartite Entanglement Structure
Kai Wu, Zhihua Chen, Zhen-Peng Xu +2
Multipartite entanglement is a crucial resource for a wide range of quantum information processing tasks, including quantum metrology, quantum computing, and quantum communication.…
Quantum Coherence: A Fundamental Resource for Establishing Genuine Multipartite Correlations
Zong Wang, Zhihua Guo, Zhihua Chen +5
We establish the profound equivalence between measures of genuine multipartite entanglement(GME) and their corresponding coherence measures. Initially we construct two distinct cla…
A coherence monotone from Kirkwood-Dirac nonclassicality with respect to mutually unbiased bases
Yan Liu, Zhihua Guo, Zhihao Ma +1
The Kirkwood-Dirac distribution, serving as an informationally complete representation of a quantum state, has recently garnered increasing attention. We investigate the Kirkwood-D…
Einstein-Podolsky-Rosen steering based on semi-supervised machine learning
Lifeng Zhang, Zhihua Chen, Shao-Ming Fei
Einstein-Podolsky-Rosen(EPR)steering is a kind of powerful nonlocal quantum resource in quantum information processing such as quantum cryptography and quantum communication. Many…