3 papers
quant-ph2025
Quantifying multilevel coherence and multipartite correlation based on -affinity
Yan Hong, Mengjia Zhang, Limin Gao +2
Unlike standard quantum coherence, multilevel quantum coherence provides a hierarchical structure that enables a more refined characterization of quantum superposition. In this pap…
quant-ph2025
Detecting -nonstretchability via a class of informationally complete symmetric measurements
Yan Hong, Mengjia Zhang, Limin Gao +2
Characterizing multipartite entanglement is a fundamental problem in quantum information theory. The concept of -stretchability provides a framework for characterizing the struc…
quant-ph2025
Quantifying nonclassical correlation via the generalized Wigner-Yanase skew information
Yan Hong, Xinlan Hao, Limin Gao
Nonclassical correlation is an important concept in quantum information theory, referring to a special type of correlation that exists between quantum systems, which surpasses the…