Quantum discord of certain two-qubit states

DOI10.1007/s10773-019-04333-yzbMath1433.81026arXiv2004.11668OpenAlexW2990151094WikidataQ126783201 ScholiaQ126783201MaRDI QIDQ2300826

Naihuan Jing, Jianming Zhou, Xiao Li Hu

Publication date: 28 February 2020

Published in: International Journal of Theoretical Physics (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2004.11668

zbMATH Keywords

quantum correlationsquantum discordbipartite quantum statesoptimization on manifolds

Mathematics Subject Classification ID

Operator spaces and completely bounded maps (46L07) Quantum measurement theory, state operations, state preparations (81P15) Positive linear operators and order-bounded operators (47B65) Quantum discord (81P43)

Related Items (5)

On the quantum correlations in two-qubit XYZ spin chains with Dzyaloshinsky-Moriya and Kaplan-Shekhtman-Entin-Wohlman-Aharony interactions ⋮ On super quantum discord for high-dimensional bipartite state ⋮ Quantum-like correlation of two-qubit open system in the Markovian regime ⋮ Average measurement-dependent symmetric discord ⋮ Upper bounds of quantum discord for certain two-qudit states with maximally mixed marginals

Cites Work

• One-way quantum deficit and decoherence for two-qubit \(X\) states
• Quantum correlations beyond entanglement and their role in quantum information theory
• On the quantum discord of general \(X\) states
• Analytical expression of quantum discord for rank-2 two-qubit states
• Quantum discord of X-states as optimization of a one variable function
• The role of relative entropy in quantum information theory
• Measures and applications of quantum correlations
• Quantum Discord: A Measure of the Quantumness of Correlations
• Necessary and Sufficient Condition for Nonzero Quantum Discord

This page was built for publication: Quantum discord of certain two-qubit states