Upper bounds of quantum discord for certain two-qudit states with maximally mixed marginals

DOI10.1007/s10773-022-05058-1zbMath1487.81017OpenAlexW4220834157MaRDI QIDQ2118736

Wen Xu, Jin-Wei Huang, Zhu-Jun Zheng

Publication date: 23 March 2022

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

Full work available at URL: https://doi.org/10.1007/s10773-022-05058-1

zbMATH Keywords

correlationsquantum discordmaximally mixed marginals

Mathematics Subject Classification ID

Measures of association (correlation, canonical correlation, etc.) (62H20) Quantum measurement theory, state operations, state preparations (81P15) Measures of information, entropy (94A17) Quantum coherence, entanglement, quantum correlations (81P40) Quantum discord (81P43)

Related Items (1)

On super quantum discord for high-dimensional bipartite state

Cites Work

• A lower bound of quantum discord for 2-qutrit systems
• The Bloch vector for \(N\)-level systems
• Calculation of quantum discord in higher dimensions for \(X\)- and other specialized states
• Analytical expression of quantum discord for rank-2 two-qubit states
• Quantum discord of certain two-qubit states
• Classical, quantum and total correlations
• Quantum discord of X-states as optimization of a one variable function
• Quantum discord for qubit–qudit systems
• Quantum entanglement
• Quantum Discord: A Measure of the Quantumness of Correlations
• Necessary and Sufficient Condition for Nonzero Quantum Discord

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