Higher dimensional bipartite composite systems with the same density matrix: separable, free entangled, or PPT entangled?

Wei Cheng, Fang Xu, Hua Li, Gang Wang. Higher dimensional bipartite composite systems with the same density matrix: separable, free entangled, or PPT entangled?. Quantum Information Processing, 13(4):849-862, 2014. [doi]

Authors

Wei Cheng

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Fang Xu

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Hua Li

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Gang Wang

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