A class of Bell diagonal states and entanglement witnesses

Chruściński, Dariusz; Kossakowski, Andrzej; Młodawski, Krzysztof; Matsuoka, Takashi

A class of Bell diagonal states and entanglement witnesses

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1004.1655.pdf (154.52 KB)

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2010

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We analyze special class of bipartite states - so called Bell diagonal states. In particular we provide new examples of bound entangled Bell diagonal states and construct the class of entanglement witnesses diagonal in the magic basis.

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Quantum Physics

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Open Systems and Information Dynamics Vol. 17, no 3, s. 213-231 (2010)

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http://repozytorium.umk.pl/handle/item/179

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A class of Bell diagonal states and entanglement witnesses

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