Publication Date:
2013-09-17
Description:
Author(s): Swapan Rana and Preeti Parashar In a recent article [ Phys. Rev. A 87 022340 (2013) ], Yan et al. have studied geometric discord for a well-known class of bound entangled states. Based on their calculation, they claim “It is found that there exists a nondynamic sudden change in quantum discord” for these states. In this Comment, w... [Phys. Rev. A 88, 036301] Published Mon Sep 16, 2013
Keywords:
Quantum information
Print ISSN:
1050-2947
Electronic ISSN:
1094-1622
Topics:
Physics
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