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Experimental verification of quantum discord in continuous-variable states

Hosseini, Sara; Rahimi-Keshari, S; Haw, Jing-Yan; Assad, Syed; Chrzanowski, Helen; Janousek, Jiri; Symul, Thomas; Ralph, Timothy Cameron; Lam, Ping Koy


We introduce a simple and efficient technique to verify quantum discord in unknown Gaussian states and a certain class of non-Gaussian states. We show that any separation in the peaks of the marginal distributions of one subsystem conditioned on two diffe

CollectionsANU Research Publications
Date published: 2014
Type: Journal article
Source: Journal of Physics B: Atomic, Molecular and Optical Physics
DOI: 10.1088/0953-4075/47/2/025503


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