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Phys. Rev. A 70, 012102 (2004) [10 pages]

Separability conditions from entropic uncertainty relations

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Vittorio Giovannetti*
Research Laboratory of Electronics, MIT, Cambridge, Massachusetts 02139, USA

Received 4 November 2003; revised 22 March 2004; published 8 July 2004

We derive a collection of separability conditions for bipartite systems of dimension d×d which is based on the entropic version of the uncertainty relations. A detailed analysis of the two-qubit case is given by comparing the new separability conditions with existing criteria.

© 2004 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevA.70.012102
DOI:
10.1103/PhysRevA.70.012102
PACS:
03.65.Ud, 03.65.Ta, 03.67.−a

*Also at: NEST-INFM and Scuola Normale Superiore, Piazza dei Cavalieri 7, I-56126, Pisa, Italy.