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Einstein-Podolsky-Rosen steering inequalities from entropie uncertainty relations.

Authors :
Schneeloch, James
Broadbent, Curtis J.
Walborn, Stephen P.
Cavalcanti, Eric G.
Howell, John C.
Source :
Physical Review A: Atomic, Molecular & Optical Physics. Jun2013, Vol. 87 Issue 6-A, p1-9. 9p.
Publication Year :
2013

Abstract

We use entropie uncertainty relations to formulate inequalities that witness Einstein-Podolsky-Rosen (EPR)-steering correlations in diverse quantum systems. We then use these inequalities to formulate symmetric EPR-steering inequalities using the mutual information. We explore the differing natures of the correlations captured by one-way and symmetric steering inequalities and examine the possibility of exclusive one-way steerability in two-qubit states. Furthermore, we show that steering inequalities can be extended to generalized positive operator-valued measures, and we also derive hybrid steering inequalities between alternate degrees of freedom [ABSTRACT FROM AUTHOR]

Details

Language :
English
ISSN :
10502947
Volume :
87
Issue :
6-A
Database :
Academic Search Index
Journal :
Physical Review A: Atomic, Molecular & Optical Physics
Publication Type :
Periodical
Accession number :
89380307
Full Text :
https://doi.org/10.1103/PhysRevA.87.062103