Artículo
Correlated multipartite quantum states
Fecha de publicación:
03/2013
Editorial:
American Physical Society
Revista:
Physical Review A: Atomic, Molecular and Optical Physics
ISSN:
1050-2947
Idioma:
Inglés
Tipo de recurso:
Artículo publicado
Clasificación temática:
Resumen
We investigate quantum states that possess both maximum entanglement and maximum discord between the pertinent parties. Since entanglement (discord) is defined only for bipartite (two-qubit) systems, we use an appropriate sum over all bipartitions as the associated measure. The ensuing definition - not new for entanglement - is thus extended here to quantum discord. Also, additional dimensions within the parties are considered (qudits). We also discuss quantum correlations that induce Mermin's Bell-inequality violation for all multiqubit systems. One finds some differences when quantum mechanics is defined over the field of real or of complex numbers. © 2013 American Physical Society.
Palabras clave:
MULTIPARTITE
,
QUANTUM STATES
,
BIPARTITE SYSTEMS
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Articulos(IFLP)
Articulos de INST.DE FISICA LA PLATA
Articulos de INST.DE FISICA LA PLATA
Citación
Batle, J.; Casas, M.; Plastino, Ángel Luis; Correlated multipartite quantum states; American Physical Society; Physical Review A: Atomic, Molecular and Optical Physics; 87; 3; 3-2013; 323181-323188
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