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Title: Computable criterion for partial entanglement in continuous-variable quantum systems

Journal Article · · Physical Review. A
; ; ;  [1]
  1. University of Vienna, Faculty of Physics, Boltzmanngasse 5, A-1090 Vienna (Austria)

A general and computable criterion for k-(in)separability in continuous multipartite quantum systems is presented. The criterion can be experimentally implemented with a finite and comparatively low number of local observables. We discuss in detail how the detection quality can be optimized.

OSTI ID:
21546735
Journal Information:
Physical Review. A, Vol. 83, Issue 5; Other Information: DOI: 10.1103/PhysRevA.83.052318; (c) 2011 American Institute of Physics; ISSN 1050-2947
Country of Publication:
United States
Language:
English