Bound entangled Gaussian states

R. F. Werner, M. M. Wolf

Research output: Contribution to journalArticlepeer-review

387 Scopus citations

Abstract

The relationship between separability and ppt for all higher dimensions is addressed. It is shown that the equivalence holds also for systems of 1 × N oscillators, but fails for all higher dimensions. For demonstration purposes, explicit examples for 2 × 2 oscillators are given.

Original languageEnglish
Pages (from-to)3658-3661
Number of pages4
JournalPhysical Review Letters
Volume86
Issue number16
DOIs
StatePublished - 16 Apr 2001
Externally publishedYes

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