Quantumness and entanglement witnesses

Paolo Facchi, Saverio Pascazio, Vlatko Vedral, Kazuya Yuasa

Research output: Contribution to journalArticle

9 Citations (Scopus)

Abstract

We analyze the recently introduced notion of quantumness witnesses and compare it to that of entanglement witnesses. We show that any entanglement witness is also a quantumness witness. We then consider some physically relevant examples and explicitly construct some witnesses.

Original languageEnglish
Article number105302
JournalJournal of Physics A: Mathematical and Theoretical
Volume45
Issue number10
DOIs
Publication statusPublished - 2012 Mar 16

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ASJC Scopus subject areas

  • Statistical and Nonlinear Physics
  • Statistics and Probability
  • Modelling and Simulation
  • Mathematical Physics
  • Physics and Astronomy(all)

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