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Title: Concurrence via entanglement witnesses

Abstract

We derive an experimentally observable lower bound on concurrence of mixed quantum states in terms of an entanglement witness, relating measurements on single states with those on two copies.

Authors:
 [1]
  1. Department of Physics, Harvard University, Cambridge, Massachusetts 02138 (United States)
Publication Date:
OSTI Identifier:
20982471
Resource Type:
Journal Article
Resource Relation:
Journal Name: Physical Review. A; Journal Volume: 75; Journal Issue: 5; Other Information: DOI: 10.1103/PhysRevA.75.052302; (c) 2007 The American Physical Society; Country of input: International Atomic Energy Agency (IAEA)
Country of Publication:
United States
Language:
English
Subject:
71 CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS; BOUND STATE; MIXED STATE; QUANTUM ENTANGLEMENT; QUANTUM MECHANICS; QUANTUM TELEPORTATION

Citation Formats

Mintert, Florian. Concurrence via entanglement witnesses. United States: N. p., 2007. Web. doi:10.1103/PHYSREVA.75.052302.
Mintert, Florian. Concurrence via entanglement witnesses. United States. doi:10.1103/PHYSREVA.75.052302.
Mintert, Florian. Tue . "Concurrence via entanglement witnesses". United States. doi:10.1103/PHYSREVA.75.052302.
@article{osti_20982471,
title = {Concurrence via entanglement witnesses},
author = {Mintert, Florian},
abstractNote = {We derive an experimentally observable lower bound on concurrence of mixed quantum states in terms of an entanglement witness, relating measurements on single states with those on two copies.},
doi = {10.1103/PHYSREVA.75.052302},
journal = {Physical Review. A},
number = 5,
volume = 75,
place = {United States},
year = {Tue May 15 00:00:00 EDT 2007},
month = {Tue May 15 00:00:00 EDT 2007}
}