Increasing singlet fraction with entanglement swapping

dc.creatorModlawska, Joanna
dc.creatorGrudka, Andrzej
dc.date2008-05-07
dc.date2008-08-26
dc.date.accessioned2026-07-07T10:03:23Z
dc.date.available2026-07-07T10:03:23Z
dc.descriptionWe consider entanglement swapping for certain mixed states. We assume that the initial states have the same singlet fraction and show that the final state can have singlet fraction greater than the initial states. We also consider two quantum teleportations and show that entanglement swapping can increase teleportation fidelity. Finally, we show how this effect can be demonstrated with linear optics.
dc.description5 pages, 4 figures
dc.identifierhttps://arxiv.org/abs/0805.1044
dc.identifierhttp://arxiv.org/abs/0805.1044
dc.identifierPhys. Rev. A 78, 032321 (2008)
dc.identifierdoi:10.1103/PhysRevA.78.032321
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/169271
dc.subjectQuantum Physics
dc.titleIncreasing singlet fraction with entanglement swapping
dc.typetext

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