The distribution of quantum fidelities

dc.creatorPedersen, Line Hjortshoj
dc.creatorMoller, Niels Martin
dc.creatorMolmer, Klaus
dc.date2008-07-30
dc.date.accessioned2026-07-07T12:46:27Z
dc.date.available2026-07-07T12:46:27Z
dc.descriptionWhen applied to different input states, an imperfect quantum operation yields output states with varying fidelities, defined as the absolute square of their overlap with the desired states. We present an expression for the distribution of fidelities for a class of operations applied to a general qubit state, and we present general expressions for the variance and input-space averaged fidelities of arbitrary linear maps on finite dimensional Hilbert spaces.
dc.description5 pages, 1 figure
dc.identifierhttps://arxiv.org/abs/0807.4843
dc.identifierhttp://arxiv.org/abs/0807.4843
dc.identifierPhys. Lett. A 372 (2008), 7028--7032.
dc.identifierdoi:10.1016/j.physleta.2008.10.034
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/221389
dc.subjectQuantum Physics
dc.titleThe distribution of quantum fidelities
dc.typetext

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