Economical Phase-Covariant Cloning of Qudits

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dc.creatorBuscemi, Francesco
dc.creatorD'Ariano, Giacomo Mauro
dc.creatorMacchiavello, Chiara
dc.date2004-07-14
dc.date2005-01-13
dc.date.accessioned2026-07-07T06:10:17Z
dc.date.available2026-07-07T06:10:17Z
dc.descriptionWe derive the optimal N to M phase-covariant quantum cloning for equatorial states in dimension d with M=kd+N, k integer. The cloning maps are optimal for both global and single-qudit fidelity. The map is achieved by an ``economical'' cloning machine, which works without ancilla.
dc.description10 pages revtex4, 7 figures, replaced with modified version
dc.identifierhttps://arxiv.org/abs/quant-ph/0407103
dc.identifierhttp://arxiv.org/abs/quant-ph/0407103
dc.identifierPhys. Rev. A 71, 042327 (2005)
dc.identifierdoi:10.1103/PhysRevA.71.042327
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/92217
dc.subjectQuantum Physics
dc.titleEconomical Phase-Covariant Cloning of Qudits
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