Proposal for Quantum Gates in Permanently Coupled Antiferromagnetic Spin Rings without Need of Local Fields (Articolo in rivista)

Type
Label
  • Proposal for Quantum Gates in Permanently Coupled Antiferromagnetic Spin Rings without Need of Local Fields (Articolo in rivista) (literal)
Anno
  • 2005-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1103/PhysRevLett.94.190501 (literal)
Alternative label
  • F. Troiani, M. Affronte, S. Carretta, P. Santini, G. Amoretti (2005)
    Proposal for Quantum Gates in Permanently Coupled Antiferromagnetic Spin Rings without Need of Local Fields
    in Physical review letters
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • F. Troiani, M. Affronte, S. Carretta, P. Santini, G. Amoretti (literal)
Pagina inizio
  • 190501 (literal)
Pagina fine
  • 190505 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://link.aps.org/doi/10.1103/PhysRevLett.94.190501 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 94 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 4 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • INFM-National Research Center on nano-Structres and bio-Systems at Surfaces (S3) and Dipartimento di Fisica, Universita` degli Studi di Modena e Reggio Emilia, Via Campi 213/A, 41100 Modena, Italy. Dipartimento di Fisica, Universita` di Parma, Parco Area delle Scienze, I-43100 Parma, Italy (literal)
Titolo
  • Proposal for Quantum Gates in Permanently Coupled Antiferromagnetic Spin Rings without Need of Local Fields (literal)
Abstract
  • We propose a scheme for the implementation of quantum gates which is based on the qubit encoding in antiferromagnetic molecular rings.We show that a proper engineering of the intercluster link would result in an effective coupling that vanishes as far as the system is kept in the computational space, while it is turned on by a selective excitation of specific auxiliary states. These are also shown to allow the performing of single-qubit and two-qubit gates without an individual addressing of the rings by means of local magnetic fields. (literal)
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