Test of mutually unbiased bases for six-dimensional photonic quantum systems (Articolo in rivista)

Type
Label
  • Test of mutually unbiased bases for six-dimensional photonic quantum systems (Articolo in rivista) (literal)
Anno
  • 2013-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1038/srep02726 (literal)
Alternative label
  • Vincenzo D'Ambrosio 1, Filippo Cardano 2, Ebrahim Karimi 2, Eleonora Nagali 1, Enrico Santamato 2,3, Lorenzo Marrucci 2,4 e Fabio Sciarrino1 (2013)
    Test of mutually unbiased bases for six-dimensional photonic quantum systems
    in Scientific reports (Nature Publishing Group)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Vincenzo D'Ambrosio 1, Filippo Cardano 2, Ebrahim Karimi 2, Eleonora Nagali 1, Enrico Santamato 2,3, Lorenzo Marrucci 2,4 e Fabio Sciarrino1 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://www.scopus.com/inward/record.url?eid=2-s2.0-84885111888&partnerID=q2rCbXpz (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 3 (literal)
Rivista
Note
  • Scopu (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • 1 Dipartimento di Fisica, Sapienza Universita' di Roma, Roma 00185, Italy 2 Dipartimento di Fisica, Universita`di Napoli ''Federico II'', Compl. Univ. di Monte S. Angelo, 80126 Napoli, Italy 3 Consorzio Nazionale Interuniversitario per le Scienze Fisiche dellaMateria, Napoli, Italy 4 CNR-SPIN, Compl. Univ. di Monte S. Angelo, 80126 Napoli, Italy (literal)
Titolo
  • Test of mutually unbiased bases for six-dimensional photonic quantum systems (literal)
Abstract
  • In quantum information, complementarity of quantum mechanical observables plays a key role. The eigenstates of two complementary observables form a pair of mutually unbiased bases (MUBs). More generally, a set of MUBs consists of bases that are all pairwise unbiased. Except for specific dimensions of the Hilbert space, the maximal sets of MUBs are unknown in general. Even for a dimension as low as six, the identification of a maximal set of MUBs remains an open problem, although there is strong numerical evidence that no more than three simultaneous MUBs do exist. Here, by exploiting a newly developed holographic technique, we implement and test different sets of three MUBs for a single photon six-dimensional quantum state (a \"qusix\"), encoded exploiting polarization and orbital angular momentum of photons. A close agreement is observed between theory and experiments. Our results can find applications in state tomography, quantitative wave-particle duality, quantum key distribution. (literal)
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