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Träfflista för sökning "WFRF:(Cabello Adán) srt2:(2010-2014);pers:(Blanchfield Kate 1986)"

Sökning: WFRF:(Cabello Adán) > (2010-2014) > Blanchfield Kate 1986

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1.
  • Bengtsson, Ingemar, et al. (författare)
  • A Kochen-Specker inequality for a SIC
  • 2012
  • Ingår i: Physics Letters A. - : Elsevier BV. - 0375-9601 .- 1873-2429. ; 376:4, s. 374-376
  • Tidskriftsartikel (refereegranskat)abstract
    • Yu and Oh (eprint) [1] have given a state-independent proof of the Kochen–Specker theorem in three dimensions using only 13 rays. The proof consists of showing that a non-contextual hidden variable theory necessarily leads to an inequality that is violated by quantum mechanics. We give a similar proof making use of 21 rays that constitute aSIC (symmetric informationally-complete positive operator-valued measure) and a complete set of MUB (mutually unbiased bases). A theory-independent inequality is also presented using the same 21 rays, as required for experimental tests of contextuality.
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2.
  • Cabello, Adan, et al. (författare)
  • Proposed experiments of qutrit state-independent contextuality and two-qutrit contextuality-based nonlocality
  • 2012
  • Ingår i: Physical Review A. Atomic, Molecular, and Optical Physics. - 1050-2947 .- 1094-1622. ; 85:3, s. 032108-
  • Tidskriftsartikel (refereegranskat)abstract
    • Recent experiments have demonstrated ququart state-independent quantum contextuality and qutrit state-dependent quantum contextuality. So far, the most basic form of quantum contextuality pointed out by Kochen and Specker, and Bell, has eluded experimental confirmation. Here we present an experimentally feasible test to observe qutrit state-independent quantum contextuality using single photons in a three-path setup. In addition, we show that if the same measurements are performed on two entangled qutrits, rather than sequentially on the same qutrit, then the noncontextual inequality becomes a Bell inequality. We show that this connection also applies to other recently introduced noncontextual inequalities.
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  • Resultat 1-2 av 2
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tidskriftsartikel (2)
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refereegranskat (2)
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Cabello, Adan (2)
Bengtsson, Ingemar (2)
Bourennane, Mohamed (1)
Amselem, Elias (1)
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Stockholms universitet (2)
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Engelska (2)
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Naturvetenskap (2)
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