High-fidelity quantum driving (Articolo in rivista)

Type
Label
  • High-fidelity quantum driving (Articolo in rivista) (literal)
Anno
  • 2012-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1038/NPHYS2170 (literal)
Alternative label
  • Bason Mark G. [ 1 ] ; Viteau Matthieu [ 1 ] ; Malossi Nicola [ 2 ] ; Huillery Paul [ 1,3 ] ; Arimondo Ennio [ 1,2 ] ; Ciampini Donatella [ 1,2 ] ; Fazio Rosario [ 5 ] ; Giovannetti Vittorio [ 5 ] ; Mannella Riccardo [ 4 ] ; Morsch Oliver [ 1 ] (2012)
    High-fidelity quantum driving
    in Nature physics (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Bason Mark G. [ 1 ] ; Viteau Matthieu [ 1 ] ; Malossi Nicola [ 2 ] ; Huillery Paul [ 1,3 ] ; Arimondo Ennio [ 1,2 ] ; Ciampini Donatella [ 1,2 ] ; Fazio Rosario [ 5 ] ; Giovannetti Vittorio [ 5 ] ; Mannella Riccardo [ 4 ] ; Morsch Oliver [ 1 ] (literal)
Pagina inizio
  • 147 (literal)
Pagina fine
  • 152 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 8 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 2 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • [ 1 ] INO CNR, I-56127 Pisa, Italy [ 2 ] Univ Pisa, CNISM UdR, Dipartimento Fis E Fermi, I-56127 Pisa, Italy [ 3 ] Univ Paris 11, Aime Cotton Lab, F-91405 Orsay, France [ 4 ] Univ Pisa, Dipartimento Fis E Fermi, I-56127 Pisa, Italy [ 5 ] CNR, NEST, Scuola Normale Super and Ist Nanosci, I-56126 Pisa, Italy (literal)
Titolo
  • High-fidelity quantum driving (literal)
Abstract
  • Accurately controlling a quantum system is a fundamental requirement in quantum information processing and the coherent manipulation of molecular systems. The ultimate goal in quantum control is to prepare a desired state with the highest fidelity allowed by the available resources and the experimental constraints. Here we experimentally implement two optimal high-fidelity control protocols using a two-level quantum system comprising Bose-Einstein condensates in optical lattices. The first is a short-cut protocol that reaches the maximum quantum-transformation speed compatible with the Heisenberg uncertainty principle. In the opposite limit, we realize the recently proposed transitionless superadiabatic protocols in which the system follows the instantaneous adiabatic ground state nearly perfectly. We demonstrate that superadiabatic protocols are extremely robust against control parameter variations, making them useful for practical applications. (literal)
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