Transmission of classical and quantum information through a quantum memory channel with damping (Articolo in rivista)

Type
Label
  • Transmission of classical and quantum information through a quantum memory channel with damping (Articolo in rivista) (literal)
Anno
  • 2012-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1140/epjd/e2012-20593-7 (literal)
Alternative label
  • D'Arrigo, A.; Benenti, G.; Falci, G. (2012)
    Transmission of classical and quantum information through a quantum memory channel with damping
    in The European physical journal. D, Atomic, molecular and optical physics (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • D'Arrigo, A.; Benenti, G.; Falci, G. (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 66 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 15 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 6 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Consiglio Nazionale delle Ricerche (CNR); University of Catania; Consiglio Nazionale delle Ricerche (CNR); University of Insubria; Istituto Nazionale di Fisica Nucleare; Ctr Siciliano Fis Nucl & Struttura Mat CSFNSM (literal)
Titolo
  • Transmission of classical and quantum information through a quantum memory channel with damping (literal)
Abstract
  • We consider the transfer of classical and quantum information through a memory amplitude damping channel. Such a quantum channel is modeled as a damped harmonic oscillator, the interaction between the information carriers - a train of qubits - and the oscillator being of the Jaynes-Cummings kind. We prove that this memory channel is forgetful, so that quantum coding theorems hold for its capacities. We analyze entropic quantities relative to two uses of this channel. We show that memory effects improve the channel aptitude to transmit both classical and quantum information, and we investigate the mechanism by which memory acts in changing the channel transmission properties. (literal)
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