http://www.cnr.it/ontology/cnr/individuo/prodotto/ID257005
Complete bi-partite CV entanglement characterization via coveriance matrix measurement (Contributo in volume (capitolo o saggio))
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- Complete bi-partite CV entanglement characterization via coveriance matrix measurement (Contributo in volume (capitolo o saggio)) (literal)
- Anno
- 2009-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1117/12.820351 (literal)
- Alternative label
Porzio, Alberto and D'Auria, Virginia and Fornaro, Stefano and Solimeno, Salvatore (2009)
Complete bi-partite CV entanglement characterization via coveriance matrix measurement
SPIE-INT SOC OPTICAL ENGINEERING, BELLINGHAM, WA 98227-0010 (Stati Uniti d'America) in Photon Counting Applications, Quantum Optics, and Quantum Information Transfer and Processing II, 2009
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- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Porzio, Alberto and D'Auria, Virginia and Fornaro, Stefano and Solimeno, Salvatore (literal)
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- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#titoloVolume
- Photon Counting Applications, Quantum Optics, and Quantum Information Transfer and Processing II (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#volumeInCollana
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
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- ISI Web of Science (WOS) (literal)
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- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- a Dipartimento di Scienze Fisiche, Università Federico II, Napoli, Italy
b CNISM UdR Napoli Università, Napoli, Italy (literal)
- Titolo
- Complete bi-partite CV entanglement characterization via coveriance matrix measurement (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#isbn
- 978-0-8194-7629-6 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#curatoriVolume
- Prochazka, I; Sobolewski, R; Dusek, M (literal)
- Abstract
- We report the first complete experimental reconstruction of the covariance matrix (CM) relative to a bi-partite continuous variable (CV) entangled state outing a non degenerate optical parametric oscillator (OPO) below threshold. The covariance matrix CM has been reconstructed following the method reported in V. D'Auria et al., J. Opt. B 7, S750 (2005). The two entangled beams (signal (a) and idler (b)) are produced by a by a continuous wave (CW) optical parametric oscillator (OPO) via type-I1 (same frequency but with orthogonal polarizations), phase matching and working below threshold. Our experimental set-up makes use of a single homodyne detector and of a compact source of entangled beams. The quadratures values and other relevant quantities are reconstructed by quantum tomography, without making any a priori assumption on the state under evaluattion. (literal)
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