Pregled bibliografske jedinice broj: 4533
A Method for Reaching Detection Efficiencies Necessary for Optical Loophole-Free Bell Experiments
A Method for Reaching Detection Efficiencies Necessary for Optical Loophole-Free Bell Experiments // Optics Communications, 142 (1997), 4-6; 308-314 (međunarodna recenzija, članak, znanstveni)
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Naslov
A Method for Reaching Detection Efficiencies Necessary for Optical Loophole-Free Bell Experiments
Autori
Pavičić, Mladen
Izvornik
Optics Communications (0030-4018) 142
(1997), 4-6;
308-314
Vrsta, podvrsta i kategorija rada
Radovi u časopisima, članak, znanstveni
Ključne riječi
loophole-free Bell experiment; down-conversion; entaglement; four-photon experiment
Sažetak
A method for preparing a loophole-free four-photon Bell experiments which requires a detection efficiency of 67% is proposed. It enables realistic detection efficiencies of 75% at a visibility of 85%. Two type-II crystals each down convert one correlated photon pair and we entangle one photon from one pair with one photon from the other pair on a highly transparent beam splitter. The entanglement selects two other conjugate photons into a Bell state. Wide solid angles for the conjugate photons then enable us to collect close to 100% of them. The cases when both photon pairs come from only one of the two crystals are successfully taken into account. Hardy"s equalities are discussed.
Izvorni jezik
Engleski
Znanstvena područja
Fizika
POVEZANOST RADA
Citiraj ovu publikaciju:
Časopis indeksira:
- Current Contents Connect (CCC)
- Web of Science Core Collection (WoSCC)
- Science Citation Index Expanded (SCI-EXP)
- SCI-EXP, SSCI i/ili A&HCI
- Scopus
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