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Minimum Detection E...
Minimum Detection Efficiency for a Loophole-Free Atom-Photon Bell Experiment
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- Cabello, Adan (författare)
- Departamento de Física Aplicada II, Universidad de Sevilla, Spain
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- Larsson, Jan-Åke, 1969- (författare)
- Linköpings universitet,Tekniska högskolan,Tillämpad matematik
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(creator_code:org_t)
- American Physical Society, 2007
- 2007
- Engelska.
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Ingår i: Physical Review Letters. - : American Physical Society. - 0031-9007 .- 1079-7114. ; 98, s. 220402-1-220402-4
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Abstract
Ämnesord
Stäng
- In Bell experiments, one problem is to achieve high enough photodetection to ensure that there is no possibility of describing the results via a local hidden-variable model. Using the Clauser-Horne inequality and a two-photon nonmaximally entangled state, a photodetection efficiency higher than 0.67 is necessary. Here we discuss atom-photon Bell experiments. We show that, assuming perfect detection efficiency of the atom, it is possible to perform a loophole-free atom-photon Bell experiment whenever the photodetection efficiency exceeds 0.50.
Ämnesord
- NATURVETENSKAP -- Matematik (hsv//swe)
- NATURAL SCIENCES -- Mathematics (hsv//eng)
Nyckelord
- MATHEMATICS
- MATEMATIK
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