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Conferences > LAOP > 2022 > Th1A > Th1A.6

Observation of nonclassical correlations in biphotons generated from an ensemble of pure two-level atoms

Michelle O. Araújo, Lucas S. Marinho, and Daniel Felinto

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Abstract

We report the experimental observation of nonclassical correlations for an unfiltered spontaneous four-wave mixing process in an ensemble of cold two-level atoms, confirming theoretical predictions for the violation of a Cauchy-Schwarz inequality. We obtain R = 1.98 ± 0.03 > 1.

© 2022 The Author(s)

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