Linear intensity dependence of a two-photon transition rate
- 1 May 1990
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review A
- Vol. 41 (9), 5088-5091
- https://doi.org/10.1103/physreva.41.5088
Abstract
At low intensities the rate of two-photon transitions in an atom driven by parametrically down-converted light may be linear in intensity. Such a violation of the usual perturbative law arises from strong correlations between pairs of photons.Keywords
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