Abstract
We study the intensity–intensity correlations of the radiation emitted on probe transition in a three-level cascade electromagnetically-induced transparency (EIT) scheme. Further, we show that by applying even a very weak incoherent pump, the nature of the emitted radiation can be switched from classical to non-classical without significantly affecting the probe transparency.
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Acknowledgements
Shaik Ahmed acknowledges the University Grants Commission, India and Preethi N Wasnik acknowledges RGNJRF(SC), University Grants Commission, India for financial support.
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AHMED, S., WASNIK, P.N., SINGH, S. et al. Intensity correlations and anticorrelations in a three-level cascade system. Pramana - J Phys 87, 85 (2016). https://doi.org/10.1007/s12043-016-1289-4
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DOI: https://doi.org/10.1007/s12043-016-1289-4
Keywords
- Intensity correlations
- two-photon coherence
- non-classical light
- three-level cascade system
- incoherent pumping.