Cavity-modified spontaneous-emission rates in liquid microdroplets
- 1 May 1992
- journal article
- Published by American Physical Society (APS) in Physical Review A
- Vol. 45 (9) , 6756-6760
- https://doi.org/10.1103/physreva.45.6756
Abstract
We observe significant lifetime modification (both reduction and lengthening) of 610–620-nm light spontaneously emitted by chelated europium ions in 10-μm-diam dimethylformamide-alcohol solution droplets. The enhancement or inhibition of the Einstein A coefficient over the familiar free-space value is direct evidence of cavity quantum-electrodynamic effects taking place in microdroplets.Keywords
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