Optical second-harmonic generation in gases with a low-power laser
- 1 November 1982
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review A
- Vol. 26 (5), 2787-2798
- https://doi.org/10.1103/physreva.26.2787
Abstract
Periodic phase matching is used to enhance the dc electric-field-induced secondharmonic generation by gases illuminated with a low-power laser beam. The theory of periodic phase matching is discussed and experiments for measuring molecular hyperpolarizabilities are described.Keywords
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