## Abstract The application of a multiple‐pass gas cell to quasi‐cw stimulated Raman scattering is demonstrated to be a powerful method for significantly increasing the sensitivity. As a consequence, such a device offers the possibility of working in the 0.1–1 Torr pressure range for weak bands. As
Electrostrictive limit in the detection of weak stimulated Raman signals in gases
✍ Scribed by Régis Pelletier; Robert Saint-Loup; Bruno Lavorel
- Publisher
- John Wiley and Sons
- Year
- 1997
- Tongue
- English
- Weight
- 194 KB
- Volume
- 28
- Category
- Article
- ISSN
- 0377-0486
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✦ Synopsis
It is shown experimentally that, in stimulated Raman spectroscopy, electrostriction induced by the pump laser gives rise to a non-resonant signal detected on the probe laser. This phenomenon limits the detectivity of the experiment. A qualitative interpretation is given.
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