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Proceedings Paper

Intracavity chemical absorption sensing using microresonator whispering-gallery modes
Author(s): G. Farca; S. I. Shopova; A. T. Rosenberger
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Paper Abstract

Chemical absorption is investigated using the evanescent fraction of a whispering-gallery mode (WGM). An effective absorption path length of about 50 cm is obtained in methane sensing and about 100 cm in a liquid dye solution.

Paper Details

Date Published: 23 May 2005
PDF: 4 pages
Proc. SPIE 5855, 17th International Conference on Optical Fibre Sensors, (23 May 2005); doi: 10.1117/12.623687
Show Author Affiliations
G. Farca, Oklahoma State Univ. (United States)
S. I. Shopova, Oklahoma State Univ. (United States)
A. T. Rosenberger, Oklahoma State Univ. (United States)

Published in SPIE Proceedings Vol. 5855:
17th International Conference on Optical Fibre Sensors
Marc Voet; Reinhardt Willsch; Wolfgang Ecke; Julian Jones; Brian Culshaw, Editor(s)

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