Active fiber hydrogen sensors for low-temperature operation

We report a fiber hydrogen sensor for low-temperature operation. The low-temperature response time of palladium-coated fiber Bragg grating in high attenuation fiber is enhanced by 40 times with in-fiber laser heating.

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Bibliographic Details
Published in:	2009 Conference on Lasers and Electro-Optics and 2009 Conference on Quantum electronics and Laser Science Conference pp. 1 - 2
Main Authors:	Tong Chen, Buric, M.P., Chen, K.P., Swinehart, P.R., Maklad, M.
Format:	Conference Proceeding
Language:	English
Published:	IEEE 01-05-2009
Subjects:	Bragg gratings Delay Fiber gratings Heating Hydrogen Optical attenuators Optical fiber sensors Power lasers Temperature sensors Thermal sensors
Online Access:	Get full text
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Description
Summary:	We report a fiber hydrogen sensor for low-temperature operation. The low-temperature response time of palladium-coated fiber Bragg grating in high attenuation fiber is enhanced by 40 times with in-fiber laser heating.
ISSN:	2160-9004
DOI:	10.1364/cleo.2009.cthe4