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Conferences > OFS > 2023 > Tu3 > Tu3.63

Long-time Resistance and Impurities Influence on Hydrogen Sensors Based on Palladium Expansion and Bragg Gratings

Miguel A. S. Almeida, J. M. M. M. de Almeida, and Luís C. C. Coelho

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Abstract

An optical fiber sensor for hydrogen detection is presented. It is based on processed fiber Bragg gratings coated with palladium thin films where its expansion due to the hydrogen adsorption is monitored as strain measurements.

© 2023 The Author(s)

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