Hydrogen sensor based on side-polished fiber Bragg gratings coated with thin palladium film
2007; Elsevier BV; Volume: 516; Issue: 16 Linguagem: Inglês
10.1016/j.tsf.2007.07.045
ISSN1879-2731
AutoresChuen‐Lin Tien, Hongwei Chen, Wen‐Fung Liu, Shou-Shan Jyu, Shane-Wen Lin, Yung‐Sen Lin,
Tópico(s)Photonic and Optical Devices
ResumoA new type of hydrogen sensor based on a side-polished fiber Bragg grating (FBG) coated with thin palladium film was demonstrated experimentally. The used FBG with the reflectivity of 90% is fabricated in a hydrogen-loaded single-mode fiber (SMF-28) by using the phase mask writing technique of a KrF excimer laser. The experimental results show that proposed sensor can be applied for hydrogen concentration measurements.
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