Multipoint Chemical Gas Sensing System Based on Frequency-Shifted Interferometry

Fei Ye; Li Qian; Bing Qi

Optical Fiber Communication Conference/National Fiber Optic Engineers Conference
OSA Technical Digest (CD) (Optica Publishing Group, 2008),
paper OTuK3

Multipoint Chemical Gas Sensing System Based on Frequency-Shifted Interferometry

Fei Ye, Li Qian, and Bing Qi

Optical Fiber Communication Conference 2008

San Diego, California United States
24–28 February 2008
ISBN: 978-1-55752-859-9

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Biophotonics and Sensors (OTuK)

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F. Ye, L. Qian, and B. Qi, "Multipoint Chemical Gas Sensing System Based on Frequency-Shifted Interferometry," in Optical Fiber Communication Conference/National Fiber Optic Engineers Conference, OSA Technical Digest (CD) (Optica Publishing Group, 2008), paper OTuK3.

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Abstract

We present a novel fiber-optic multipoint gas sensing scheme based on frequency- shifted interferometry. A minimum detectable concentration of 77 ppm was achieved for C₂H₂ in a two sensor system.

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