Title :
Location-resolved gas concentration detection using frequency-shifted interferometry
Author :
Ye, Fei ; Qian, Li ; Qi, Bing
Author_Institution :
Dept. of Electr. & Comput. Eng., Univ. of Toronto, Toronto, ON, Canada
Abstract :
We use frequency-shifted interferometry to detect the concentrations of the same gas species at different locations and in different mixtures by accurately correcting the spectral shadowing effect. Different gas species are also detected.
Keywords :
chemical variables measurement; fibre optic sensors; gas sensors; light interferometry; spectrochemical analysis; fiber-optic gas sensing system; frequency-shifted interferometry; gas concentration detection; location-resolved gas concentration detection; spectral shadowing effect; Absorption; Chemical sensors; Frequency; Gas detectors; Optical fiber sensors; Optical interferometry; Sensor systems; Shadow mapping; Time division multiplexing; Wavelength division multiplexing; (060.2370) Fiber optics sensors; (060.4230) Multiplexing;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
