Title :
Gas sensing using multi-mode diode lasers in combination with correlation spectroscopy
Author :
Lou, Xiutao ; Somesfalean, Gabriel ; Zhang, Zhiguo
Author_Institution :
Dept. of Phys., Harbin Inst. of Technol., Harbin, China
fDate :
Oct. 30 2008-Nov. 2 2008
Abstract :
A novel method for gas sensing by multi-mode diode lasers employing correlation spectroscopy is proposed. This method has been demonstrated on C2H2, CO2 and O2, representing the merits of long-term stability, low cost and ease-of-use.
Keywords :
carbon compounds; gas sensors; laser beam applications; optical correlation; optical sensors; organic compounds; oxygen; semiconductor lasers; CO2; MDL-COSPEC method; O2; acetylene; broad emission spectrum; carbon dioxide; correlation spectroscopy; gas sensors; multi-mode diode lasers; oxygen; Absorption; Biomedical optical imaging; Costs; Diode lasers; Frequency; High speed optical techniques; Optical feedback; Optical filters; Optical sensors; Spectroscopy;
Conference_Titel :
Optical Fiber Communication & Optoelectronic Exposition & Conference, 2008. AOE 2008. Asia
Conference_Location :
Shanghai
Print_ISBN :
978-1-55752-863-6
Electronic_ISBN :
978-1-55752-863-6
