Optical fiber remote sensing system of methane at 1645nm using wavelength-modulation technique

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 5995, Issue , 2005, Pages

  Li, Sanguo ^a   Koscica, Thomas ^a   Zhang, Yan ^a   Li, David ^a   Cui, Hong Liang ^a  

^a Stevens Institute of Technology   (United States)

Author keywords

Absorption spectroscopy; DFB laser; Methane; Optical fiber gas sensor; Wavelength modulation

Indexed keywords

OPTICAL FIBER GAS SENSOR; SELF-DESIGN PROCESSING CIRCUIT; WAVELENGTH MODULATION;

ABSORPTION SPECTROSCOPY; BIOSENSORS; CHEMICAL SENSORS; METHANE; SILICA;

FIBER OPTIC SENSORS;

EID: 33644630814     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.630688     Document Type: Conference Paper

References (7)

1. 3 Vibration Bands," IEEE TRANSAVTIONS ON INSTRUMENTATION AND MEASUREMENT, Vol. 53, pp.45-50,2004.
2. Y. Shimose, T. Okamoto, A. Maruyama, M. Aizawa, and H. Nagai, "Remote sensing of methane gas by differential absorption measurement using a wavelength tunable DFB LD," IEEE Photonics Technology Lett. 3, 86-87(1991).
3. K.Uehara and H.Tai, "Remote detection of methane with a 1.66um diode laser," Appl. Opt. 31, 809-814 (1992).
4. V.Weldon, P. Phelan, and J. Hegarty, "methane and carbon dioxide sensing using a DFB laser diode operating at 1.64 um." Elec. Lett. 29, 560-561 (1993).
5. H. Tai, K. Y. Okamoto, M. Uchida, S. Osawa, and K. Uehara, "Long-distance simultaneous detection of methane and acetylene using diode lasers coupled with optical fibers," IEEE Phot. Tech. Lett. 4. 804 (1992).
6. D.c. Hovde, J.A. Silver, and A.C. Stanton, "Measuring atmospheric methane and water vapor using near-infrared diode lasers," SPIE 2112, 110 (1994).
7. 4 Gas in the Near-Infrared Region," IEEE/OSA J.Lightwave Technology.LT-2,234(1984).