Methane detection system based on wavelength modulation spectroscopy and hollow-core fibres

Proceedings of IEEE Sensors

Volumn , Issue , 2008, Pages 1277-1280

  Magalhaes F ^a   Carvalho, J P ^a,b   Ferreira, L A ^a   Araujo F M ^a   Santos, J L ^a,b  

^a UNIVERSITY OF PORTO   (Portugal)

^b UNIVERSITY OF PORTO   (Portugal)

Author keywords

[No Author keywords available]

Indexed keywords

GAS CONCENTRATION; HOLLOW-CORE; METHANE DETECTION; METHANE DIFFUSION; MICROSTRUCTURED FIBRE; OPTOELECTRONIC SYSTEMS; REMOTE GAS; SIGNAL PROCESSING TECHNIQUE; THEORETICAL VALUES; WAVELENGTH MODULATION SPECTROSCOPY;

METHANE; MODULATION; MOLECULAR SPECTROSCOPY; MONITORING; OPTOELECTRONIC DEVICES; SIGNAL PROCESSING; SPECTRUM ANALYSIS;

SENSORS;

EID: 67649964969     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/ICSENS.2008.4716677     Document Type: Conference Paper

References (8)

1. J. A. Silver, "Frequency-modulation spectroscopy for trace species detection: theory and comparison among experimental methods", Appl Optics 31, 707-717 (1992).
2. J. C. Knight, "Photonic crystal fibres", Nature, Vol.424, No.14 August, pp. 847-851 (2003) (Pubitemid 37025112)
3. P. Russel, "Photonic Crystal Fibers", Science, Vol.299, No.17 January, pp. 358-362 (2003).
4. J. P. Carvalho, F. Magalhães, O. V. Ivanov, O. Frazão, F. M. Araújo, L. A. Ferreira, J. L. Santos. "Evaluation of coupling losses in hollow-core photonic crystal fibres", EWOFS 2007-Third European Workshop on Optical Fibre Sensors, 4th-6th of July, 2007, Napoli, Italy, session III, poster 85.
5. Y. L. Hoo, W. Jin, C. H. L. Ho, D. N. Wang, S. C. Ruan, "Design and modelling of a photonic crystal fiber gas sensor", Applied Optics 42, 3509-3515 (2003).
6. Lide, D.R., Handbook of Chemistry and Physics. 78th ed. 1997-1998: CRC Press.
7. Cubillas, A. M., Lazaro, J. M., Silva-Lopez, M., Conde, O. M., Petrovich, M. and Lopez-Higuera, J. M. "High sensitive methane sensor based on a photonic bandgap fiber".EWOFS 2007, Napoli.
8. M. B. Marques, F. Magalhães, J. P. Carvalho, O. Frazão, F. M. Araújo, J. L. Santos, L. A. Ferreira. "Recent Advances on Optical Sensing using Photonic Crystal Fibers", WSOF 2008, 20-22 August, 2008, São Pedro, Brasil.