Journal of Sensors
Volume 2009 (2009), Article ID 398403, 10 pages
doi:10.1155/2009/398403
Research Article
Remote System for Detection of Low-Levels of Methane Based on Photonic Crystal Fibres and Wavelength Modulation Spectroscopy
J. P. Carvalho,
1,2 H. Lehmann,
3 H. Bartelt,
3 F. Magalhães,
1,4 R. Amezcua-Correa,
5 J. L. Santos,
1,2 J. Van Roosbroeck,
6 F. M. Araújo,
1 L. A. Ferreira,
1 and
J. C. Knight5
1INESC Porto, Optoelectronics and Electronic Systems Unit, Rua do Campo Alegre 687, 4169-007 Porto, Portugal
2Physics Department, Faculty of Sciences, University of Porto, Rua do Campo Alegre 687, 4169-007 Porto, Portugal
3IPHT, Albert Einstein Straße 9, 07745 Jena, Germany
4Department of Electrical and Computer Engineering, Faculty of Engineering, University of Porto, Rua Dr. Roberto Frias, s/n 4200-065 Porto, Portugal
5Department of Physics, University of Bath, Claverton Down, Bath BA2 7AY, UK
6FOS&S, Cipalstraat 14, B-2440 Geel, Belgium
Received 6 March 2009; Accepted 22 June 2009
Academic Editor: Valerio Pruneri
Copyright © 2009 J. P. Carvalho et al. This is an open access article distributed under the
Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
How to Cite this Article
J. P. Carvalho, H. Lehmann, H. Bartelt, et al., “Remote System for Detection of Low-Levels of Methane Based on Photonic Crystal Fibres and Wavelength Modulation Spectroscopy,” Journal of Sensors, vol. 2009, Article ID 398403, 10 pages, 2009. doi:10.1155/2009/398403