9 June 2004 Fibre-coupled photoacoustic sensor for sub-ppm methane monitoring
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Proceedings Volume 5502, Second European Workshop on Optical Fibre Sensors; (2004) https://doi.org/10.1117/12.566792
Event: Second European Workshop on Optical Fibre Sensors, 2004, Santander, Spain
Abstract
Sensitive photoacoustic detection of methane with a fiber-coupled 1.65 μm laser is reported. A sensitivity of 0.18 parts-per-million (signal-to-noise ratio = 3) is achieved using a properly designed photoacoustic cell operating on its first longitudinal mode.
© (2004) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Stephane Schilt, Stephane Schilt, Jean-Philippe Besson, Jean-Philippe Besson, Luc Thevenaz, Luc Thevenaz, } "Fibre-coupled photoacoustic sensor for sub-ppm methane monitoring", Proc. SPIE 5502, Second European Workshop on Optical Fibre Sensors, (9 June 2004); doi: 10.1117/12.566792; https://doi.org/10.1117/12.566792
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