Trace NO2 detection using a multi-mode diode laser and cavity enhanced absorption spectroscopy
Lasers and Electro-Optics（2014）
摘要
A simplified trace gas detector using a multi-mode Fabry-Perot diode laser and cavity enhanced absorption spectroscopy has been developed and used to detect NO2 at the 100 ppt level.
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关键词
gas sensors,nitrogen compounds,semiconductor lasers,NO2,cavity enhanced absorption spectroscopy,multimode Fabry-Perot diode laser,simplified trace gas detector,trace NO2 detection
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