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Abstract: Diode Laser-based Sensor for High Precision Measurements of Ambient CO2

David Sonnenfroh, Krishnan Parameswaran, Mark Allen, "Diode Laser-based Sensor for High Precision Measurements of Ambient CO2 ," presented at Laser Applications to Chemical, Security, and Environmental Analysis (LACSEA) (St Petersburg, FL) , (17-20 March2008).

Article: 258 kB

Reprinted by permission of the Optical Society of America. For permission to copy or republish, contact the Optical Society of America, 2010 Massachusetts Ave. NW, Washington, DC 20036-1023.

Abstract

We report on the development of a high precision sensor for monitoring ambient CO2. Our TDL ICOS absorption spectrometer operates at 2 µm and achieves a precision of 1:3000 for the CO2 mixing ratio.

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