A Double FFT Procedure to Improve the Sensitivity of a Tunable Diode Laser Open Path Spectrometer for Sensing Local Atmospheric Gas Concentrations on Mars

Youhua Chen; Samira Mahdi; Gary Anderson

doi:10.1364/LACSEA.2012.LT6B.9

Lasers, Sources, and Related Photonic Devices
OSA Technical Digest (CD) (Optica Publishing Group, 2012),
paper LT6B.9
•https://doi.org/10.1364/LACSEA.2012.LT6B.9

A Double FFT Procedure to Improve the Sensitivity of a Tunable Diode Laser Open Path Spectrometer for Sensing Local Atmospheric Gas Concentrations on Mars

Youhua Chen, Samira Mahdi, and Gary Anderson

Laser Applications to Chemical, Security and Environmental Analysis 2012

San Diego, California United States
29 January–1 February 2012
ISBN: 978-1-55752-933-6

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LACSEA Poster Session (LT6B)

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Y. Chen, S. Mahdi, and G. Anderson, "A Double FFT Procedure to Improve the Sensitivity of a Tunable Diode Laser Open Path Spectrometer for Sensing Local Atmospheric Gas Concentrations on Mars," in Lasers, Sources, and Related Photonic Devices, OSA Technical Digest (CD) (Optica Publishing Group, 2012), paper LT6B.9.

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Abstract

A double FFT procedure is developed to improve the sensitivity of a spectrometer to measure atmospheric gases. Simulations show the DFFT reduces the effects of 1/f noise and increase the sensitivity of the measurement.

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