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Conferences > LACSEA > 2012 > LW5B > LW5B.3

Compact photo-acoustic sensor with wide (3.8-4.2 µm) spectrum coverage

M. Barbier, B. Hardy, M. Raybaut, J.B. Dherbecourt, J. M. Melkonian, A. Godard, M. Lefebvre, F. Thibault, and G. Souhaité

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Abstract

A compact photo-acoustic sensor for multi-species detection is presented. The widely tunable (3.8-4.2µm) radiation of a micro-laser pumped OPO is coupled to a resonant acoustic cell. Demonstration experiment is performed on atmospheric CO2.

© 2012 Optical Society of America

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