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Proceedings Paper

Very low optical source: investigation of induced absorption spectra of CO2, N2, CH4, at 1.8 cm-1 between 230 and 300K
Author(s): J. M. Moynault
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Paper Abstract

A millimetric source is obtained by difference frequency mixing in a nonlinear crystal It allows with a two-beam spectroscopie mounting, investigation of spectral absorption near 2cm-1. The complete mounting is described. The measurement method is detailed.

Paper Details

Date Published: 4 December 2017
PDF: 1 pages
Proc. SPIE 1576, 16th International Conference on Infrared and Millimeter Waves, 15768B (4 December 2017); doi: 10.1117/12.2298012
Show Author Affiliations
J. M. Moynault, Lab. Optique et Spectrométrie Laser (France)


Published in SPIE Proceedings Vol. 1576:
16th International Conference on Infrared and Millimeter Waves
Minh Quang Tran, Editor(s)

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