Fast and wideband supercontinuum absorption spectroscopy in the mid-IR range

N. Cézard (1) , G. Canat (1) , A. Dobroc (1) , M. Duhant (1) , W. Renard (1) , C. Besson (1)

1 ONERA - The French Aerospace Lab [Palaiseau]

We report on our new test bench dedicated to Supercontinuum Absorption Spectroscopy in the mid-infrared (3.3 µm). It delivers fast (<0.1 s) and wideband spectra (200 nm) at 0.8 cm-1 resolution. Gas concentrations are retrieved using a DOAS-inspired algorithm.

Keywords: SUPERCONTINUUM; SPECTROSCOPY

Domains: Engineering Sciences [physics]; Signal and Image processing; Computer Science [cs]; Signal and Image Processing

N. Cézard, G. Canat, A. Dobroc, M. Duhant, W. Renard, et al.. Fast and wideband supercontinuum absorption spectroscopy in the mid-IR range. LACSEA, Jul 2014, SEATTLE, United States. ⟨hal-01069622⟩