Filament-induced visible-to-mid-IR supercontinuum in a ZnSe crystal: Towards multi-octave supercontinuum absorption spectroscopy - Archive ouverte HAL Accéder directement au contenu
Article Dans Une Revue Optical Materials Année : 2016

Filament-induced visible-to-mid-IR supercontinuum in a ZnSe crystal: Towards multi-octave supercontinuum absorption spectroscopy

O. Mouawad
  • Fonction : Auteur
P. Béjot
  • Fonction : Auteur
F. Billard
  • Fonction : Auteur
P. Mathey
  • Fonction : Auteur
B. Kibler
  • Fonction : Auteur
F. Désévédavy
  • Fonction : Auteur
G. Gadret
  • Fonction : Auteur
J.-C. Jules
  • Fonction : Auteur
O. Faucher
  • Fonction : Auteur

Résumé

We report on the generation of multiple-octave supercontinuum laser source spanning from 0.5 μm to 11 μm induced by multi-filamentation in a ZnSe crystal. The generated supercontinuum is both spatially and spectrally characterized. It is then exploited in a proof-of-principle experiment for methane spectroscopy measurements by means of the supercontinuum absorption spectroscopy technique. The entire absorption spectrum is successfully recorded within the whole spectral bandwidth of the supercontinuum. Experimental results are in fairly good agreement with the HITRAN database, confirming the reliability and stability over several hours of the generated supercontinuum.
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Dates et versions

hal-04154892 , version 1 (07-07-2023)

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Citer

O. Mouawad, P. Béjot, F. Billard, P. Mathey, B. Kibler, et al.. Filament-induced visible-to-mid-IR supercontinuum in a ZnSe crystal: Towards multi-octave supercontinuum absorption spectroscopy. Optical Materials, 2016, 60, pp.355-358. ⟨10.1016/j.optmat.2016.08.009⟩. ⟨hal-04154892⟩
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