Vibrational Excitation of CO2 by Nanosecond Discharges at Atmospheric Pressure

Erwan Pannier (1) , Valentin Baillard (1) , Christophe O. Laux (1)

1 EM2C - Laboratoire d'Énergétique Moléculaire et Macroscopique, Combustion

[3] B L M Klarenaar et al 2017 Plasma Sources Sci. Technol.26 115008 LOS Model Nonequilibrium LBL Model Challenges ▪ Electromagnetic interferences  shielded reactor design ✓ ▪ Room air absorption  optical train purged for absolute calibration ✓ ▪ Spatial fluctuations (hydrodynamics)  spatially resolved spectra ✓ ▪ Signal-to-dark ratio ~ 1/400  phase locked capture of dark drift ✓ ▪ Camera mistrigs  post-processing detection algorithm ✓ ▪ 2D: Large data generation (~ 8 hrs, 200 Gb / full spectrum) ▪ Atmospheric pressure: broad, overlapping lines Motivation

Domaines: Physique des plasmas [physics.plasm-ph]

Erwan Pannier, Valentin Baillard, Christophe O. Laux. Vibrational Excitation of CO2 by Nanosecond Discharges at Atmospheric Pressure. 70th Gaseous Electronics Conference (GEC), Nov 2017, Pittsburgh, United States. ⟨hal-01866573⟩