The MPI-Mainz UV/VIS Spectral Atlas

of Gaseous Molecules of Atmospheric Interest

www.uv-vis-spectral-atlas-mainz.org

Hannelore Keller-Rudek1, Geert K. Moortgat2, Rolf Sander2, Rüdiger Sörensen1

1Satellite Group

2Atmospheric Chemistry Division

Max-Planck Institute for Chemistry
Mainz, Germany

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When referring to the Spectral Atlas, please cite our publication:

Keller-Rudek, H., Moortgat, G. K., Sander, R., and Sörensen, R.: The MPI-Mainz UV/VIS spectral atlas of gaseous molecules of atmospheric interest, Earth Syst. Sci. Data, 5, 365–373, (2013), DOI: 10.5194/essd-5-365-2013

Cross Sections / Peroxy radicals / Hydroperoxy HO2 and DO2 / HO2 / LightfootJemi-Alade(1991)_298K_210-250nm

DATAFILE: HO2_LightfootJemi-Alade(1991)_298K_210-250nm.txt
NAME: hydroperoxy radical
FORMULA: HO2
AUTHOR(YEAR): LightfootJemi-Alade(1991)
T: 298K
λ: 210-250nm
BIBLIOGRAPHY: P.D. Lightfoot and A.A. Jemi-Alade, "The temperature dependence of the UV spectra of the HO2 and CH3O2 radicals", J. Photochem. Photobiol A: Chem. 59, 1-10 (1991); DOI: 10.1016/1010-6030(91)87062-Z
COMMENTS: Flash photolysis technique (Cl2/H2/O2 or Cl2/CH3OH/air mixtures) coupled with time resolved UV absorption spectrometry

Data calibrated with σ(240 nm) = 4.55×10-18 cm2 molecule-1 for CH3O2 recommended by

F. Simon, W. Schneider, and G.K. Moortgat, "UV-absorption spectrum of the methylperoxy radical and the kinetics of its disproportionation reaction at 300 K", Int. J. Chem. Kinet. 22, 791-813 (1990)

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