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 / Alkanes+alkyl radicals / Alkanes / CH4 / LauferMcNesby(1965)_298K_113.67-142.96nm(meas)

DATAFILE: CH4_LauferMcNesby(1965)_298K_113.67-142.96nm(meas).txt
NAME: methane
FORMULA: CH4
AUTHOR(YEAR): LauferMcNesby(1965)
T: 298K
λ: 113.67-142.96nm(meas)
BIBLIOGRAPHY: A.H. Laufer and J.R. McNesby, "Deuterium isotope effect in vacuum-ultraviolet absorption coefficients of water and methanes", Can. J. Chem. 43, 3487-3490 (1965); DOI: 10.1139/v65-495
COMMENTS: A hydrogen discharge as a light source; grating vacuum monochromator; band width 0.66 nm

The data points for the measured absorption coefficients k (atm, 298 K)-1 cm-1 (base e) plotted in Fig. 2 have been digitized and converted to absorption cross sections (conversion factor 4.06×10-20)

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