The MPI-Mainz UV/VIS Spectral Atlas

of Gaseous Molecules of Atmospheric Interest

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

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1Satellite Group

2Atmospheric Chemistry Division

Max-Planck Institute for Chemistry
Mainz, Germany


Cross Sections

Quantum Yields


Contact, Impressum, Acknowledgements

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 / Halogeno-alkanes+radicals / Freons-HCFC(C,H,F,Cl) / CF3CHCl2(HCFC-123) / GillotaySimon(1991)_230K_170-250nm(2nm)

DATAFILE: CF3CHCl2(HCFC-123)_GillotaySimon(1991)_230K_170-250nm(2nm).txt
NAME: 1,1,1-trifluoro-2,2-dichloroethane (HCFC-123)
AUTHOR(YEAR): GillotaySimon(1991)
T: 230K
λ: 170-250nm(2nm)
BIBLIOGRAPHY: D. Gillotay and P.C. Simon, "Temperature-dependence of ultraviolet absorption cross-sections of alternative chlorofluoroethanes", Aeronomica Acta A 358, 1-27 (1991); J. Atmos. Chem. 12, 269-285 (1991); DOI: 10.1007/BF00048076
COMMENTS: Medium-resolution (0.1 nm) absorption spectrum; wavelength scanning at increments of 1 nm; interpolation for 2-nm intervals

Data also in the review article of

D. Gillotay and P.C. Simon, "Ultraviolet absorption cross-sections of photoactive species of stratospheric interest. Part 1: The Halocarbons", Aeronomica Acta A 356, 1-173 (1990)

Parameterization of the temperature dependence valid over the wavelength range 182 to 250 nm and for temperatures between 210 and 300 K

log10 σ(λ,T) = ∑Ai λi + (T-273) × ∑ Bi λi, i = 0-4,

with the following parameters Ai and Bi:

i   Ai           Bi
0  -513.996354       1.757133
1   9.089141      -3.499205 × 10-2
2  -6.136794 × 10-2    2.593563 × 10-4
3   1.814826 × 10-4    -8.489357 × 10-7
4  -1.999514 × 10-7     1.037756 × 10-9

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