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 / Halogeno-alkanes+radicals / Chloroalkanes / CH3Cl / SPARC(2013)_298K_121.567nm(rec)

DATAFILE: CH3Cl_SPARC(2013)_298K_121.567nm(rec).txt
NAME: chloromethane, methyl chloride
FORMULA: CH3Cl
AUTHOR(YEAR): SPARC(2013)
T: 298K
λ: 121.567nm(rec)
BIBLIOGRAPHY: J.B. Burkholder, W. Mellouki, E.L. Fleming, C. George, D.E. Heard, C.H. Jackman, M.J. Kurylo, V.L. Orkin, W.H. Swartz, and T.J. Wallington, "Evaluation of Atmospheric Loss Processes: Photochemistry Supplement", SPARC Lifetimes Report (2013) – SPARC Report No. 6, Chapter 3: Supplement 4, 3S4-1 - 3S4-52 (2013); www.sparc-climate.org/publications/sparc-reports/
COMMENTS: Recommended absorption cross section at the Lyman-α wavelength with an estimated uncertainty factor p(298 K) = 1.15

The value is based on the results (which are are in reasonable agreement at 121.567 nm to within 30%) of

B.R Russell, L.O. Edwards, and J.W. Raymonda, "Vacuum ultraviolet absorption spectra of the chloromethanes", J. Am. Chem. Soc. 95, 2129-2133 (1973); DOI: ,

J.W. Raymonda, L.O. Edwards, and B.R. Russell, "Vacuum ultraviolet absorption spectra of some chloroalkanes", J. Am. Chem. Soc. 96, 1708-1712 (1974); DOI: 10.1021/ja00813a011,

D.T. Truch, D.R. Salomon, and D.A. Armstrong, "Rydberg spectroscopy of methyl chloride", J. Mol. Spectrosc. 78, 31-39 (1979); DOI: 10.1016/0022-2852(79)90033-X,

L.C. Lee and M. Suto, "Fluorescence yields from photodissociative excitation of chloromethanes by vacuum ultraviolet radiation", Chem. Phys. 114, 423-429 (1987); DOI: 10.1016/0301-0104(87)85056-5,

T.N. Olney, G. Cooper, W.F. Chan, G.R. Burton, C.E. Brion, and K.H. Tan, "Absolute photoabsorption (6-350 eV) and photoionization (11-80 eV) of methyl chloride using dipole electron scattering and synchrotron radiation spectroscopies", Chem. Phys. 205, 421-439 (1996); DOI: 10.1016/0301-0104(95)00429-7,

R.A. Brownsword, M. Hillenkamp, T. Laurent, R.K. Vatsa, H.-R. Volpp, and J. Wolfrum, "Photodissociation dynamics of the chloromethanes at the Lyman-%alpha; wavelength (121.6 nm)", J. Chem. Phys. 106, 1359-1366 (1997); DOI: 10.1063/1.473304,

R. Locht, B. Leyh, A. Hoxha, H.W. Jochims, and H. Baumgärtel, "The vacuum UV absorption spectrum of methyl chloride (CH3Cl) and its perdeuterated isotopomer CD3Cl. I. A Rydberg series analysis", Chem. Phys. 272, 259-275 (2001); DOI: 10.1016/S0301-0104(01)00464-5,

R.K. Vatsa and H.-R. Volpp, "Absorption cross sections for some atmospherically important molecules at the H atom Lyman-%alpha; wavelength (121.567 nm)", Chem. Phys. Lett. 340, 289-295 (2001); DOI: 10.1016/S0009-2614(01)00373-6, and

S. Eden, P. Limão-Vieira, S.V. Hoffmann, and N.J. Mason, "VUV absorption in CF3X (X = Cl, Br, I) fluoroalkanes", Chem. Phys. 323, 313-333 (2006); DOI: 10.1016/j.chemphys.2005.09.040

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