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
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| DATAFILE: | CH2I2_IUPAC(2008)_298K_205-355nm(rec).txt |
| NAME: | diiodomethane |
| FORMULA: | CH2I2 |
| AUTHOR(YEAR): | IUPAC(2008) |
| T: | 298K |
| λ: | 205-355nm(rec) |
| BIBLIOGRAPHY: |
R. Atkinson, D.L. Baulch, R.A. Cox, J.N. Crowley, R.F. Hampson, R.G. Hynes, M.E. Jenkin, M.J. Rossi, J. Troe, and T.J. Wallington, "Evaluated kinetic and photochemical data for atmospheric chemistry: Volume IV - gas phase reactions of organic halogen species",
Atmos. Chem. Phys. 8, 4141-4496 (2008);
DOI: 10.5194/acp-8-4141-2008
|
| COMMENTS: | IUPAC(2008) recommendation: Mean of the data of C.M. Roehl, J.B. Burkholder, G.K. Moortgat, A.R. Ravishankara, and P.J. Crutzen, "Temperature dependence of UV absorption cross sections and atmospheric implications of several alkyl iodides," J. Geophys. Res. 102(D11), 12819-12829 (1997); DOI: 10.1029/97JD00530, and J.C. Mössinger, D.E. Shallcross, and R.A. Cox, "UV-VIS absorption cross-sections and atmospheric lifetimes of CH2Br2, CH2I2, and CH2BrI," J. Chem. Soc. Faraday Trans. 94, 1391-1396 (1998); DOI: 10.1039/A709160E The temperature dependence ln σ(T) = ln σ(298K) + B × (T - 298) and the temperature coefficients B (273-348 K): -------------------
λ 103 B
(nm) (K-1)
-------------------
215 0.15
220 0.14
225 0.19
230 0.51
235 0.56
240 0.15
245 0.18
250 0.67
255 1.58
260 2.04
265 1.30
270 0.00
275 -0.71
280 -1.24
285 -1.21
290 -0.94
295 -0.58
300 -0.37
305 -0.16
310 0.07
315 0.15
320 0.27
325 0.27
330 0.51
335 0.55
340 1.36
345 1.99
350 3.19
355 4.09
360 5.39
365 6.77
370 8.25
375 11.30
are adopted from the work of Mössinger et al. (1998) |
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