MPG

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


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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 / Iodoalkanes(C,H,F,Cl,Br,I) / i-C3H7I,CH3CHICH3 / JPL-2010(2011)_298K_205-380nm(rec)

DATAFILE: i-C3H7I,CH3CHICH3_JPL-2010(2011)_298K_205-380nm(rec).txt
NAME: 2-iodopropane, iodoisopropane, isopropyl iodide
FORMULA: i-C3H7I,CH3CHICH3
AUTHOR(YEAR): JPL-2010(2011)
T: 298K
λ: 205-380nm(rec)
BIBLIOGRAPHY: S.P. Sander, J. Abbatt, J. R. Barker, J. B. Burkholder, R. R. Friedl, D. M. Golden, R. E. Huie, C. E. Kolb, M. J. Kurylo, G. K. Moortgat, V. L. Orkin and P. H. Wine, "Chemical Kinetics and Photochemical Data for Use in Atmospheric Studies, Evaluation Number 17", JPL Publication 10-6, Jet Propulsion Laboratory, Pasadena, 2011; http://jpldataeval.jpl.nasa.gov/
COMMENTS: JPL-2010 recommendation, adopting the earlier recommendations of

S.P. Sander, R.R. Friedl, D.M. Golden, M.J. Kurylo, R.E. Huie, V.L. Orkin, G.K. Moortgat, A.R. Ravishankara, C.E. Kolb, M.J. Molina, and B.J. Finlayson-Pitts, “Chemical Kinetics and Photochemical Data for Use in Atmospheric Studies. Evaluation Number 14“, JPL Publication 02-25, Jet Propulsion Laboratory, Pasadena, 2002; http://jpldataeval.jpl.nasa.gov/ , and

S.P. Sander, R.R. Friedl, D.M. Golden, M.J. Kurylo, G.K. Moortgat, H. Keller-Rudek, P.H. Wine, A.R. Ravishankara, C.E. Kolb, M.J. Molina, B.J. Finlayson-Pitts, R.E. Huie, V.L. Orkin, “Chemical Kinetics and Photochemical Data for Use in Atmospheric Studies. Evaluation Number 15“, JPL Publication 06-2, Jet Propulsion Laboratory, Pasadena, 2006; http://jpldataeval.jpl.nasa.gov/ :

Absorption cross sections σ:

205-335 nm, 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.

Temperature coefficients a1 and a2:

223-298 K,

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,

σ(λ, T) = σ(298 K) [1 + a1(T - 298) + a2(T - 298)2] with

--------------------------------
λ    103 a1 105 a2
(nm)  (K-1)   (K-2)
--------------------------------
205 15.14  8.46
210  7.84   7.23
215  4.96   5.08
220  1.55   1.27
225  2.21   1.99
230  1.60   1.80
235  0.480  0.681
240 -0.333  0.121
245 -0.680  0.0947
250 -0.795  0.289
255 -0.966  0.570
260 -1.14    0.512
265 -0.589  0.824
270 -0.439  0.281
275  0.792  0.873
280  1.65    0.466
285  2.88    0.534
290  4.13    0.559
295  5.71    1.04
300  7.20    1.93
305  8.19    2.33
310  8.75    2.81
315  8.49    2.25
320 10.79   4.36
325  9.54    2.76
330 10.99   5.94
335 12.37   7.58
340 13.69  12.2
345 16.32  17.1
350 18.50  24.7
355 19.41  24.3
360 18.61  13.9
365 29.85  50.9
370 37.24  76.8
375 36.71  80.7
380 22.00  40.0

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