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_Mossinger(1998)_348K_215-375nm(calc).txt |
NAME: | diiodomethane |
FORMULA: | CH2I2 |
AUTHOR(YEAR): | Mossinger(1998) |
T: | 348K |
λ: | 215-375nm(calc) |
BIBLIOGRAPHY: |
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
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COMMENTS: | Absorption measurements at 278 to 348 K using a dual-beam diode array spectrometer (spectral resolution ∼0.6 nm) Calculated absorption cross sections using the values measured at 298 K, the equation ln σ(λ, T) = ln σ(λ, 298 K) + B × (T - 298), and the temperature coefficients B: -------------------
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 *) B(305 nm) erroneously +0.89 in Table 1; corrected to -0.16, after personal communication with Juliane C. Mössinger (March 2001)
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