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 / Nitrogen oxides / NO3 / Osthoff(2007)_298-388K_662nm

DATAFILE: NO3_Osthoff(2007)_298-388K_662nm.txt
NAME: nitrate radical
FORMULA: NO3
AUTHOR(YEAR): Osthoff(2007)
T: 298-388K
λ: 662nm
BIBLIOGRAPHY: H.D. Osthoff, M.J. Pilling, A.R. Ravishankara, and S.S. Brown, "Temperature dependence of the NO3 absorption cross-section above 298 K and determination of the equilibrium constant for NO3 + NO2 ↔ N2O5 at atmospherically relevant conditions", Phys. Chem. Chem. Phys. 9, 5785 - 5793 (2007); DOI: 10.1039/B709193A
COMMENTS: Maximum of the absorption curve

A least-squares fit of the relation σ = σ0 - a × T to the data measured at 298-388 K (cavity ring-down spectrometer) and to the data at 200-298 K of

R.J. Yokelson, J.B. Burkholder, R.W. Fox, R.K. Talukdar, and A.R. Ravishankara, "Temperature dependence of the NO3 absorption spectrum," J. Phys. Chem. 98, 13144-13150 (1994); 10.1021/j100101a009,

gives

σ662 (10-17 cm2 molecule-1) = (4.582 ± 0.096) - (0.00796 ± 0.00031) × T (K)

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