Articles | Volume 7, issue 2
https://doi.org/10.5194/gmd-7-463-2014
https://doi.org/10.5194/gmd-7-463-2014
Model description paper
 | 
04 Mar 2014
Model description paper |  | 04 Mar 2014

On the analytic approximation of bulk collision rates of non-spherical hydrometeors

A. Seifert, U. Blahak, and R. Buhr

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Cited articles

Abraham, F.: Functional dependence of drag coefficient of a sphere on Reynolds number, Phys. Fluids, 13, 2194–2195, 1970.
Atlas, D., Srivastava, R., and Sekhon, R.: Doppler radar characteristics of precipitation at vertical incidence, Rev. Geophys. Space Phys., 11, 1–35, 1973.
Baldauf, M., Seifert, A., Förstner, J., Majewski, D., and Raschendorfer, M.: Operational convective-scale numerical weather prediction with the COSMO model: description and sensitivities, Mon. Weather Rev., 139, 3887–3905, 2011.
Beard, K. V.: Terminal Velocity and Shape of Cloud and Precipitation Drops Aloft, J. Atmos. Sci., 33, 851–864, 1976.
Beard, K. and Chuang, C.: A new model for the equilibrium shape of raindrops, J. Atmos. Sci., 44, 1509–1524, 1987.
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