Oral Programme AS1.4

AS1.4

Clouds, Aerosols and Radiation (General Session)
Convener: A. Macke 
Co-Conveners: J. Quaas , A. I. Flossmann 
Session details
Oral Programme
 / Mon, 20 Apr, 08:30–12:30  / 13:30–14:15  / Room 10
Poster Programme
 / Attendance Mon, 20 Apr, 17:30–19:00  /  / Attendance 17:30–19:00
 / Attendance Mon, 20 Apr, 17:30–19:00  /  / Attendance 17:30–19:00
 / Attendance Mon, 20 Apr, 17:30–19:00  /  / Attendance 17:30–19:00
 / Attendance Mon, 20 Apr, 17:30–19:00  /  / Attendance 17:30–19:00
 / Attendance Mon, 20 Apr, 17:30–19:00  /  / Attendance 17:30–19:00  / Halls X/Y
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Monday, 20 Apr 2009
Room 10
Chairperson: J. Quaas
Radiative Transfer & Remote Sensing

08:30–08:45
EGU2009-4262
Generalizing cloud overlap treatment to include solar zenith angle effects on cloud geometry
F. Di Giuseppe and A. M. Tompkins
08:45–09:00
EGU2009-3896
On the evidence for small ice cloud particles as inferred from MidCiX and MODIS observations
S. Cooper and T. Garrett
09:00–09:15
EGU2009-8250
Synergetic approach for validating satellite-retrieved cloud properties with a passive microwave radiometer and a multifilter rotating shadowband radiometer
H.M. Deneke, J.F. Meirink, W. Greuell, and R.A. Roebeling
09:15–09:30
EGU2009-6996
Use of integrated profiling techniques for studying cloud-radiation interactions
K. Ebell, S. Crewell, U. Loehnert, and E. O'Connor
Cloud-Aerosol Interaction

09:30–09:45
EGU2009-4918
Clear-sky shortwave radiative closure for the Cabauw Baseline Surface Radiation Network site, the Netherlands
P. Wang, W.H. Knap, P. Kuipers Munneke, and P. Stammes
09:45–10:00
EGU2009-4958
The influence of aerosol particle number and hygroscopicity on the evolution of convective cloud systems and their precipitation
C. Planche, A.I. Flossmann, and W. Wobrock
10:00–10:15
EGU2009-8900
Constraining cloud droplet number concentration in GCMs suppresses the aerosol indirect effect
J. E. Kristjánsson, C. Hoose, A. Kirkevåg, T. Iversen, Ø. Seland, and A. Gettelman
Radiative properties of clouds & aerosols

10:15–10:30
EGU2009-14018
Long-term statistics of continuous single column model simulations at Cabauw (solicited)
R. Neggers
Chairperson: A. Macke
10:30–10:45
EGU2009-5298
Radiative forcing by absorbing aerosols over clouds measured by SCIAMACHY
P. Stammes, L.G. Tilstra, and M. de Graaf
10:45–11:00
EGU2009-6503
Effect of Cloud-Processing on Aerosol Radiative Properties: Comparison of Model Predictions with Measurements
J. Ogren, P Ginoux, E. Andrews, P. Sheridan, and A. Jefferson
11:00–11:15
EGU2009-6569
Measured and modeled cloud-aerosol radiative effects in polluted cumulus clouds
K. S. Schmidt, G. Feingold, P. Pilewskie, H. Jiang, and O. Coddington
11:15–11:30
EGU2009-4359
Model simulation of aerosol and its radiative forcing during the IMPACT campaign (May 2008)
G.-J. Roelofs
Cloud & aerosol structure

11:30–11:45
EGU2009-11171
Maritime Aerosol Network (MAN) as a component of AERONET - first results (solicited)
A. Smirnov and the MAN Team
11:45–12:00
EGU2009-8745
Vertical velocity probability distributions simulated in the CAM-Oslo GCM
C. Hoose, J. E. Kristjánsson, G. Svensson, S. Arabas, H. Pawlowska, and J.-L. Brenguier
12:00–12:15
EGU2009-10675
A new algorithm combining geostatistics with the surrogate data approach to increase the accuracy of comparisons of point radiation measurements with cloud measurements
V.K.C. Venema, R. Lindau, T. Varnai, and C. Simmer
12:15–12:30
EGU2009-3635
Effects of 3-dimensional cloud structures on satellite observations of the Ring effect, trace gas absorptions and radiance
T. Wagner, M. Grzegorski, and S. Beirle
LUNCH BREAK
Chairperson: A. Flossmann
Cloud & aerosol microphysics

13:30–13:45
EGU2009-2590
A simple diagnostic parametrization for homogeneous ice cloud nucleation
A.M Tompkins, K. Gierens, and G. Radel
13:45–14:00
EGU2009-4170
Relationships between wind speed, humidity and precipitating shallow convection
L. Nuijens and B. Stevens
14:00–14:15
EGU2009-1982
A novel method to quantify the aerosol-cloud net synergy effect employing weather prediction model "errors"
P. Alpert and I. Carmona