Cloud-controlling factors (2009)
Siebesma, A. P., Bretherton, C. S., Grabowski, W. W., Heintzenberg, J., Kärcher, B., ...
Modelling of cirrus clouds – Part 1a: Model description and validation (2009)
A double-moment bulk microphysics scheme for modelling cirrus clouds including explicit impact of aerosols on different types of nucleation mechanism is described. Process rates are formulated in...
Modelling of cirrus clouds – Part 1b: Structuring cirrus clouds by dynamics (2009)
A recently developed and validated bulk microphysics scheme for modelling cirrus clouds (Spichtinger and Gierens, 2009), implemented into the anelastic non-hydrostatic model EULAG is used for...
Modelling of cirrus clouds – Part 2: Competition of different nucleation mechanisms (2009)
We study the competition of two different freezing mechanisms (homogeneous and heterogeneous freezing) in the same environment for cold cirrus clouds. To this goal we use the recently developed and...
Ice supersaturations and cirrus cloud crystal numbers (2009)
M. Krämer, C. Schiller, A. Afchine, R. Bauer, I. Gensch, A. Mangold, ...
Upper tropospheric observations outside and inside of cirrus clouds indicate water vapour mixing ratios sometimes exceeding water saturation. Relative humidities over ice...
Orographic cirrus in the future climate (2009)
H. Joos, P. Spichtinger, U. Lohmann
A cloud resolving model (CRM) is used to investigate the formation of orographic cirrus clouds in the current and future climate. The formation of cirrus clouds depends on a variety of dynamical and...
Orographic cirrus in a future climate (2009)
H. Joos, P. Spichtinger, U. Lohmann
A cloud resolving model (CRM) is used to investigate the formation of orographic cirrus clouds in the current and future climate. The formation of cirrus clouds depends on a variety of dynamical and...
Modelling of cirrus clouds ? Part 2: Competition of different nucleation mechanisms (2008)
Spichtinger, P., Gierens, K. M.
We study the competition of two different freezing mechanisms (homogeneous and heterogeneous freezing) in the same environment for cold cirrus clouds. To this goal we use the recently developed and...
Modelling of cirrus clouds ? Part 1: Model description and validation (2008)
Spichtinger, P., Gierens, K. M.
A double?moment bulk microphysics scheme for modelling cirrus clouds including explicit impact of aerosols on different types of nucleation mechanism is described. Process rates are formulated in...
Modelling of cirrus clouds ? Part 2: Competition of different nucleation mechanisms (2008)
Spichtinger, P., Gierens, K. M.
We study the competition of two different freezing mechanisms (homogeneous and heterogeneous freezing) in the same environment for cold cirrus clouds. To this goal we use the recently developed and...
Modelling of cirrus clouds ? Part 1: Model description and validation (2008)
Spichtinger, P., Gierens, K. M.
A double?moment bulk microphysics scheme for modelling cirrus clouds including explicit impact of aerosols on different types of nucleation mechanism is described. Process rates are formulated in...
On cirrus cloud supersaturations and ice crystal numbers (2008)
Krämer, M., Schiller, C., Afchine, A., Bauer, R., Gensch, I., Mangold, A., ...
Modelling of cirrus clouds – Part 1: Model description and validation (2008)
A double–moment bulk microphysics scheme for modelling cirrus clouds including explicit impact of aerosols on different types of nucleation mechanism is described. Process rates are formulated...
Modelling of cirrus clouds – Part 2: Competition of different nucleation mechanisms (2008)
We study the competition of two different freezing mechanisms (homogeneous and heterogeneous freezing) in the same environment for cold cirrus clouds. To this goal we use the recently developed and...
Ice supersaturations and cirrus cloud crystal numbers (2008)
M. Krämer, C. Schiller, A. Afchine, R. Bauer, I. Gensch, A. Mangold, ...
Upper tropospheric observations outside and inside of cirrus clouds of water vapour mixing ratios sometimes exceeding water saturation, yielding up to more than 200% relative humidities over ice...
Modelling of cirrus clouds – Part 1: Model description and validation (2008)
A double–moment bulk microphysics scheme for modelling cirrus clouds including explicit impact of aerosols on different types of nucleation mechanism is described. Process rates are formulated...
Modelling of cirrus clouds – Part 2: Competition of different nucleation mechanisms (2008)
We study the competition of two different freezing mechanisms (homogeneous and heterogeneous freezing) in the same environment for cold cirrus clouds. To this goal we use the recently developed and...
Simulation of Contrails in the vortex regime – Examination of the microphysical properties (2007)
Unterstrasser, S., Gierens, K., Spichtinger, P.
In the vortex regime the contrail development is governed by the wake dynamics. The major fraction of the ice crystals is trapped inside the downward travelling vortex pair. For ambient...
The high supersaturation puzzle. (2007)
Peter, T., Marcolli, C., Spichtinger, P., Corti, T., Luo, B.P., Baker, M.B., ...
European Geosciences Union (EGU) General Assembly, Wien, A, April 15-20, 2007
Formation of ice supersaturation by mesoscale gravity waves (2005)
P. Spichtinger, K. Gierens, A. Dörnbrack
We investigate the formation and evolution of an ice-supersaturated region (ISSR) that was detected by means of an operational radiosonde sounding launched from the meteorological station of...
P. Spichtinger, K. Gierens, H. Wernli
A case study is presented on the formation and evolution of an ice-supersaturated region (ISSR) that was detected by a radiosonde in NE Germany at 06:00 UTC 29 November 2000. The ISSR was...
Spichtinger, P., Gierens, K., Wernli, H.
A case study is presented on the formation and evolution of an ice-supersaturated region (ISSR) that was detected by a radiosonde in NE Germany at 06:00 UTC 29 November 2000. The ISSR was situated in...
Formation of ice supersaturation by mesoscale gravity waves (2005)
Spichtinger, P., Gierens, K., Dörnbrack, A.
We investigate the formation and evolution of an ice-supersaturated region (ISSR) that was detected by means of an operational radiosonde sounding launched from the meteorological station of...
Formation of ice supersaturation by mesoscale gravity waves (2005)
Spichtinger, P., Gierens, K., Dörnbrack, A.
We investigate the formation and evolution of an ice-supersaturated region (ISSR) that was detected by means of an operational radiosonde sounding launched from the meteorological station of...
Spichtinger, P., Gierens, K., Wernli, H.
A case study is presented on the formation and evolution of an ice-supersaturated region (ISSR) that was detected by a radiosonde in NE Germany at 06:00 UTC 29 November 2000. The ISSR was situated in...
Formation of ice supersaturation by mesoscale gravity waves (2005)
Spichtinger, P., Gierens, K., Dörnbrack, A.
We investigate the formation and evolution of an ice-supersaturated region (ISSR) that was detected by means of an operational radiosonde sounding launched from the meteorological station of...
Formation of ice supersaturation by mesoscale gravity waves (2005)
Spichtinger, P., Gierens, K., Dörnbrack, A.
We investigate the formation and evolution of an ice-supersaturated region (ISSR) that was detected by means of an operational radiosonde sounding launched from the meteorological station of...
Spichtinger, P., Gierens, K., Wernli, H.
A case study is presented on the formation and evolution of an ice-supersaturated region (ISSR) that was detected by a radiosonde in NE Germany at 06:00 UTC 29 November 2000. The ISSR was situated in...
Formation of ice supersaturation by mesoscale gravity waves (2005)
P. Spichtinger, K. Gierens, A. Dörnbrack
We investigate the formation and evolution of an ice-supersaturated region (ISSR) that was detected by means of an operational radiosonde sounding launched from the meteorological station of...
Ice supersaturation as seen from TOVS (2004)
K. Gierens, R. Kohlhepp, P. Spichtinger, M. Schroedter-Homscheidt
We have analysed the upper tropospheric humidity with respect to ice (UTHi) data product obtained from the Television Infrared Observation Satellite (TIROS) Operational Vertical Sounder (TOVS)...
On the distribution of relative humidity in cirrus clouds (2004)
P. Spichtinger, K. Gierens, J. Ovarlez
We have analysed relative humidity statistics from measurements in cirrus clouds taken unintentionally during the Measurement of OZone by Airbus In-service airCraft project (MOZAIC). The shapes of...
Ice Supersaturation as Seen from TOVS (2004)
Gierens, K., Kohlhepp, R., Spichtinger, P., Schroedter-Homscheidt, M.
On the distribution of relative humidity in cirrus clouds (2004)
Spichtinger, P., Gierens, K., Smit, H. G. J., Ovarlez, J., Gayet, J. F.
Spichtinger, P., Gierens, K., Wernli, H.
A case study is presented on the formation and evolution of an ice-supersaturated region (ISSR) that was detected by a radiosonde in NE Germany at 06:00 UTC 29 November 2000. The ISSR was situated in...
Ice supersaturation as seen from TOVS (2004)
Gierens, K., Kohlhepp, R., Spichtinger, P., Schroedter-Homscheidt, M.
We have analysed the upper tropospheric humidity with respect to ice (UTHi) data product obtained from the Television Infrared Observation Satellite (TIROS) Operational Vertical Sounder (TOVS)...
Ice supersaturation as seen from TOVS (2004)
Gierens, K., Kohlhepp, R., Spichtinger, P., Schroedter-Homscheidt, M.
We have analysed the upper tropospheric humidity with respect to ice (UTHi) data product obtained from the Television Infrared Observation Satellite (TIROS) Operational Vertical Sounder (TOVS)...
Spichtinger, P., Gierens, K., Wernli, H.
A case study is presented on the formation and evolution of an ice-supersaturated region (ISSR) that was detected by a radiosonde in NE Germany at 06:00 UTC 29 November 2000. The ISSR was situated in...
Ice supersaturation as seen from TOVS (2004)
Gierens, K., Kohlhepp, R., Spichtinger, P., Schroedter-Homscheidt, M.
We have analysed the upper tropospheric humidity with respect to ice (UTHi) data product obtained from the Television Infrared Observation Satellite (TIROS) Operational Vertical Sounder (TOVS)...
Ice supersaturation as seen from TOVS (2004)
Gierens, K., Kohlhepp, R., Spichtinger, P., Schroedter-Homscheidt, M.
We have analysed the upper tropospheric humidity with respect to ice (UTHi) data product obtained from the Television Infrared Observation Satellite (TIROS) Operational Vertical Sounder (TOVS)...
On the distribution of relative humidity in cirrus clouds (2004)
Spichtinger, P., Gierens, K., Smit, H. G. J., Ovarlez, J.
We have analysed relative humidity statistics from measurements in cirrus clouds taken unintentionally during the Measurement of OZone by Airbus In-service airCraft project (MOZAIC). The shapes of...
On the distribution of relative humidity in cirrus clouds (2004)
Spichtinger, P., Gierens, K., Smit, H. G. J., Ovarlez, J.
We have analysed relative humidity statistics from measurements in cirrus clouds taken unintentionally during the Measurement of OZone by Airbus In-service airCraft project (MOZAIC). The shapes of...
On the distribution of relative humidity in cirrus clouds (2004)
Spichtinger, P., Gierens, K., Smit, H. G. J., Ovarlez, J.
We have analysed relative humidity statistics from measurements in cirrus clouds taken unintentionally during the Measurement of OZone by Airbus In-service airCraft project (MOZAIC). The shapes of...
On the distribution of relative humidity in cirrus clouds (2004)
Spichtinger, P., Gierens, K., Smit, H. G. J., Ovarlez, J.
We have analysed relative humidity statistics from measurements in cirrus clouds taken unintentionally during the Measurement of OZone by Airbus In-service airCraft project (MOZAIC). The shapes of...
Ice supersaturation as seen from TOVS (2004)
K. Gierens, R. Kohlhepp, P. Spichtinger, M. Schroedter-Homscheidt
We have analysed the upper tropospheric humidity with respect to ice (UTHi) data product obtained from the Television Infrared Observation Satellite (TIROS) Operational Vertical Sounder (TOVS)...
On the distribution of relative humidity in cirrus clouds (2004)
P. Spichtinger, K. Gierens, J. Ovarlez
We have analysed relative humidity statistics from measurements in cirrus clouds taken unintentionally during the Measurement of OZone by Airbus In-service airCraft project (MOZAIC). The shapes of...
P. Spichtinger, K. Gierens, H. Wernli
A case study is presented on the formation and evolution of an ice-supersaturated region (ISSR) that was detected by a radiosonde in NE Germany at 06:00 UTC 29 November 2000. The ISSR was...
In order to determine typical sizes of ice-supersaturated regions (ISSRs) in the upper troposphere and lowermost stratosphere we set up the frequency distribution of path lengths flown by MOZAIC...
In order to determine typical sizes of ice-supersaturated regions (ISSRs) in the upper troposphere and lowermost stratosphere we set up the frequency distribution of path lengths flown by MOZAIC...