Search Results - "Kottmeier, Ch"

Convective Boundary-Layer Entrainment: Short Review and Progress using Doppler Lidar by Träumner, K., Kottmeier, Ch, Corsmeier, U., Wieser, A.

“…The entrainment of air from the free atmosphere into the convective boundary layer is reviewed and further investigated using observations from a 2 μm Doppler…”
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Assessment of extreme wind speeds from Regional Climate Models – Part 1: Estimation of return values and their evaluation by Kunz, M, Mohr, S, Rauthe, M, Lux, R, Kottmeier, Ch

“…Frequency and intensity of gust wind speeds associated with severe mid-latitude winter storms are estimated by applying extreme value statistics to data sets…”
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The impact of convergence zones on the initiation of deep convection: A case study from COPS by Kalthoff, N., Adler, B., Barthlott, Ch, Corsmeier, U., Mobbs, S., Crewell, S., Träumner, K., Kottmeier, Ch, Wieser, A., Smith, V., Di Girolamo, P.

“…During the ‘Convective and Orographically-induced Precipitation Study’ (COPS) performed in summer 2007, deep convection developed on July 15, although…”
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Recent trends of thunderstorm and hailstorm frequency and their relation to atmospheric characteristics in southwest Germany by Kunz, M., Sander, J., Kottmeier, Ch

“…In the context of climate change, it is of particular interest whether extreme events connected to severe thunderstorms have been increasing in number or…”
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Sensitivity of soil moisture initialization for decadal predictions under different regional climatic conditions in Europe by Khodayar, S., Sehlinger, A., Feldmann, H., Kottmeier, Ch

“…ABSTRACT The impact of soil initialization is investigated through perturbation simulations with the regional climate model Consortium for Small‐scale…”
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When Do Subpollen Particles Become Relevant for Ice Nucleation Processes in Clouds? by Werchner, Sven, Gute, E., Hoose, C., Kottmeier, Ch, Pauling, A., Vogel, H., Vogel, B.

“…When exposed to sufficiently humid environments, pollen grains burst and release large quantities of small subpollen particles (SPPs) which carry ice…”
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Wind tunnel study of twelve dust samples by large particle size by Shannak, B., Corsmeier, U., Kottmeier, Ch, Al-azab, T.

“…Due to the lack of data by large dust and sand particle, the fluid dynamics characteristics, hence the collection efficiencies of different twelve dust…”
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The development of tornadic storms on the cold side of a front favoured by local enhancement of moisture and CAPE by Groenemeijer, P., Corsmeier, U., Kottmeier, Ch

“…In the afternoon of 28 July 2005, a damaging F2 tornado in Birmingham, United Kingdom, was one of three tornadoes developing on the immediate cool side of a…”
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Convective boundary-layer entrainment: short review and progress using Doppler lidar by Traumner, K, Kottmeier, Ch, Corsmeier, U, Wieser, A

“…The entrainment of air from the free atmosphere into the convective boundary layer is reviewed and further investigated using observations from a 2 µm Doppler…”
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Direct radiative effects of sea salt for the Mediterranean region under conditions of low to moderate wind speeds by Lundgren, K., Vogel, B., Vogel, H., Kottmeier, Ch

“…ABSTRACTThis study deals with the direct radiative effect of sea salt on the regional scale, within both the shortwave and longwave ranges. The COSMO‐ART model…”
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High-resolution representation of the mechanisms responsible for the initiation of isolated thunderstorms over flat and complex terrains: analysis of CSIP and COPS cases by Khodayar, S., Kalthoff, N., Wickert, J., Kottmeier, Ch, Dorninger, M.

“…Two important measurement campaigns took place in Europe in the last years, the Convective Storm Initiation Project (CSIP) and the Convective and…”
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suitability of Doppler lidar for characterizing the wind field above forest edges by TRÄUMNER, KATJA, WIESER, A, RUCK, B, FRANK, C, RÖHNER, L, KOTTMEIER, Ch

“…This study focuses on the usage of Doppler lidar to provide information about the turbulence structure above forest edges. Comparison with state-of-the-art…”
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The mistral and its effect on air pollution transport and vertical mixing by Corsmeier, U., Behrendt, R., Drobinski, Ph, Kottmeier, Ch

“…Within the framework of ESCOMPTE, the influence of local wind systems like land–sea/mountain–valley winds on the distribution of air pollutants in the southern…”
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PARAMETERIZING OPTICAL PROPERTIES OF SOOT-CONTAINING AEROSOLS by BAEUMER, D., VOGEL, B., KOTTMEIER, CH

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Emissions of the city of Augsburg determined using the mass balance method by Kalthoff, N., Corsmeier, U., Schmidt, K., Kottmeier, Ch, Fiedler, F., Habram, M., Slemr, F.

“…Air quality models require emission data of air pollutants with high temporal and spatial resolution. The highly resolved emissions are calculated by complex…”
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Airborne measurements of turbulent trace gas fluxes and analysis of eddy structure in the convective boundary layer over complex terrain: ESCOMPTE by HASEL, M, KOTTMEIER, Ch, CORSMEIER, U, WIESER, A

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The mistral and its effect on air pollution transport and vertical mixing: ESCOMPTE by CORSMEIER, U, BEHRENDT, R, DROBINSKI, Ph, KOTTMEIER, Ch

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Airborne measurements of turbulent trace gas fluxes and analysis of eddy structure in the convective boundary layer over complex terrain by Hasel, M., Kottmeier, Ch, Corsmeier, U., Wieser, A.

“…Using the new high-frequency measurement equipment of the research aircraft DO 128, which is described in detail, turbulent vertical fluxes of ozone and nitric…”
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Emissions of the city of Augsburg determined using the mass balance method: Evaluation of modeled emission inventories of ozone precursors. A case study for an urban area (Augsburg, Germany) by KALTHOFF, N, CORSMEIER, U, SCHMIDT, K, KOTTMEIER, Ch, FIEDLER, F, HABRAM, M, SLEMR, F

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Radiation exchange between stratus clouds and polar marine surfaces by FREESE, D, KOTTMEIER, C

“…The radiative energy exchange between arctic sea-ice and stratiform clouds is studied by means of aircraft measurements and a two-stream radiation transfer…”
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