搜索结果: 1-15 共查到“大气化学 ECHAM5”相关记录16条 . 查询时间(0.061 秒)
Evaluation of simulated aerosol properties with the aerosol-climate model ECHAM5-HAM using observations from the IMPACT field campaign
simulated aerosol properties the aerosol-climate model ECHAM5-HAM the IMPACT field campaign
2010/8/25
In May 2008, the measurement campaign IMPACT for observation of atmospheric aerosol and cloud properties was conducted in Cabauw, The Netherlands. With a nudged version of the coupled aerosol-climate ...
Evaluation of CLaMS, KASIMA and ECHAM5/MESSy1 simulations in the lower stratosphere using observations of Odin/SMR and ILAS/ILAS-II
CLaMS KASIMA ECHAM5/MESSy1 Odin/SMR ILAS/ILAS-II
2009/8/18
1-year data sets of monthly averaged nitrous oxide (N2O) and ozone (O3) derived from satellite measurements were used as a tool for the evaluation of atmospheric photochemical models. Two 1-year data ...
Aerosol size-dependent below-cloud scavenging by rain and snow in the ECHAM5-HAM
size-dependent below-cloud scavenging rain snow ECHAM5-HAM
2009/7/23
Wet deposition processes are highly efficient in the removal of aerosols from the atmosphere, and thus strongly influence global aerosol concentrations, and clouds, and their respective radiative forc...
Energetic particle precipitation in ECHAM5/MESSy1 – Part 1: Downward transport of upper atmospheric NOx produced by low energy electrons
ECHAM5/MESSy1 upper atmospheric NOx low energy electrons
2009/5/6
The atmospheric chemistry general circulation model ECHAM5/MESSy1 has been extended by processes that parameterise particle precipitation. Several types of particle precipitation that directly affect ...
Sensitivity of aerosol concentrations and cloud properties to nucleation and secondary organic distribution in ECHAM5-HAM global circulation model
aerosol concentrations cloud properties secondary organic distribution ECHAM5-HAM global circulation model
2009/3/13
The global aerosol-climate model ECHAM5-HAM was modified to improve the representation of new particle formation in the boundary layer. Activation-type nucleation mechanism was introduced to produce o...
Simulation of the climate impact of Mt. Pinatubo eruption using ECHAM5 – Part 1: Sensitivity to the modes of atmospheric circulation and boundary conditions
climate impact Mt. Pinatubo eruption ECHAM5 atmospheric circulation boundary conditions
2009/3/12
The eruption of Mt. Pinatubo in the Philippines in June 1991 was one of the strongest volcanic eruptions in the 20th century and this well observed eruption can serve as an important case study to und...
The aerosol-climate modelling system ECHAM5-HAM is introduced. It is based on a flexible microphysical approach and, as the number of externally imposed parameters is minimised, allows the application...
Aerosol activation and cloud processing in the global aerosol-climate model ECHAM5-HAM
Aerosol activation cloud processing global aerosol-climate model
2009/1/12
A parameterization for cloud processing is presented that calculates activation of aerosol particles to cloud drops, cloud drop size, and pH-dependent aqueous phase sulfur chemistry. The parameterizat...
Nitrogen compounds and ozone in the stratosphere: comparison of MIPAS satellite data with the chemistry climate model ECHAM5/MESSy1
Nitrogen compounds ozone stratosphere MIPAS satellite data ECHAM5/MESSy1
2008/12/24
The chemistry climate model ECHAM5/MESSy1 (E5/M1) in a setup extending from the surface to 80 km with a vertical resolution of about 600 m near the tropopause with nudged tropospheric meteorology allo...
Global cloud and precipitation chemistry and wet deposition: tropospheric model simulations with ECHAM5/MESSy1
Global cloud precipitation chemistry wet deposition
2008/12/10
The representation of cloud and precipitation chemistry and subsequent wet deposition of trace constituents in global atmospheric chemistry models is associated with large uncertainties. To improve th...
Simulating organic species with the global atmospheric chemistry general circulation model ECHAM5/MESSy1: a comparison of model results with observations
organic species global atmospheric chemistry ECHAM5/MESSy
2008/12/10
The atmospheric-chemistry general circulation model ECHAM5/MESSy1 is evaluated with observations of different organic ozone precursors. This study continues a prior analysis which focused primarily on...
Corrigendum to“Influence of Giant CCN on warm rain processes in the ECHAM5 GCM”published in Atmos. Chem. Phys., 8, 2949–2963, 2008.
Influence Giant CCN ECHAM5 GCM
2008/11/19
Corrigendum to "Influence of Giant CCN on warm rain processes in the ECHAM5 GCM" published in Atmos. Chem. Phys., 8, 2949–2963, 2008.
Cloud microphysics and aerosol indirect effects in the global climate model ECHAM5-HAM
microphysics aerosol ECHAM5-HAM
2008/11/12
The double-moment cloud microphysics scheme from ECHAM4 that predicts both the mass mixing ratios and number concentrations of cloud droplets and ice crystals has been coupled to the size-resolved aer...
Introduction of prognostic rain in ECHAM5: design and single column model simulations
prognostic rain ECHAM5 single column model
2008/11/10
Prognostic equations for the rain mass mixing ratio and the rain drop number concentration are introduced into the large-scale cloud microphysics parameterization of the ECHAM5 general circulation mod...
Modeling cosmogenic radionuclides 10Be and 7Be during the Maunder Minimum using the ECHAM5-HAM General Circulation Model
cosmogenic radionuclides Maunder Minimum ECHAM5-HAM General Circulation Model
2008/11/7
All existing 10Be records from Greenland and Antarctica show increasing concentrations during the Maunder Minimum period (MM), 1645–1715, when solar activity was very low and the climate was colder (l...