Aerosol and Microphysics Studies
Representation of nucleation mode microphysics in a global aerosol model with sectional microphysics
... Several studies have investigated the sensitivity of CCN predictions to nucleation rates (Kristj´ansson et ...most studies show less than 20 % changes in CCN concentrations at ...
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MATRIX-VBS (v1.0): implementing an evolving organic aerosol volatility in an aerosol microphysics model
... organic aerosol (POA) and including SOA from a wider set of precursors including intermediate-volatility or- ganic compounds ...ganic aerosol and their ...Other studies have used the 2-D VBS (Donahue ...
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A Fast and Efficient Version of the TwO-Moment Aerosol Sectional (TOMAS) Global Aerosol Microphysics Model
... specific aerosol processes: condensation, coagulation, emissions, and activa- tion/cloud ...processing. Microphysics errors in aerosol mass are negligible except for sea-salt ...concentrations, ...
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Evaluation of the sectional aerosol microphysics module SALSA implementation in ECHAM5-HAM aerosol-climate model
... tions. The particle diameter of 100 nm corresponds roughly to activation at critical supersaturation of 0.3 % for Finnish background aerosol (Sihto et al., 2010). In four cases SALSA shows wider frequency of ...
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Coupling aerosol optics to the MATCH (v5.5.0) chemical transport model and the SALSA (v1) aerosol microphysics module
... case studies in some more ...tal aerosol radiative forcing and the black carbon radiative ...case studies within manageable bounds, we restrict ourselves to four geographic locations (two over land, ...
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Overview of the development of the Aerosol Loading Interface for Cloud microphysics In Simulation (ALICIS)
... the aerosol size distribution have been conducted worldwide, most obtained a bulk aerosol size distribution containing all chemical ...of aerosol par- ticles is highly problematic in constraining the ...
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Tropospheric aerosol microphysics simulation with assimilated meteorology: model description and intermodel comparison
... Several studies in the past evaluated ver- tical transport of each model using one or more or the com- bination of 222 Rn, 210 Pb, and 7 Be as tracers (Allen et ...cluding microphysics schemes, ...
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Strong dependence of atmospheric feedbacks on mixed‐phase microphysics and aerosol‐cloud interactions in HadGEM3
... From the model-development perspective, our efforts as a community should focus on improving under- standing of the underlying processes and finding observational process-based metrics that are capable of constraining ...
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MADE-in: a new aerosol microphysics submodel for global simulation of insoluble particles and their mixing state
... tivity studies we performed with EMAC/MADE with differ- ent assumptions on the splitting of the emitted dust mass into coarse and accumulation mode mass demonstrate that the at- mospheric dust burden in the model ...
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Aerosol microphysics modules in the framework of the ECHAM5 climate model – intercomparison under stratospheric conditions
... The aerosol distribution in aerosol modules is described in most cases using the bulk approach (Liao and Seinfeld, 2005; Liu et ...the aerosol mass is ...sectional aerosol schemes resolve ...
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Performance of McRAS-AC in the GEOS-5 AGCM: aerosol-cloud-microphysics, precipitation, cloud radiative effects, and circulation
... the aerosol datasets and computer power to perform aerosol–cloud–radiation interactions became ...based aerosol activation parameterizations for GCMs have emerged ...Higher aerosol par- ticle ...
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Field and Laboratory Studies of Atmospheric Organic Aerosol
... emit aerosol into the marine stratocumulus ...and aerosol physical ...background aerosol, whereas the fingerprint for freshly emitted emissions was primarily constrained to the immediate vicinity of ...
144
Observations of the variation in aerosol and cloud microphysics along the 20°s transect on 13 november 2008 during VOCALS-REx
... cloud microphysics are consistent with the typical behavior showing a decrease in aerosol particles by a factor of 3–4, and a decrease in cloud droplet number concentration westward from the coast from ...
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Large-eddy simulation of radiation fog with comprehensive two-moment bulk microphysics: Impact of different aerosol activation and condensation parameterizations
... and aerosol activation, on the structure and life cycle of radiation fog in large-eddy ...previous studies, a positive feedback be- tween the droplet number concentration (as a consequence of the applied ...
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Computational Modeling Studies of Fundamental Aerosol Cloud Interactions
... the microphysics models presented herein applied to other cases, this discussion serves to provide a conceptual view of the applicability of saturation adjustment in ...
209
Numerical Weather Prediction of Stratus: Sensitivity to Aerosol Aware Microphysics
... the aerosol production and advection of the scheme, including sensitivity tests for the scaling factor and comparison with aerosol ...ice-friendly aerosol influence of the ...
147
Evaluations of tropospheric aerosol properties simulated by the community earth system model with a sectional aerosol microphysics scheme
... both aerosol direct and indirect effects [Stocker et ...the aerosol impacts on climate, global climate models with sophisticated aerosol schemes are needed to gain a better understanding of the ...
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A global off-line model of size-resolved aerosol microphysics: I. Model development and prediction of aerosol properties
... of Aerosol Processes (GLOMAP) has been developed as an extension to the TOMCAT 3-D Eulerian off-line chemical transport ...global aerosol size distribution using a sectional two-moment scheme and in- cludes ...
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Contributions to the Understanding of Aerosol Microphysics Towards Improving the Assessment of Climate Radiative Forcing.
... background aerosol state to improve the assessment of anthropogenic effects, an experimental study on the water uptake ability of xanthan gum as a proxy for marine hydrogel, a component of natural primary emitted ...
181
Aerosol microphysics simulations of the Mt. Pinatubo eruption with the UM-UKCA composition-climate model
... dynamics in stratospheric CCMs, and we aim to include and assess the impact of these feedbacks in a future study (Mann et al., in prep., 2014). Our simulations here indicate that the model is capable of capturing the ...
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