Roland Schrödner
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View article: Modelling anthropogenic aerosol sources and secondary organic aerosol formation: a wintertime study in central Europe
Modelling anthropogenic aerosol sources and secondary organic aerosol formation: a wintertime study in central Europe Open
Anthropogenic aerosol particles remain a significant air quality concern in central Europe, particularly during winter months. This study employs the chemistry transport model COSMO–MUSCAT (COnsortium for Small scale MOdelling coupled with…
View article: Modeling Anthropogenic Aerosol Sources and Secondary Organic Aerosol Formation: A Wintertime Study in Central Europe
Modeling Anthropogenic Aerosol Sources and Secondary Organic Aerosol Formation: A Wintertime Study in Central Europe Open
Anthropogenic aerosol particles remain a significant air quality concern in Central Europe, particularly during winter months. This study employs the COSMO-MUSCAT chemistry transport model to investigate particulate matter sources, with a f…
View article: Vertical transport and segregation of ice nucleating particles in deep convective clouds
Vertical transport and segregation of ice nucleating particles in deep convective clouds Open
Ice nucleating particles (INP) play a crucial role in shaping Earth's weather and climate by influencing cloud properties and precipitation behavior. However, their abundance in the free troposphere and transport mechanisms remain poorly c…
View article: Polysaccharides - Important Constituents of Ice Nucleating Particles of Marine Origin
Polysaccharides - Important Constituents of Ice Nucleating Particles of Marine Origin Open
Ice formation processes influence the radiative properties, precipitation formation and consequently cloud life time in these mixed-phase clouds. Primary ice formation is enabled by so-called ice nucleating particles (INPs). In remote mari…
View article: Polysaccharides─Important Constituents of Ice-Nucleating Particles of Marine Origin
Polysaccharides─Important Constituents of Ice-Nucleating Particles of Marine Origin Open
Remote marine regions are characterized by a high degree of cloud cover that greatly impacts Earth's radiative budget. It is highly relevant for climate projections to represent the ice formation in these clouds. Therefore, it is crucial t…
View article: Investigating the Atmospheric Dispersion of Microplastic Particles - A Model Study
Investigating the Atmospheric Dispersion of Microplastic Particles - A Model Study Open
Widespread contamination of several environmental compartments by micro and nano plastic particles has been documented globally, extending even to rural regions. The airborne transport of these particles is a recognised phenomenon; ho…
View article: Urban network of cost-efficient particulate matter measurement devices: Performance against reference observations and scientific benefit
Urban network of cost-efficient particulate matter measurement devices: Performance against reference observations and scientific benefit Open
22 cost-efficient (aka ‘low-cost’) commercially available particulate matter (PM) measurement devices were installed in a diverse urban area in Leipzig, Germany. The instruments measure mostly PM2.5, some additionally PM10, and…
View article: How the extreme 2019–2020 Australian wildfires affected global circulation and adjustments
How the extreme 2019–2020 Australian wildfires affected global circulation and adjustments Open
Wildfires are a significant source of absorbing aerosols in the atmosphere. Extreme fires in particular, such as those during the 2019–2020 Australian wildfire season (Black Summer fires), can have considerable large-scale effects. In this…
View article: Comment on egusphere-2023-113
Comment on egusphere-2023-113 Open
Abstract. Wildfires are a significant source of absorbing aerosols in the atmosphere. Especially extreme fires, such as those during the 2019–2020 Australian wildfire season (Black Summer fires), can have considerable large-scale effects. …
View article: Application of cost-efficient particulate matter measurement devices in an urban network and comparison to state-of-the-art air quality monitoring
Application of cost-efficient particulate matter measurement devices in an urban network and comparison to state-of-the-art air quality monitoring Open
22 cost-efficient (aka ‘low-cost’) commercially available particulate matter (PM) measurement devices were installed in a diverse urban area in Leipzig, Germany. The instruments measure mostly PM2.5, some additionally PM10, and…
View article: How the extreme 2019–2020 Australian wildfires affected global circulation and adjustments
How the extreme 2019–2020 Australian wildfires affected global circulation and adjustments Open
Wildfires are a significant source of absorbing aerosols in the atmosphere. Especially extreme fires, such as those during the 2019–2020 Australian wildfire season (Black Summer fires), can have considerable large-scale effects. In this co…
View article: Dataset associated with Senf et al. (2023): "How the extreme 2019-2020 Australian wildfire affected global circulation and adjustments"
Dataset associated with Senf et al. (2023): "How the extreme 2019-2020 Australian wildfire affected global circulation and adjustments" Open
This contains data aggregates derived from global ECHAM-HAM simulation for the study for effects due to the extreme Australian wildfire event 2019/2020. This data build the basis for analysis and figures in Senf et al. (2023) submitted to …
View article: Dataset associated with Senf et al. (2023): "How the extreme 2019-2020 Australian wildfire affected global circulation and adjustments"
Dataset associated with Senf et al. (2023): "How the extreme 2019-2020 Australian wildfire affected global circulation and adjustments" Open
This contains data aggregates derived from global ECHAM-HAM simulation for the study for effects due to the extreme Australian wildfire event 2019/2020. This data build the basis for analysis and figures in Senf et al. (2023) submitted to …
View article: Important role of stratospheric injection height for the distribution and radiative forcing of smoke aerosol from the 2019–2020 Australian wildfires
Important role of stratospheric injection height for the distribution and radiative forcing of smoke aerosol from the 2019–2020 Australian wildfires Open
More than 1 Tg smoke aerosol was emitted into the atmosphere by the exceptional 2019–2020 southeastern Australian wildfires. Triggered by the extreme fire heat, several deep pyroconvective events carried the smoke directly into the stratos…
View article: The EC-Earth3 Earth system model for the Coupled Model Intercomparison Project 6
The EC-Earth3 Earth system model for the Coupled Model Intercomparison Project 6 Open
The Earth system model EC-Earth3 for contributions to CMIP6 is documented here, with its flexible coupling framework, major model configurations, a methodology for ensuring the simulations are comparable across different high-performance c…
View article: Application of the spectral cloud microphysics model COSMO-SPECS for sensitivity studies in real mixed-phase cloud scenarios
Application of the spectral cloud microphysics model COSMO-SPECS for sensitivity studies in real mixed-phase cloud scenarios Open
<p>Within mixed phase clouds several microphysical processes exchange water between the three compartments vapor, liquid phase (cloud and rain droplets) and ice phase (ice and snow crystals). In the recent years, mixed-phase clouds w…
View article: Description and evaluation of a secondary organic aerosol and new particle formation scheme within TM5-MP v1.2
Description and evaluation of a secondary organic aerosol and new particle formation scheme within TM5-MP v1.2 Open
We have implemented and evaluated a secondary organic aerosol scheme within the chemistry transport model TM5-MP in this work. In earlier versions of TM5-MP the secondary organic aerosol (SOA) was emitted as Aitken-sized particle mass emul…
View article: Opportunistic experiments to constrain aerosol effective radiative forcing
Opportunistic experiments to constrain aerosol effective radiative forcing Open
Aerosol–cloud interactions (ACIs) are considered to be the most uncertain driver of present-day radiative forcing due to human activities. The nonlinearity of cloud-state changes to aerosol perturbations make it challenging to attribute ca…
View article: Important role of stratospheric injection height for the distribution and radiative forcing of smoke aerosol from the 2019/2020 Australian wildfires
Important role of stratospheric injection height for the distribution and radiative forcing of smoke aerosol from the 2019/2020 Australian wildfires Open
More than 1 Tg smoke aerosol was emitted into the atmosphere by the exceptional 2019–2020 Southeast Australian wildfires. Triggered by the extreme fire heat, several deep pyroconvective events carried the smoke directly into the stratosphe…
View article: EC-Earth3-AerChem: a global climate model with interactive aerosols and atmospheric chemistry participating in CMIP6
EC-Earth3-AerChem: a global climate model with interactive aerosols and atmospheric chemistry participating in CMIP6 Open
This paper documents the global climate model EC-Earth3-AerChem, one of the members of the EC-Earth3 family of models participating in the Coupled Model Intercomparison Project Phase 6 (CMIP6). EC-Earth3-AerChem has interactive aerosols an…
View article: Opportunistic Experiments to Constrain Aerosol Effective Radiative Forcing
Opportunistic Experiments to Constrain Aerosol Effective Radiative Forcing Open
Aerosol-cloud interactions (ACI) are considered to be the most uncertain driver of present-day radiative forcing due to human activities. The non-linearity of cloud-state changes to aerosol perturbations make it challenging to attribute ca…
View article: Description and Evaluation of a Secondary Organic Aerosol andNew Particle Formation Scheme within TM5-MP v1.1
Description and Evaluation of a Secondary Organic Aerosol andNew Particle Formation Scheme within TM5-MP v1.1 Open
We have implemented and evaluated a secondary organic aerosol scheme within the chemistry transport model TM5-MP in this work. In earlier versions of TM5-MP the secondary organic aerosol was emitted as Aitken sized particle mass emulating …
View article: Direct radiative effects of smoke aerosol during the extreme 2019/2020 Australian wildfire season
Direct radiative effects of smoke aerosol during the extreme 2019/2020 Australian wildfire season Open
<p>Record wildfires affected Australia from December 2019 to early 2020. Massive plumes of fire pollutants were lifted into the upper troposphere and even into the stratosphere by pyro-convection triggered by the intense heat of the …
View article: Application of COSMO-SPECS for remote sensing observations of mixed-phase clouds during CyCare and DACAPO-PESO
Application of COSMO-SPECS for remote sensing observations of mixed-phase clouds during CyCare and DACAPO-PESO Open
<p>During the campaigns CyCyare (Limassol, Cyprus) and DACAPO-PESO (Punta Arenas, Chile), remote sensing methods were applied to study mixed-phase clouds. The two sites show contrasting aerosol loads with very clean, marine atmospher…
View article: Data for paper publication 'Extreme 2019-2020 Australian wildfires substantially perturbed Earth's radiation budget'
Data for paper publication 'Extreme 2019-2020 Australian wildfires substantially perturbed Earth's radiation budget' Open
This repository contains data from the aerosol-climate simulations performed with the ECHAM6.3-HAM2.3 model and aerosol lidar profles, as presented in the paper publication by Heinold et al.: Extreme 2019-2020 Australian wildfires substant…
View article: The EC-Earth3 Earth System Model for the Climate ModelIntercomparison Project 6
The EC-Earth3 Earth System Model for the Climate ModelIntercomparison Project 6 Open
The Earth System Model EC-Earth3 for contributions to CMIP6 is documented here, with its flexible coupling framework, major model configurations, a methodology for ensuring the simulations are comparable across different HPC systems, and w…
View article: EC-Earth3-AerChem, a global climate model with interactive aerosolsand atmospheric chemistry participating in CMIP6
EC-Earth3-AerChem, a global climate model with interactive aerosolsand atmospheric chemistry participating in CMIP6 Open
This paper documents the global climate model EC-Earth3-AerChem, one of the members of the EC-Earth3 family of models participating in the Coupled Model Intercomparison Project phase 6 (CMIP6). EC-Earth3-AerChem has interactive aerosols an…
View article: Constraining the Twomey effect from satellite observations: issues and perspectives
Constraining the Twomey effect from satellite observations: issues and perspectives Open
The Twomey effect describes the radiative forcing associated with a change in cloud albedo due to an increase in anthropogenic aerosol emissions. It is driven by the perturbation in cloud droplet number concentration (ΔNd, ant) in liquid-w…