Stadelmann, A., Grenfell, J. L., Lammer, H., Motschmann, U.
Previous studies have shown that extrasolar Earth-like planets in close-in habitable zones around M-stars are weakly protected against galactic cosmic rays (GCRs), leading to a strongly increased...
Atmospheric biomarker and spectral responses to biogenic variations on Earth-like planets (2009)
Godolt, M, Gebauer, S, Grenfell, J L, Hedelt, Pascal, Von Paris, Philip, Stracke, Barbara, ...
Climatic effects of cloud particles in Earth-like planetary extrasolar atmospheres (2009)
Kitzmann, D, Patzer, B, Von Paris, Philip, Grenfell, J L, Rauer, Heike
The Inner Boundary of the Habitable Zone for Earth-like Planets (2009)
Stracke, Barbara, Grenfell, J L, Von Paris, Philip, Patzer, B, Rauer, Heike
Modelling of Super-Earth Atmospheres: The Gliese 581 system (2008)
Von Paris, Philip, Patzer, B., Rauer, Heike, Grenfell, J. L., Hedelt, Pascal, Stracke, Barbara
Modelling of Super-Earth Atmospheres: Hot Super-Earths around different central stars (2008)
Von Paris, Philip, Grenfell, J. L., Hedelt, Pascal, Stracke, Barbara, Rauer, Heike
The dependence of the inner boundary of the habitable zone on gravity variation (2008)
Stracke, Barbara, Von Paris, Philip, Grenfell, J. L., Patzer, B., Rauer, Heike
Photochemical Biomarkers in Super-Earth atmospheres (2008)
Grenfell, J. L., Von Paris, Philip, Hedelt, Pascal, Stracke, Barbara, Rauer, Heike
Does magnetospheric protection of M-star planets depend on planetary mass? (2008)
Grenfell, J. L., Patzer, B., Von Paris, Philip, Lammer, H., Stadelmann, A., ...
Hot Super-Earths around K- and M-stars (2008)
Von Paris, Philip, Grenfell, J L, Hedelt, Pascal, Stracke, Barbara, Rauer, Heike
Variation of Atmospheric Biogenic Emission in a coupled Radiative-Photochemical Model (2008)
Rauer, Heike, Grenfell, J L, Stracke, Barbara, Von Paris, Philip, Gebauer, S, Godolt, M
Photochemical Responses of Biomarkers in Superearth Atmospheres (2008)
Grenfell, J L, Von Paris, Philip, Stracke, Barbara, Rauer, Heike
Climatic effects of cloud particles in the atmospheres of Earth-like extrasolar planets (2008)
Kitzmann, D, Patzer, B, Von Paris, P, Grenfell, J L, Rauer, Heike
Atmospheric composition of cold Super-Earths (2008)
Von Paris, Philip, Patzer, B, Grenfell, J L, Hedelt, Pascal, Stracke, Barbara, Rauer, Heike
On the condensating species in terrestrial extrasolar planetary atmospheres (2008)
Patzer, B, Von Paris, Philip, Kitzmann, D, Rauer, Heike, Grenfell, J L
Chemical Processes affecting Ozone in Early Earth type Atmospheres (2007)
Grenfell, J. L., Von Paris, P., Stracke, B., Hedelt, P., Patzer, B., Titz, R., ...
Influence of Atmospheric Chemistry on the Inner Boundary of the Habitable Zone (2007)
Stracke, B., Grenfell, J. L., Patzer, B., Von Paris, P., Rauer, H.
Biomarker Response to Cosmic Rays on Planets orbiting in the Habitable Zone of M-Stars (2006)
Grenfell, J. L., Patzer, B., Rauer, H., Segura, A., Stadelmann, A., ...
Chemical reaction pathways affecting stratospheric and mesospheric ozone (2006)
Grenfell, J. L., Lehmann, R., Mieth, P., Langematz, U., Steil, B.
Chemical reaction pathways affecting stratospheric and mesospheric ozone (2006)
Grenfell, J. L., Lehmann, R., Mieth, P., Langematz, U., Steil, B.
Was the Early Earth shielded from UV by Ozone produced from the Smog Mechanism? (2005)
Stracke, B., Grenfell, J. L., Patzer, B., Titz, R., Rauer, H.
K. Krüger, U. Langematz, J. L. Grenfell, K. Labitzke
The purpose of this study is to investigate horizontal transport processes in the winter stratosphere using data with a resolution relevant for chemistry and climate modeling. For this reason the...
Krüger, K., Langematz, U., Grenfell, J. L., Labitzke, K.
The purpose of this study is to investigate horizontal transport processes in the winter stratosphere using data with a resolution relevant for chemistry and climate modeling. For this reason the...
Krüger, K., Langematz, U., Grenfell, J. L., Labitzke, K.
The purpose of this study is to investigate horizontal transport processes in the winter stratosphere using data with a resolution relevant for chemistry and climate modeling. For this reason the...
Krüger, K., Langematz, U., Grenfell, J. L., Labitzke, K.
The purpose of this study is to investigate horizontal transport processes in the winter stratosphere using data with a high spatial and temporal resolution. For this reason the Freie Universität...
Krüger, K., Langematz, U., Grenfell, J. L., Labitzke, K.
The purpose of this study is to investigate horizontal transport processes in the winter stratosphere using data with a high spatial and temporal resolution. For this reason the Freie Universität...
Mieth, P., Grenfell, J. L., Langematz, U., Kunze, M.
We report the sensitivity of the Berlin Climate Middle Atmosphere Model (CMAM) to different gravity-wave (GW) parameterisations. We perform five perpetual January experiments: 1) Rayleigh friction...
Mieth, P., Grenfell, J. L., Langematz, U., Kunze, M.
We report the sensitivity of the Berlin Climate Middle Atmosphere Model (CMAM) to different gravity-wave (GW) parameterisations. We perform five perpetual January experiments: 1) Rayleigh friction...
K. Krüger, U. Langematz, J. L. Grenfell, K. Labitzke
The purpose of this study is to investigate horizontal transport processes in the winter stratosphere using data with a high spatial and temporal resolution. For this reason the Freie...
Sensitivity studies of oxidative changes in the troposphere in 2100 using the GISS GCM (2003)
J. L. Grenfell, D. T. Shindell, V. Grewe
We examine the relative importance of chemical precursor emissions affecting ozone (O3) and hydroxyl (OH) for the year 2100. Runs were developed from the Comparison of Tropospheric Oxidants (Ox_Comp)...
Sensitivity studies of oxidative changes in the troposphere in 2100 using the GISS GCM (2003)
Grenfell, J. L., Shindell, D. T., Grewe, V.
We examine the relative importance of chemical precursor emissions affecting ozone (O3) and hydroxyl (OH) for the year 2100. Runs were developed from the Comparison of Tropospheric Oxidants (Ox_Comp)...
Sensitivity studies of oxidative changes in the troposphere in 2100 using the GISS GCM (2003)
Grenfell, J. L., Shindell, D. T., Grewe, V.
We examine the relative importance of chemical precursor emissions affecting ozone (O3) and hydroxyl (OH) for the year 2100. Runs were developed from the Comparison of Tropospheric Oxidants (Ox_Comp)...
Sensitivity studies of oxidative changes in the troposphere in 2100 using the GISS GCM (2003)
Grenfell, J. L., Shindell, D. T., Grewe, V.
We examine the relative importance of chemical precursor emissions affecting ozone (O3) and hydroxyl (OH) for the year 2100. Runs were developed from the Comparison of Tropospheric Oxidants (Ox_Comp)...
Sensitivity studies of oxidative changes in the troposphere in 2100 using the GISS GCM (2003)
Grenfell, J. L., Shindell, D. T., Grewe, V.
We examine the relative importance of chemical precursor emissions affecting ozone (O3) and hydroxyl (OH) for the year 2100. Runs were developed from the Comparison of Tropospheric Oxidants (Ox_Comp)...
Impact of Surface Emissions and Climate Change on the Atmospheric Composition (2000)
Grewe, V., Grenfell, J.L., Shindell, D.T., Dameris, M., Hein, R., Sausen, R., ...
James, J. D., Harrison, Roy M., Savage, N. H., Allen, A. G., Grenfell, J. L., Allan, B. J., ...
Using a combination of field measurement data and a modified photochemical box model, strong evidence is presented to suggest that the rate of daytime oxidation of dimethyl sulfide (DMS) by OH...
Grenfell, J. L., Harrison, R. M., Allen, A. G., Shi, J. P., Penkett, S. A., O’Dowd, C. D., ...
Massive “bursts” in condensation nuclei (CN) concentration were recorded at a remote site on the west Irish coast during campaigns in summer 1996 and spring/summer 1997. Number concentrations of...