Publications of Hartwig Harder

Journal Article (94)

Journal Article
Curtius, J.; Heinritzi, M.; Beck, L. J.; Pöhlker , M. L.; Tripathi, N.; Krumm, B. E.; Holzbeck, P.; Nussbaumer, C. M.; Pardo, L. H.; Klimach, T. et al.: Author Correction: Isoprene nitrates drive new particle formation in Amazon’s upper troposphere. Nature (2025)
Journal Article
Unfer, G. R.; Machado, L. A. T.; Albrecht, R. I.; Cecchini, M. A.; Harder, H.; Magina, F. C.; Pöhlker, M. L.; Pöschl, U.; de Arellano, J. V.; Williams, E. R. et al.: Decoding the relationship between cloud electrification, downdrafts, and surface ozone in the Amazon basin. Journal of Geophysical Research: Atmospheres 130 (4), e2024JD042158 (2025)
Journal Article
Curtius, J.; Heinritzi, M.; Beck, L. J.; Pöhlker , M. L.; Tripathi, N.; Krumm, B. E.; Holzbeck, P.; Nussbaumer, C. M.; Pardo, L. H.; Klimach, T. et al.: Isoprene nitrates drive new particle formation in Amazon’s upper troposphere. Nature 636, pp. 124 - 130 (2024)
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Shen, J.; Russell, D. M.; DeVivo, J.; Kunkler, F.; Baalbaki, R.; Mentler, B.; Scholz, W.; Yu, W.; Caudillo-Plath, L.; Sommer, E. et al.: New particle formation from isoprene under upper-tropospheric conditions. Nature 636, pp. 115 - 123 (2024)
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Machado, L. A. T.; Unfer, G. R.; Brill, S.; Hildmann, S.; Pöhlker, C.; Cheng, Y.; Williams, J.; Harder, H.; Andreae, M. O.; Artaxo, P. et al.: Frequent rainfall-induced new particle formation within the canopy in the Amazon rainforest. Nature Geoscience 17 (2024)
Journal Article
Xenofontos, C.; Kohl, M.; Ruhl, S.; Almeida, J.; Beckmann, H. M.; Caudillo-Plath, L.; Ehrhart, S.; Höhler, K.; Kaniyodical Sebastian, M.; Kong, W. et al.: The impact of ammonia on particle formation in the Asian Tropopause Aerosol Layer. npj Climate and Atmospheric Science 7 (1), 215 (2024)
Journal Article
Nowatzki, M.; Fitzsimmons, K. E.; Harder, H.; Rosner, H.-J.: Investigating palaeodune orientations and contemporary wind regimes in Southeast Kazakhstan using a semi-automated mapping framework. Earth surface processes and landforms 49 (2024)
Journal Article
Machado, L. A. T.; Kesselmeier, J.; Botía, S.; van Asperen, H.; Andreae, M. O.; de Araújo, A. C.; Artaxo, P.; Edtbauer, A.; Ferreira, R. R.; Franco, M. A. et al.: How rainfall events modify trace gas mixing ratios in central Amazonia. Atmospheric Chemistry and Physics 24 (15), pp. 8893 - 8910 (2024)
Journal Article
Nussbaumer, C. M.; Kohl, M.; Pozzer, A.; Tadic, I.; Rohloff, R.; Marno, D.; Harder, H.; Ziereis, H. A.; Zahn, A.; Obersteiner, F. et al.: Ozone Formation Sensitivity to Precursors and Lightning in the Tropical Troposphere Based on Airborne Observations. Journal of Geophysical Research: Atmospheres 129 (14), e2024JD041168 (2024)
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Kirkby, J.; Amorim, A.; Baltensperger, U.; Carslaw, K. S.; Christoudias, T.; Curtius, J.; Donahue, N. M.; Haddad, I. E.; Flagan, R. C.; Gordon, H. et al.: Atmospheric new particle formation from the CERN CLOUD experiment. Nature Geoscience 16, pp. 948 - 957 (2023)
Journal Article
Hamryszczak, Z.; Dienhart, D.; Brendel, B.; Rohloff, R.; Marno, D.; Martinez, M.; Harder, H.; Pozzer, A.; Bohn , B.; Zöger , M. et al.: Measurement report: Hydrogen peroxide in the upper tropical troposphere over the Atlantic Ocean and western Africa during the CAFE-Africa aircraft campaign. Atmospheric Chemistry and Physics 23 (10), pp. 5929 - 5943 (2023)
Journal Article
Dienhart, D.; Brendel, B.; Crowley, J. N.; Eger, P. G.; Harder, H.; Martinez, M.; Pozzer, A.; Rohloff, R.; Schuladen, J.; Tauer, S. et al.: Formaldehyde and hydroperoxide distribution around the Arabian Peninsula – evaluation of EMAC model results with ship-based measurements. Atmospheric Chemistry and Physics 23 (1), pp. 119 - 142 (2023)
Journal Article
Beall, C. M.; Hill, T. C. J.; DeMott, P. J.; Könemann, T.; Pikridas, M.; Drewnick, F.; Harder, H.; Pöhlker, C.; Lelieveld, J.; Weber, B. et al.: Ice-Nucleating Particles Near Two Major Dust Source Regions. Atmospheric Chemistry and Physics 22 (18), pp. 12607 - 12627 (2022)
Journal Article
Osipov, S.; Chowdhury, S.; Crowley, J. N.; Tadic, I.; Drewnick, F.; Borrmann, S.; Eger, P.; Fachinger, F.; Fischer, H.; Predybaylo, E. et al.: Severe atmospheric pollution in the Middle East is attributable to anthropogenic sources. Communications Earth & Environment 3, 203 (2022)
Journal Article
Reifenberg, S. F.; Martin, A.; Kohl, M.; Bacer, S.; Hamryszczak, Z.; Tadic, I.; Röder, L.; Crowley, D. J.; Fischer, H.; Kaiser, K. et al.: Numerical simulation of the impact of COVID-19 lockdown on tropospheric composition and aerosol radiative forcing in Europe. Atmospheric Chemistry and Physics 22 (16), pp. 10901 - 10917 (2022)
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Wietzoreck, M.; Kyprianou, M.; Bandowe, B. A. M.; Celik, S.; Crowley, J. N.; Drewnick, F.; Eger, P.; Friedrich, N.; Iakovides, M.; Kukučka, P. et al.: Polycyclic aromatic hydrocarbons (PAHs) and their alkylated, nitrated and oxygenated derivatives in the atmosphere over the Mediterranean and Middle East seas. Atmospheric Chemistry and Physics 22 (13), pp. 8739 - 8766 (2022)
Journal Article
Nussbaumer, C. M.; Pozzer, A.; Tadic, I.; Röder, L.; Obersteiner, F.; Harder, H.; Lelieveld, J.; Fischer, H.: Tropospheric ozone production and chemical regime analysis during the COVID-19 lockdown over Europe. Atmospheric Chemistry and Physics 21 (9), pp. 6151 - 6165 (2022)
Journal Article
Voigt, C.; Lelieveld, J.; Schlager, H.; Schneider, J.; Curtius, J.; Meerkötter, R.; Sauer, D.; Bugliaro, L.; Bohn, B.; Crowley, J. N. et al.: Cleaner skies during the COVID-19 lockdown. Bulletin of the American Meteorological Society 103 (2022)
Journal Article
Nussbaumer, C. M.; Crowley, J. N.; Schuladen, J.; Williams, J.; Hafermann, S.; Reiffs, A.; Axinte, R.; Harder, H.; Ernest, C.; Novelli, A. et al.: Measurement report: Photochemical production and loss rates of formaldehyde and ozone across Europe. Atmospheric Chemistry and Physics 21 (24), pp. 18413 - 18432 (2021)
Journal Article
Dienhart, D.; Crowley, J. N.; Bourtsoukidis, E.; Edtbauer, A.; Eger, P. G.; Ernle, L.; Harder, H.; Hottmann, B.; Martinez, M.; Parchatka, U. et al.: Measurement report: Observation-based formaldehyde production rates and their relation to OH reactivity around the Arabian Peninsula. Atmospheric Chemistry and Physics 21 (23), pp. 17373 - 17388 (2021)
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