Publications of Horst Fischer

Crowley, J. N., Dörich, R., Eger, P., Helleis, F., Tadic, I., Fischer, H., Williams, J., Edtbauer, A., Wang, N., Holanda, B. A., Pöhlker, M. L., Pöschl, U., Pozzer, A. and Lelieveld, J.: Peroxy acetyl nitric anhydride (PAN) and peroxy acetic acid (PAA) over the Atlantic west of Africa during CAFE-Africa and the influence of biomass-burning, Environmental science: Atmospheres, 5(5), 620–635, doi:10.1039/d5ea00006h, 2025.

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., Barmpounis, K., Andersen, S. T., Bardakov, R., Bohn, B., Cecchini, M. A., Chaboureau, J.-P., Dauhut, T., Dienhart, D., Dörich, R., Edtbauer, A., Giez, A., Hartmann, A., Holanda, B. A., Joppe, P., Kaiser, K., Keber, T., Klebach, H., Krüger, O. O., Kürten, A., Mallaun, C., Marno, D., Martinez, M., Monteiro, C., Nelson, C., Ort, L., Raj, S. S., Richter, S., Ringsdorf, A., Rocha, F., Simon, M., Sreekumar, S., Tsokankunku, A., Unfer, G. R., Valenti, I. D., Wang, N., Zahn, A., Zauner-Wieczorek, M., Albrecht, R. I., Andreae, M. O., Artaxo, P., Crowley, J. N., Fischer, H., Harder, H., Herdies, D. L., Machado, L. A. T., Pöhlker, C., Pöschl, U., Possner, A., Pozzer, A., Schneider, J., Williams, J. and Lelieveld, J.: Author Correction: Isoprene nitrates drive new particle formation in Amazon’s upper troposphere, Nature, doi:10.1038/s41586-025-08906-2, 2025.

Nussbaumer, C. M., Pozzer, A., Hewson, M., Ort, L., Krumm, B., Byron, J., Williams, J., Joppe, P., Obersteiner, F., Zahn, A., Lelieveld, J. and Fischer, H.: Low Tropospheric Ozone Over the Indo-Pacific Warm Pool Related to Non-Electrified Convection, Geophysical Research Letters, 52(5), doi:10.1029/2024GL112788, 2025.

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., Barmpounis, K., Andersen, S. T., Bardakov, R., Bohn, B., Cecchini, M. A., Chaboureau, J.-P., Dauhut, T., Dienhart, D., Dörich, R., Edtbauer, A., Giez, A., Hartmann, A., Holanda, B. A., Joppe, P., Kaiser, K., Keber, T., Klebach, H., Krüger, O. O., Kürten, A., Mallaun, C., Marno, D., Martinez, M., Monteiro, C., Nelson, C., Ort, L., Raj, S. S., Richter, S., Ringsdorf, A., Rocha, F., Simon, M., Sreekumar, S., Tsokankunku, A., Unfer, G. R., Valenti, I. D., Wang, N., Zahn, A., Zauner-Wieczorek, M., Albrecht, R. I., Andreae, M. O., Artaxo, P., Crowley, J. N., Fischer, H., Harder, H., Herdies, D. L., Machado, L. A. T., Pöhlker, C., Pöschl, U., Possner, A., Pozzer, A., Schneider, J., Williams, J. and Lelieveld, J.: Isoprene nitrates drive new particle formation in Amazon’s upper troposphere, Nature, 636, 124–130, doi:10.1038/s41586-024-08192-4, 2024.

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., Barmpounis, K., Andersen, S. T., Bardakov, R., Bohn, B., Cecchini, M. A., Chaboureau, J.-P., Dauhut, T., Dienhart, D., Dörich, R., Edtbauer, A., Giez, A., Hartmann, A., Holanda, B. A., Joppe, P., Kaiser, K., Keber, T., Klebach, H., Krüger, O. O., Kuerten, A., Mallaun, C., Marno, D., Martinez, M., Monteiro, C., Nelson, C., Ort, L., Raj, S. S., Richter , S., Ringsdorf, A., Rocha, F., Simon, M., Sreekumar, S., Tsokankunku, A., Unfer, G. R., Valenti, I. D., Wang, N., Zahn, A., Zauner-Wieczorek, M., Albrecht, R. I., Andreae, M. O., Artaxo, P., Crowley, J. N., Fischer, H., Harder, H., Herdies, D. L., Machado, L. A. T., Pöhlker, C., Pöschl, U., Possner, A., Pozzer, A., Schneider, J., Williams, J. and Lelieveld, J.: Isoprene nitrates drive new particle formation in Amazon's upper troposphere, Nature, 636(8041), 124–130, doi:10.1038/s41586-024-08192-4, 2024.

Nussbaumer, C. M., Kohl, M., Pozzer, A., Tadic, I., Rohloff, R., Marno, D., Harder, H., Ziereis, H. A., Zahn, A., Obersteiner, F., Hofzumahaus, A., Fuchs, H., Künstler, C., Brune, W. H., Ryerson, T. B., Peischl, J., Thompson, C., Bourgeois, I., Lelieveld, J. and Fischer, H.: Ozone Formation Sensitivity to Precursors and Lightning in the Tropical Troposphere Based on Airborne Observations, Journal of Geophysical Research: Atmospheres, 129(14), doi:10.1029/2024JD041168, 2024.

Röder, L. L., Ort, L., Lelieveld, J. and Fischer, H.: Quantitative analysis of temporal stability and instrument performance during field experiments of an airborne QCLAS via Allan–Werle-plots, Applied Physics B: Lasers and Optics, 130, doi:10.1007/s00340-024-08254-5, 2024.

Ort, L., Röder, L. L., Parchatka, U., Königstedt, R., Crowley, D., Kunz, F., Wittkowski, R., Lelieveld, J. and Fischer, H.: In-flight characterization of a compact airborne quantum cascade laser absorption spectrometer, Atmospheric Measurement Techniques, 17(11), 3553–3565, doi:10.5194/amt-17-3553-2024, 2024.

Nussbaumer, C. M., Fischer, H., Lelieveld, J. and Pozzer, A.: What controls ozone sensitivity in the upper tropical troposphere?, Atmospheric Chemistry and Physics, 23(19), 12651–12669, doi:10.5194/acp-23-12651-2023, 2023.

Hamryszczak, Z., Dienhart, D., Brendel, B., Rohloff, R., Marno, D., Martinez, M., Harder, H., Pozzer, A., Bohn , B., Zöger , M., Lelieveld, J. and Fischer, H.: 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), 5929–5943, doi:10.5194/acp-23-5929-2023, 2023.

Röder, L. L., Dewald, P., Nussbaumer, C. M., Schuladen, J., Crowley, J. N., Lelieveld, J. and Fischer, H.: Data quality enhancement for field experiments in atmospheric chemistry via sequential Monte Carlo filters, Atmospheric Measurement Techniques, 16(5), 1167–1178, doi:10.5194/amt-16-1167-2023, 2023.

Dienhart, D., Brendel, B., Crowley, J. N., Eger, P. G., Harder, H., Martinez, M., Pozzer, A., Rohloff, R., Schuladen, J., Tauer, S., Walter, D., Lelieveld, J. and Fischer, H.: Formaldehyde and hydroperoxide distribution around the Arabian Peninsula – evaluation of EMAC model results with ship-based measurements, Atmospheric Chemistry and Physics, 23(1), 119–142, doi:10.5194/acp-23-119-2023, 2023.

Tomsche , L., Marsing, A., Jurkat-Witschas, T., Lucke, J., Kaufmann, S., Kaiser, K., Schneider, J., Scheibe, M., Schlager, H., Röder, L., Fischer, H., Obersteiner, F., Zahn, A., Lelieveld, J. and Voigt, C.: Enhanced sulfur in the upper troposphere and lower stratosphere in spring 2020, Atmospheric Chemistry and Physics, 22(22), 15135–15151, doi:10.5194/acp-22-15135-2022, 2022.

Osipov, S., Chowdhury, S., Crowley, J. N., Tadic, I., Drewnick, F., Borrmann, S., Eger, P., Fachinger, F., Fischer, H., Predybaylo, E., Fnais, M., Harder, H., Pikridas, M., Vouterakos, P., Pozzer, A., Sciare, J., Ukhov, A., Stenchikov, G. L., Williams, J. and Lelieveld, J.: Severe atmospheric pollution in the Middle East is attributable to anthropogenic sources, Communications Earth & Environment, 3, doi:10.1038/s43247-022-00514-6, 2022.

Reifenberg, S. F., Martin, A., Kohl, M., Bacer, S., Hamryszczak, Z., Tadic, I., Röder, L., Crowley, D. J., Fischer, H., Kaiser, K., Schneider, J., Dörich, R., Crowley, J. N., Tomsche, L., Marsing, A., Voigt, C., Zahn, A., Pöhlker, C., Holanda, B. A., Krüger, O., Pöschl, U., Pöhlker, M., Jöckel, P., Dorf, M., Schumann, U., Williams, J., Bohn, B., Curtius, J., Harder, H., Schlager, H., Lelieveld, J. and Pozzer, A.: Numerical simulation of the impact of COVID-19 lockdown on tropospheric composition and aerosol radiative forcing in Europe, Atmospheric Chemistry and Physics, 22(16), 10901–10917, doi:10.5194/acp-22-10901-2022, 2022.

Hamryszczak, Z. T., Pozzer, A., Obersteiner, F., Bohn, B., Steil, B., Lelieveld, J. and Fischer, H.: Distribution of hydrogen peroxide over Europe during the BLUESKY aircraft campaign, Atmospheric Chemistry and Physics, 22(14), 9483–9497, doi:10.5194/acp-22-9483-2022, 2022.

Dewald, P., Nussbaumer, C. M., Schuladen, J., Ringsdorf, A., Edtbauer, A., Fischer, H., Williams, J., Lelieveld, J. and Crowley, J. N.: Fate of the nitrate radical at the summit of a semi-rural mountain site in Germany assessed with direct reactivity measurements, Atmospheric Chemistry and Physics, 22(10), 7051–7069, doi:10.5194/acp-22-7051-2022, 2022.

Nussbaumer, C. M., Pozzer, A., Tadic, I., Röder, L., Obersteiner, F., Harder, H., Lelieveld, J. and Fischer, H.: Tropospheric ozone production and chemical regime analysis during the COVID-19 lockdown over Europe, Atmospheric Chemistry and Physics, 21(9), 6151–6165, doi:10.5194/acp-22-6151-2022, 2022.

Voigt, C., Lelieveld, J., Schlager, H., Schneider, J., Curtius, J., Meerkötter, R., Sauer, D., Bugliaro, L., Bohn, B., Crowley, J. N., Erbertseder, T., Groβ, S., Hahn, V., Li, Q., Mertens, M., Pöhlker, M. L., Pozzer, A., Schumann, U., Tomsche, L., Williams, J., Zahn, A., Andreae, M., Borrmann, S., Bräuer, T., Dörich, R., Dörnbrack, A., Edtbauer, A., Ernle, L., Fischer, H., Giez, A., Granzin, M., Grewe, V., Harder, H., Heinritzi, M., Holanda, B. A., Jöckel, P., Kaiser, K., Krüger, O. O., Lucke, J., Marsing, A., Martin, A., Matthes, S., Pöhlker, C., Pöschl, U., Reifenberg, S., Ringsdorf, A., Scheibe, M., Tadic, I., Zauner-Wieczorek, M., Henke, R. and Rapp, M.: Cleaner skies during the COVID-19 lockdown, Bulletin of the American Meteorological Society, 103, doi:10.1175/BAMS-D-21-0012.1, 2022.

Röder, L. L. and Fischer, H.: Theoretical investigation of applicability and limitations of advanced noise reduction methods for wavelength modulation spectroscopy, Applied Physics B-Photophysics and Laser Chemistry, 128(1), doi:10.1007/s00340-021-07737-z, 2022.