Publications of Frank Helleis

Hünig, A., Appel, O., Dragoneas, A., Molleker, S., Clemen, H.-C., Helleis, F., Klimach, T., Köllner, F., Böttger, T., Drewnick, F., Schneider, J. and Borrmann, S.: Design, characterization, and first field deployment of a novel aircraft-based aerosol mass spectrometer combining the laser ablation and flash vaporization techniques, Atmospheric Measurement Techniques, 15(9), 2889–2921, doi:10.5194/amt-15-2889-2022, 2022.

Köllner, F., Schneider, J., Willis, M. D., Schulz, H., Kunkel, D., Bozem, H., Hoor, P., Klimach, T., Helleis, F., Burkart, J., Leaitch, W. R., Aliabadi, A. A., Abbatt, J. P. D., Herber, A. B. and Borrmann, S.: Chemical composition and source attribution of sub-micrometre aerosol particles in the summertime Arctic lower troposphere, Atmospheric Chemistry and Physics, 21(8), 6509–6539, doi:10.5194/acp-21-6509-2021, 2021.

Clemen, H.-C., Schneider, J., Klimach, T., Helleis, F., Köllner, F., Hünig, A., Rubach, F., Mertes, S., Wex, H., Stratmann, F., Welti, A., Kohl, R., Frank, F. and Borrmann, S.: Optimizing the detection, ablation, and ion extraction efficiency of a single-particle laser ablation mass spectrometer for application in environments with low aerosol particle concentrations, Atmospheric Measurement Techniques, 13(11), 5923–5953, doi:10.5194/amt-13-5923-2020, 2020.

Lelieveld, J., Helleis, F., Borrmann, S., Cheng, Y., Drewnick, F., Haug, G., Klimach, T., Sciare, J., Su, H. and Pöschl, U.: Model Calculations of Aerosol Transmission and Infection Risk of COVID-19 in Indoor Environments, International Journal of Environmental Research and Public Health, 17(21), doi:10.3390/ijerph17218114, 2020.

Molleker, S., Helleis, F., Klimach, T., Appel, O., Clemen, H.-C., Dragoneas, A., Gurk, C., Hünig, A., Köllner, F., Rubach, F., Schulz, C., Schneider, J. and Borrmann, S.: Application of an O-ring pinch device as a constant-pressure inlet (CPI) for airborne sampling, Atmospheric Measurement Techniques, 13(7), 3651–3660, doi:10.5194/amt-13-3651-2020, 2020.

Eger, P. G., Helleis, F., Schuster, G., Phillips, G. J., Lelieveld, J. and Crowley, J. N.: Chemical ionization quadrupole mass spectrometer with an electrical discharge ion source for atmospheric trace gas measurement, Atmospheric Measurement Techniques, 12(3), 1935–1954, doi:10.5194/amt-12-1935-2019, 2019.

Kunert, A., Lamneck, F., Helleis, F., Pöschl, U., Pöhlker, M. L. and Fröhlich-Nowoisky, J.: Twin-plate Ice Nucleation Assay (TINA) with infrared detection for high-throughput droplet freezing experiments with biological ice nuclei in laboratory and field samples, Atmospheric Measurement Techniques, 11(11), 6327–6337, doi:10.5194/amt-11-6327-2018, 2018.

Ribas-Ribas, M., Helleis, F., Rahlff, J. and Wurl, O.: Air-Sea CO₂-Exchange in a Large Annular Wind-Wave Tank and the Effects of Surfactants, Frontiers in marine science, 5, doi:10.3389/fmars.2018.00457, 2018.

Bourtsoukidis, E., Helleis, F., Tomsche, L., Fischer, H., Hofmann, R., Lelieveld, J. and Williams, J.: An aircraft gas chromatograph-mass spectrometer System for Organic Fast Identification Analysis (SOFIA): design, performance and a case study of Asian monsoon pollution outflow, Atmospheric Measurement Techniques, 10(12), 5089–5105, doi:10.5194/amt-10-5089-2017, 2017.

Fachinger, J., Gallavardin, S. J., Helleis, F., Fachinger, F., Drewnick, F. and Borrmann, S.: The ion trap aerosol mass spectrometer: field intercomparison with the ToF-AMS and the capability of differentiating organic compound classes via MS-MS, Atmospheric Measurement Techniques, 10(4), 1623–1637, doi:10.5194/amt-10-1623-2017, 2017.

Köllner, F., Schneider, J., Willis, M. D., Klimach, T., Helleis, F., Bozem, H., Kunkel, D., Hoor, P., Burkart, J., Leaitch, W. R., Aliabadi, A. A., Abbatt, J. P. D., Herber, A. B. and Borrmann, S.: Particulate trimethylamine in the summertime Canadian high Arctic lower troposphere, Atmospheric Chemistry and Physics, 17(22), 13747–13766, doi:10.5194/acp-17-13747-2017, 2017.

Lelieveld, J., Helleis, F., Borrmann, S., Cheng, Y., Drewnick, F., Haug, G., Klimach, T., Sciare, J., Su, H. and Pöschl, U.: Model Calculations of Aerosol Transmission and Infection Risk of COVID-19 in Indoor Environments, , doi:10.1101/2020.09.22.20199489 , 2020.

Köllner, F., Schneider, J., Willis, M. D., Schulz, H., Kunkel, D., Bozem, H., Hoor, P., Klimach, T., Helleis, F., Burkart, J., Leaitch, W. R., Alibadi, A. A., Abbatt, J. P. D., Herber, A. B. and Borrmann, S.: Chemical composition and source attribution of submicron aerosol particles in the summertime Arctic lower troposphere, Atmospheric Chemistry and Physics Discussions, 20, doi:10.5194/acp-2020-742, 2020.

Clemen, H.-C., Schneider, J., Klimach, T., Helleis, F., Köllner, F., Hünig, A., Rubach, F., Mertes, S., Wex, H., Stratmann, F., Welti, A., Kohl, R., Frank, F. and Borrmann, S.: Optimizing the detection, ablation, and ion extraction efficiency of a single-particle laser ablation mass spectrometer for application in environments with low aerosol particle concentrations, Atmospheric Measurement Techniques Discussions, 13, doi:10.5194/amt-2020-181, 2020.

Eger, P. G., Helleis, F., Schuster, G., Phillips, G. J., Lelieveld, J. and Crowley, J. N.: Chemical ionisation quadrupole mass spectrometer with an electrical discharge ion source for atmospheric trace gas measurement, Atmospheric Measurement Techniques Discussions, 11, doi:10.5194/amt-2018-428, 2018.

Bourtsoukidis, E., Helleis, F., Tomsche, L., Fischer, H., Hofmann, R., Lelieveld, J. and Williams, J.: An aircraft gas chromatograph-mass spectrometer System for Organic Fast Identification Analysis (SOFIA): design, performance and a case study of Asian monsoon pollution outflow, Atmospheric Measurement Techniques Discussions, 10, doi:10.5194/amt-2017-201, 2017.

Köllner, F., Schneider, J., Willis, M. D., Klimach, T., Helleis, F., Bozem, H., Kunkel, D., Hoor, P., Burkart, J., Leaitch, W. R., Aliabadi, A. A., Abbatt, J. P. D., Herber, B. and Borrmann, S.: Particulate trimethylamine in the summertime Canadian high Arctic lower troposphere, Atmospheric Chemistry and Physics Discussions, 17, doi:10.5194/acp-2017-505, 2017.

Helleis, F., Klimach, T. and Pöschl, U.: Vergleich verschiedener Lüftungsmethoden gegen die Aerosolübertragung von COVID-19 und für erhöhte Luftqualität in Klassenräumen: Fensterlüften, Abluftventilatoren, Raumlufttechnik und Luftreiniger (Version 2.0), , doi:10.5281/zenodo.6049289, 2022.

Klimach, T., Helleis, F., McLeod, R. S., Hopfe, C. J. and Pöschl, U.: The Max Planck Institute for Chemistry mechanical extract ventilation (MPIC-MEV) system against aerosol transmission of COVID-19, , doi:10.5281/zenodo.5802049, 2021.

Hünig, A., Appel, O., Dragoneas, A., Molleker, S., Clemen, H.-C., Helleis, F., Klimach, T., Köllner, F., Böttger, T., Drewnick, F., Schneider, J. and Borrmann, S.: Design, characterization, and first field deployment of a novel aircraft-based aerosol mass spectrometer combining the laser ablation and flash vaporization techniques, Atmospheric Measurement Techniques Discussions, 14, doi:10.5194/amt-2021-271, 2021.