Anders, L.; Bauer, M.; Jeong, S.; Schmidt, M.; Hakkim, H.; Kalamašņikovs, A.; Rosewig, E. I.; Schade, J.; Irsig, R.; Ehlert, S.; Bendl, J.; Saraji-Bozorgzad, M. R.; Giocastro, B.; Käfer, U.; Etzien, U.; Buchholz, B.; Adam, T.; Sklorz, M.; Streibel, T.; Czech, H.; Passig, J.; Zimmermann, R. Limited efficiency of wet scrubbers in reducing the environmental impact of ship-emitted particles. Environ. Chem. Lett.  2025.

Campbell, S. J.; Utinger, B.; Barth, A.; Leni, Z.; Zhang, Z.-H.; Resch, J.; Li, K.; Steimer, S. S.; Banach, C.; Gfeller, B.; Wragg, F. P. H.; Westwood, J.; Wolfer, K.; Bukowiecki, N.; Ihalainen, M.; Yli-Pirilä, P.; Somero, M.; Kortelainen, M.; Louhisalmi, J.; Sklorz, M.; Czech, H.; Di Bucchianico, S.; Streibel, T.; Delaval, M. N.; Rüger, C.; Baumlin, N.; Salathe, M.; Fang, Z.; Pardo, M.; D’Aronco, S.; Giorio, C.; Shi, Z.; Harrison, R. M.; Green, D. C.; Kelly, F. J.; Rudich, Y.; Paulson, S. E.; Sippula, O.; Zimmermann, R.; Geiser, M.; Kalberer, M. Short-lived reactive components substantially contribute to particulate matter oxidative potential. Sci. Adv. 2025, 11 (eadp8100). DOI: 10.1126/sciadv.adp8100.

Delaval, M. N.; Czech, H.; Almasaleekh, M.; Offer, S.; Pantzke, J.; Ihalainen, M.; Yli-Pirilä, P.; Somero, M.; Kortelainen, M.; Gawlitta, N.; Orasche, J.; Jakobi, G.; Shukla, D.; Martens, P.; Paul, A.; Fang, Z.; Pardo, M.; Barth, A.; Utinger, B.; Jeong, S.; Rastak, N.; Kuhn, E.; Huber, A.; Mukherjee, A.; Mesceriakovas, A.; Joutsensaari, J.; Leskinen, J.; Hartikainen, A.; Passig, J.; Oeder, S.; Schnelle-Kreis, J.; Hohaus, T.; Kiendler-Scharr, A.; Kalberer, M.; Di Bucchianico, S.; Rudich, Y.; Sippula, O.; Zimmermann, R. The efficiency of EURO 6 car particulate filters is compromised by atmospheric aging: in vitro toxicity of photochemically aged gasoline car exhaust emissions. Sci. Adv.  2025, in press.

Jeong, S.; Pantzke, J.; Offer, S.; Käfer, U.; Bendl, J.; Saraji-Bozorgzad, M.; Huber, A.; Michalke, B.; Etzien, U.; Jakobi, G.; Orasche, J.; Czech, H.; Rüger, C. P.; Schnelle-Kreis, J.; Streibel, T.; Buchholz, B.; Adam, T.; Sklorz, M.; Di Bucchianico, S.; Zimmermann, R. In vitro genotoxic and mutagenic potentials of combustion particles from marine fuels with different sulfur contents. Environ. Int. 2025, 198, 109440. DOI: 10.1016/j.envint.2025.109440.

Paul, A.; Kokkola, T.; Fang, Z.; Ihalainen, M.; Czech, H.; Etzien, U.; Hohaus, T.; Sippula, O.; Rudich, Y.; Buchholz, B.; Kiendler-Scharr, A.; Zimmerman, R. The impact of photochemical aging on secondary aerosol formation from a marine engine. npj Clim. Atmos. Sci. 2025, 8 (1). DOI: 10.1038/s41612-025-00985-2.

Utinger, B.; Barth, A.; Paul, A.; Mukherjee, A.; Campbell, S. J.; Müller, C.-M.; Ihalainen, M.; Yli-Pirilä, P.; Kortelainen, M.; Fang, Z.; Martens, P.; Somero, M.; Louhisalmi, J.; Hohaus, T.; Czech, H.; Sippula, O.; Rudich, Y.; Zimmermann, R.; Kalberer, M. Emission dynamics of reactive oxygen species and oxidative potential in particles from a petrol car and wood stove. Aerosol Res. 2025, 3 (1), 205–218. DOI: 10.5194/ar-3-205-2025.

Anders, L.; Schade, J.; Rosewig, E. I.; Schmidt, M.; Irsig, R.; Jeong, S.; Käfer, U.; Gröger, T.; Bendl, J.; Saraji-Bozorgzad, M. R.; Adam, T.; Etzien, U.; Czech, H.; Buchholz, B.; Streibel, T.; Passig, J.; Zimmermann, R. Polycyclic aromatic hydrocarbons as fuel-dependent markers in ship engine emissions using single-particle mass spectrometry. Environ. Sci. Atmos. 2024, 4 (7), 708–717. DOI: 10.1039/D4EA00035H.

Bauer, M.; Czech, H.; Anders, L.; Passig, J.; Etzien, U.; Bendl, J.; Streibel, T.; Adam, T. W.; Buchholz, B.; Zimmermann, R. Impact of fuel sulfur regulations on carbonaceous particle emission from a marine engine. npj Clim. Atmos. Sci. 2024, 7 (1). DOI: 10.1038/s41612-024-00838-4.

Czech, H.; Popovicheva, O.; Chernov, D. G.; Kozlov, A.; Schneider, E.; Shmargunov, V. P.; Sueur, M.; Rüger, C. P.; Afonso, C.; Uzhegov, V.; Kozlov, V. S.; Panchenko, M. V.; Zimmermann, R. Wildfire plume ageing in the Photochemical Large Aerosol Chamber (PHOTO-LAC). Environ. Sci. Process. Impacts 2024, 26 (1), 35–55. DOI: 10.1039/d3em00280b.

Czech, H.; Yli-Pirilä, P.; Tiitta, P.; Ihalainen, M.; Hartikainen, A.; Schneider, E.; Martens, P.; Paul, A.; Hohaus, T.; Rüger, C. P.; Jokiniemi, J.; Zimmermann, R.; Sippula, O. The effect of aging conditions at equal OH exposure in an oxidation flow reactor on the composition of toluene-derived secondary organic aerosols. Environ. Sci. Atmos. 2024, 4 (7), 718–731. DOI: 10.1039/D4EA00027G.

Das, A.; Pantzke, J.; Jeong, S.; Hartner, E.; Zimmermann, E. J.; Gawlitta, N.; Offer, S.; Shukla, D.; Huber, A.; Rastak, N.; Meščeriakovas, A.; Ivleva, N. P.; Kuhn, E.; Binder, S.; Gröger, T.; Oeder, S.; Delaval, M.; Czech, H.; Sippula, O.; Schnelle-Kreis, J.; Di Bucchianico, S.; Sklorz, M.; Zimmermann, R. Generation, characterization, and toxicological assessment of reference ultrafine soot particles with different organic content for inhalation toxicological studies. Sci. Total Environ. 2024, 951, 175727. DOI: 10.1016/j.scitotenv.2024.175727.

Hartner, E.; Gawlitta, N.; Gröger, T.; Orasche, J.; Czech, H.; Geldenhuys, G.-L.; Jakobi, G.; Tiitta, P.; Yli-Pirilä, P.; Kortelainen, M.; Sippula, O.; Forbes, P.; Zimmermann, R. Chemical Fingerprinting of Biomass Burning Organic Aerosols from Sugar Cane Combustion: Complementary Findings from Field and Laboratory Studies. ACS Earth Space Chem. (ACS Earth and Space Chemistry) 2024, 8 (3), 533–546. DOI: 10.1021/acsearthspacechem.3c00301.

Jeong, S.; Pantzke, J.; Offer, S.; Käfer, U.; Bendl, J.; Saraji-Bozorgzad, M.; Huber, A.; Michalke, B.; Etzien, U.; Jakobi, G.; Orasche, J.; Czech, H.; Rüger, C. P.; Schnelle-Kreis, J.; Streibel, T.; Buchholz, B.; Adam, T.; Sklorz, M.; Di Bucchianico, S.; Zimmermann, R. In vitro genotoxic and mutagenic potentials of combustion particles from marine fuels with different sulfur contents. bioRxiv  2024.
Mukherjee, A.; Hartikainen, A.; Joutsensaari, J.; Basnet, S.; Mesceriakovas, A.; Ihalainen, M.; Yli-Pirilä, P.; Leskinen, J.; Somero, M.; Louhisalmi, J.; Fang, Z.; Kalberer, M.; Rudich, Y.; Tissari, J.; Czech, H.; Zimmermann, R.; Sippula, O. Black carbon and particle lung-deposited surface area in residential wood combustion emissions: Effects of an electrostatic precipitator and photochemical aging. Sci. Total Environ. 2024, 952, 175840. DOI: 10.1016/j.scitotenv.2024.175840.

Offer, S.; Di Bucchianico, S.; Czech, H.; Pardo, M.; Pantzke, J.; Bisig, C.; Schneider, E.; Bauer, S.; Zimmermann, E. J.; Oeder, S.; Hartner, E.; Gröger, T.; Alsaleh, R.; Kersch, C.; Ziehm, T.; Hohaus, T.; Rüger, C. P.; Schmitz-Spanke, S.; Schnelle-Kreis, J.; Sklorz, M.; Kiendler-Scharr, A.; Rudich, Y.; Zimmermann, R. The chemical composition of secondary organic aerosols regulates transcriptomic and metabolomic signaling in an epithelial-endothelial in vitro coculture. Part. Fibre Toxicol. 2024, 21 (1), 38. DOI: 10.1186/s12989-024-00600-x.

Paul, A.; Fang, Z.; Martens, P.; Mukherjee, A.; Jakobi, G.; Ihalainen, M.; Kortelainen, M.; Somero, M.; Yli-Pirilä, P.; Hohaus, T.; Czech, H.; Kalberer, M.; Sippula, O.; Rudich, Y.; Zimmermann, R.; Kiendler-Scharr, A. Formation of secondary aerosol from emissions of a Euro 6d-compliant gasoline vehicle with a particle filter. Environ. Sci. Atmos. 2024, 4 (7), 802–812. DOI: 10.1039/D3EA00165B.

Schneider, E.; Czech, H.; Hartikainen, A.; Hansen, H. J.; Gawlitta, N.; Ihalainen, M.; Yli-Pirilä, P.; Somero, M.; Kortelainen, M.; Louhisalmi, J.; Orasche, J.; Fang, Z.; Rudich, Y.; Sippula, O.; Rüger, C. P.; Zimmermann, R. Molecular composition of fresh and aged aerosols from residential wood combustion and gasoline car with modern emission mitigation technology. Environ. Sci. Process. Impacts 2024, 26 (8), 1295–1309. DOI: 10.1039/d4em00106k.

Schneider, E.; Czech, H.; Popovicheva, O.; Chichaeva, M.; Kobelev, V.; Kasimov, N.; Minkina, T.; Rüger, C. P.; Zimmermann, R. Mass spectrometric analysis of unprecedented high levels of carbonaceous aerosol particles long-range transported from wildfires in the Siberian Arctic. Atmos. Chem. Phys. 2024, 24 (1), 553–576. DOI: 10.5194/acp-24-553-2024.

Schneider, E.; Neumann, A.; Chacón-Patiño, M. L.; Somero, M.; Ruppel, M. M.; Ihalainen, M.; Köster, K.; Sippula, O.; Czech, H.; Rüger, C. P.; Zimmermann, R. Accessing the Low-Polar Molecular Composition of Boreal and Arctic Peat-Burning Organic Aerosol via Thermal Analysis and Ultrahigh-Resolution Mass Spectrometry: Structural Motifs and Their Formation. J. Am. Soc. Mass Spectrom. 2024, 35 (8), 1713–1725. DOI: 10.1021/jasms.4c00120.

Schneider, E.; Rüger, C. P.; Chacón-Patiño, M. L.; Somero, M.; Ruppel, M. M.; Ihalainen, M.; Köster, K.; Sippula, O.; Czech, H.; Zimmermann, R. The complex composition of organic aerosols emitted during burning varies between Arctic and boreal peat. Commun. Earth Environ. 2024, 5 (1). DOI: 10.1038/s43247-024-01304-y.

Anders, L.; Schade, J.; Rosewig, E. I.; Kröger-Badge, T.; Irsig, R.; Jeong, S.; Bendl, J.; Saraji-Bozorgzad, M. R.; Huang, J.-H.; Zhang, F.-Y.; Wang, C. C.; Adam, T.; Sklorz, M.; Etzien, U.; Buchholz, B.; Czech, H.; Streibel, T.; Passig, J.; Zimmermann, R. Detection of ship emissions from distillate fuel operation via single-particle profiling of polycyclic aromatic hydrocarbons. Environ. Sci. Atmos. 2023, 3 (8), 1134–1144. DOI: 10.1039/D3EA00056G.

Czech, H. Umweltchemie: Sekundärer Feinstaub – ein unterschätzter Schadstoff. Nachr. Chem. 2023, 71 (10), 63–66. DOI: 10.1002/nadc.20234136927.
Jeong, S.; Bendl, J.; Saraji-Bozorgzad, M.; Käfer, U.; Etzien, U.; Schade, J.; Bauer, M.; Jakobi, G.; Orasche, J.; Fisch, K.; Cwierz, P. P.; Rüger, C. P.; Czech, H.; Karg, E.; Heyen, G.; Krausnick, M.; Geissler, A.; Geipel, C.; Streibel, T.; Schnelle-Kreis, J.; Sklorz, M.; Schulz-Bull, D. E.; Buchholz, B.; Adam, T.; Zimmermann, R. Aerosol emissions from a marine diesel engine running on different fuels and effects of exhaust gas cleaning measures. Environ. Pollut. 2023, 316 (Pt 1), 120526. DOI: 10.1016/j.envpol.2022.120526.

Leskinen, J.; Hartikainen, A.; Väätäinen, S.; Ihalainen, M.; Virkkula, A.; Mesceriakovas, A.; Tiitta, P.; Miettinen, M.; Lamberg, H.; Czech, H.; Yli-Pirilä, P.; Tissari, J.; Jakobi, G.; Zimmermann, R.; Sippula, O. Photochemical Aging Induces Changes in the Effective Densities, Morphologies, and Optical Properties of Combustion Aerosol Particles. Environ. Sci. Technol. 2023, 57, 5137–5148. DOI: 10.1021/acs.est.2c04151.

Martens, P.; Czech, H.; Orasche, J.; Abbaszade, G.; Sklorz, M.; Michalke, B.; Tissari, J.; Bizjak, T.; Ihalainen, M.; Suhonen, H.; Yli-Pirilä, P.; Jokiniemi, J.; Zimmermann, R. Brown Coal and Logwood Combustion in a Modern Heating Appliance: The Impact of Combustion Quality and Fuel on Organic Aerosol Composition. Environ. Sci. Technol. 2023, 57, 5532–5543. DOI: 10.1021/acs.est.2c08787.

Pardo, M.; Czech, H.; Offer, S.; Sklorz, M.; Di Bucchianico, S.; Hartner, E.; Pantzke, J.; Kuhn, E.; Paul, A.; Ziehm, T.; Zhang, Z.-H.; Jakobi, G.; Bauer, S.; Huber, A.; Zimmermann, E. J.; Rastak, N.; Binder, S.; Brejcha, R.; Schneider, E.; Orasche, J.; Rüger, C. P.; Gröger, T.; Oeder, S.; Schnelle-Kreis, J.; Hohaus, T.; Kalberer, M.; Sippula, O.; Kiendler-Scharr, A.; Zimmermann, R.; Rudich, Y. Atmospheric aging increases the cytotoxicity of bare soot particles in BEAS-2B lung cells. Aerosol Sci. Technol. 2023, 57 (5), 367–383. DOI: 10.1080/02786826.2023.2178878.

Schneider, E.; Czech, H.; Hansen, H. J.; Jeong, S.; Bendl, J.; Saraji-Bozorgzad, M.; Sklorz, M.; Etzien, U.; Buchholz, B.; Streibel, T.; Adam, T. W.; Rüger, C. P.; Zimmermann, R. Humic-like Substances (HULIS) in Ship Engine Emissions: Molecular Composition Effected by Fuel Type, Engine Mode, and Wet Scrubber Usage. Environ. Sci. Technol. 2023, 57, 13948–13958. DOI: 10.1021/acs.est.3c04390.

Hartner, E.; Paul, A.; Käfer, U.; Czech, H.; Hohaus, T.; Gröger, T.; Sklorz, M.; Jakobi, G.; Orasche, J.; Jeong, S.; Brejcha, R.; Ziehm, T.; Zhang, Z.-H.; Schnelle-Kreis, J.; Adam, T.; Rudich, Y.; Kiendler-Scharr, A.; Zimmermann, R. On the Complementarity and Informative Value of Different Electron Ionization Mass Spectrometric Techniques for the Chemical Analysis of Secondary Organic Aerosols. ACS Earth Space Chem. (ACS Earth and Space Chemistry) 2022, 6 (5), 1358–1374. DOI: 10.1021/acsearthspacechem.2c00039.

Ihantola, T.; Hirvonen, M.-R.; Ihalainen, M.; Hakkarainen, H.; Sippula, O.; Tissari, J.; Bauer, S.; Di Bucchianico, S.; Rastak, N.; Hartikainen, A.; Leskinen, J.; Yli-Pirilä, P.; Martikainen, M.-V.; Miettinen, M.; Suhonen, H.; Rönkkö, T. J.; Kortelainen, M.; Lamberg, H.; Czech, H.; Martens, P.; Orasche, J.; Michalke, B.; Yildirim, A. Ö.; Jokiniemi, J.; Zimmermann, R.; Jalava, P. I. Genotoxic and inflammatory effects of spruce and brown coal briquettes combustion aerosols on lung cells at the air-liquid interface. Sci. Total Environ. 2022, 806 (Pt 1), 150489. DOI: 10.1016/j.scitotenv.2021.150489.

Leinonen, V.; Tiitta, P.; Sippula, O.; Czech, H.; Leskinen, A.; Isokääntä, S.; Karvanen, J.; Mikkonen, S. Modeling atmospheric aging of small-scale wood combustion emissions: distinguishing causal effects from non-causal associations. Environ. Sci. Atmos. 2022, 2 (6), 1551–1567. DOI: 10.1039/D2EA00048B.

Li, C.; Fang, Z.; Czech, H.; Schneider, E.; Rüger, C. P.; Pardo, M.; Zimmermann, R.; Chen, J.; Laskin, A.; Rudich, Y. pH modifies the oxidative potential and peroxide content of biomass burning HULIS under dark aging. Sci. Total Environ. 2022, 834, 155365. DOI: 10.1016/j.scitotenv.2022.155365.

Offer, S.; Hartner, E.; Di Bucchianico, S.; Bisig, C.; Bauer, S.; Pantzke, J.; Zimmermann, E. J.; Cao, X.; Binder, S.; Kuhn, E.; Huber, A.; Jeong, S.; Käfer, U.; Martens, P.; Mesceriakovas, A.; Bendl, J.; Brejcha, R.; Buchholz, A.; Gat, D.; Hohaus, T.; Rastak, N.; Jakobi, G.; Kalberer, M.; Kanashova, T.; Hu, Y.; Ogris, C.; Marsico, A.; Theis, F.; Pardo, M.; Gröger, T.; Oeder, S.; Orasche, J.; Paul, A.; Ziehm, T.; Zhang, Z.-H.; Adam, T.; Sippula, O.; Sklorz, M.; Schnelle-Kreis, J.; Czech, H.; Kiendler-Scharr, A.; Rudich, Y.; Zimmermann, R. Effect of Atmospheric Aging on Soot Particle Toxicity in Lung Cell Models at the Air-Liquid Interface: Differential Toxicological Impacts of Biogenic and Anthropogenic Secondary Organic Aerosols (SOAs). Environ. Health Perspect. 2022, 130 (2), 27003. DOI: 10.1289/EHP9413.

Pardo, M.; Offer, S.; Hartner, E.; Di Bucchianico, S.; Bisig, C.; Bauer, S.; Pantzke, J.; Zimmermann, E. J.; Cao, X.; Binder, S.; Kuhn, E.; Huber, A.; Jeong, S.; Käfer, U.; Schneider, E.; Mesceriakovas, A.; Bendl, J.; Brejcha, R.; Buchholz, A.; Gat, D.; Hohaus, T.; Rastak, N.; Karg, E.; Jakobi, G.; Kalberer, M.; Kanashova, T.; Hu, Y.; Ogris, C.; Marsico, A.; Theis, F.; Shalit, T.; Gröger, T.; Rüger, C. P.; Oeder, S.; Orasche, J.; Paul, A.; Ziehm, T.; Zhang, Z.-H.; Adam, T.; Sippula, O.; Sklorz, M.; Schnelle-Kreis, J.; Czech, H.; Kiendler-Scharr, A.; Zimmermann, R.; Rudich, Y. Exposure to naphthalene and β-pinene-derived secondary organic aerosol induced divergent changes in transcript levels of BEAS-2B cells. Environ. Int. 2022, 166, 107366. DOI: 10.1016/j.envint.2022.107366.

Passig, J.; Schade, J.; Irsig, R.; Kröger-Badge, T.; Czech, H.; Adam, T.; Fallgren, H.; Moldanova, J.; Sklorz, M.; Streibel, T.; Zimmermann, R. Single-particle characterization of polycyclic aromatic hydrocarbons in background air in northern Europe. Atmos. Chem. Phys. 2022, 22 (2), 1495–1514. DOI: 10.5194/acp-22-1495-2022.

Schneider, E.; Czech, H.; Popovicheva, O.; Lütdke, H.; Schnelle-Kreis, J.; Khodzher, T.; Rüger, C. P.; Zimmermann, R. Molecular Characterization of Water-Soluble Aerosol Particle Extracts by Ultrahigh-Resolution Mass Spectrometry: Observation of Industrial Emissions and an Atmospherically Aged Wildfire Plume at Lake Baikal. ACS Earth Space Chem. (ACS Earth and Space Chemistry) 2022, 6, 1095–1107.

Zhang, Z.-H.; Hartner, E.; Utinger, B.; Gfeller, B.; Paul, A.; Sklorz, M.; Czech, H.; Yang, B. X.; Su, X. Y.; Jakobi, G.; Orasche, J.; Schnelle-Kreis, J.; Jeong, S.; Gröger, T.; Pardo, M.; Hohaus, T.; Adam, T.; Kiendler-Scharr, A.; Rudich, Y.; Zimmermann, R.; Kalberer, M. Are reactive oxygen species (ROS) a suitable metric to predict toxicity of carbonaceous aerosol particles? Atmos. Chem. Phys. 2022, 22 (3), 1793–1809. DOI: 10.5194/acp-22-1793-2022.

Fang, Z.; Li, C.; He, Q.; Czech, H.; Gröger, T.; Zeng, J.; Fang, H.; Xiao, S.; Pardo, M.; Hartner, E.; Meidan, D.; Wang, X.; Zimmermann, R.; Laskin, A.; Rudich, Y. Secondary organic aerosols produced from photochemical oxidation of secondarily evaporated biomass burning organic gases: Chemical composition, toxicity, optical properties, and climate effect. Environ. Int. 2021, 157, 106801. DOI: 10.1016/j.envint.2021.106801.

Gehm, C.; Schnepel, K.; Czech, H.; Miersch, T.; Ehlert, S.; Zimmermann, R. Hyper-fast gas chromatography and single-photon ionisation time-of-flight mass spectrometry with integrated electrical modulator-based sampling for headspace and online VOC analyses. Analyst 2021, 146 (10), 3137–3149. DOI: 10.1039/d1an00114k.

Martens, P.; Czech, H.; Tissari, J.; Ihalainen, M.; Suhonen, H.; Sklorz, M.; Jokiniemi, J.; Sippula, O.; Zimmermann, R. Emissions of Gases and Volatile Organic Compounds from Residential Heating: A Comparison of Brown Coal Briquettes and Logwood Combustion. Energy Fuels 2021, 35 (17), 14010–14022. DOI: 10.1021/acs.energyfuels.1c01667.

Momenimovahed, A.; Gagné, S.; Martens, P.; Jakobi, G.; Czech, H.; Wichmann, V.; Buchholz, B.; Zimmermann, R.; Behrends, B.; Thomson, K. A. Comparison of black carbon measurement techniques for marine engine emissions using three marine fuel types. Aerosol Sci. Technol. 2021, 56 (1), 46–62. DOI: 10.1080/02786826.2021.1967281.

Nguyen, D.-L.; Czech, H.; Pieber, S. M.; Schnelle-Kreis, J.; Steinbacher, M.; Orasche, J.; Henne, S.; Popovicheva, O. B.; Abbaszade, G.; Engling, G.; Bukowiecki, N.; Nguyen, N.-A.; Nguyen, X.-A.; Zimmermann, R. Carbonaceous aerosol composition in air masses influenced by large-scale biomass burning: a case study in northwestern Vietnam. Atmos. Chem. Phys. 2021, 21 (10), 8293–8312. DOI: 10.5194/acp-21-8293-2021.

Pardo, M.; Li, C.; Fang, Z.; Levin-Zaidman, S.; Dezorella, N.; Czech, H.; Martens, P.; Käfer, U.; Gröger, T.; Rüger, C. P.; Friederici, L.; Zimmermann, R.; Rudich, Y. Toxicity of Water- and Organic-Soluble Wood Tar Fractions from Biomass Burning in Lung Epithelial Cells. Chem. Res. Toxicol. 2021, 34 (6), 1588–1603. DOI: 10.1021/acs.chemrestox.1c00020.

Czech, H.; Heide, J.; Ehlert, S.; Koziorowski, T.; Zimmermann, R. Smart Online Coffee Roasting Process Control: Modelling Coffee Roast Degree and Brew Antioxidant Capacity for Real-Time Prediction by Resonance-Enhanced Multi-Photon Ionization Mass Spectrometric (REMPI-TOFMS) Monitoring of Roast Gases. Foods 2020, 9 (5). DOI: 10.3390/foods9050627.

Hartikainen, A.; Tiitta, P.; Ihalainen, M.; Yli-Pirilä, P.; Orasche, J.; Czech, H.; Kortelainen, M.; Lamberg, H.; Suhonen, H.; Koponen, H.; Hao, L.; Zimmermann, R.; Jokiniemi, J.; Tissari, J.; Sippula, O. Photochemical transformation of residential wood combustion emissions: dependence of organic aerosol composition on OH exposure. Atmos. Chem. Phys. 2020, 20 (11), 6357–6378. DOI: 10.5194/acp-20-6357-2020.

Heide, J.; Czech, H.; Ehlert, S.; Koziorowski, T.; Zimmermann, R. Toward Smart Online Coffee Roasting Process Control: Feasibility of Real-Time Prediction of Coffee Roast Degree and Brew Antioxidant Capacity by Single-Photon Ionization Mass Spectrometric Monitoring of Roast Gases. J. Agric. Food Chem. 2020, 68 (17), 4752–4759. DOI: 10.1021/acs.jafc.9b06502.

Ihantola, T.; Di Bucchianico, S.; Happo, M.; Ihalainen, M.; Uski, O.; Bauer, S.; Kuuspalo, K.; Sippula, O.; Tissari, J.; Oeder, S.; Hartikainen, A.; Rönkkö, T. J.; Martikainen, M.-V.; Huttunen, K.; Vartiainen, P.; Suhonen, H.; Kortelainen, M.; Lamberg, H.; Leskinen, A.; Sklorz, M.; Michalke, B.; Dilger, M.; Weiss, C.; Dittmar, G.; Beckers, J.; Irmler, M.; Buters, J.; Candeias, J.; Czech, H.; Yli-Pirilä, P.; Abbaszade, G.; Jakobi, G.; Orasche, J.; Schnelle-Kreis, J.; Kanashova, T.; Karg, E.; Streibel, T.; Passig, J.; Hakkarainen, H.; Jokiniemi, J.; Zimmermann, R.; Hirvonen, M.-R.; Jalava, P. I. Influence of wood species on toxicity of log-wood stove combustion aerosols: a parallel animal and air-liquid interface cell exposure study on spruce and pine smoke. Part. Fibre Toxicol. 2020, 17 (1), 27. DOI: 10.1186/s12989-020-00355-1.

Passig, J.; Schade, J.; Rosewig, E. I.; Irsig, R.; Kröger-Badge, T.; Czech, H.; Sklorz, M.; Streibel, T.; Li, L.; Li, X.; Zhou, Z.; Fallgren, H.; Moldanova, J.; Zimmermann, R. Resonance-enhanced detection of metals in aerosols using single-particle mass spectrometry. Atmos. Chem. Phys. 2020, 20 (12), 7139–7152. DOI: 10.5194/acp-20-7139-2020.

Streibel, T.; Czech, H.; Zimmermann, R. Analytical Application of Single-Photon Ionization Mass Spectrometry (SPI-MS). In Photoionization and photo-induced processes in mass spectrometry: Fundamentals and applications; Zimmermann, R., Hanley, L., Eds.; Wiley-VCH: Weinheim, 2020; pp 89–124.
Photoionization and photo-induced processes in mass spectrometry. Fundamentals and applications; Zimmermann, R., Hanley, L., Eds.; Wiley-VCH: Weinheim, 2020.

Corbin, J. C.; Czech, H.; Massabò, D.; Mongeot, F. B. de; Jakobi, G.; Liu, F.; Lobo, P.; Mennucci, C.; Mensah, A. A.; Orasche, J.; Pieber, S. M.; Prévôt, A. S. H.; Stengel, B.; Tay, L.-L.; Zanatta, M.; Zimmermann, R.; El Haddad, I.; Gysel, M. Infrared-absorbing carbonaceous tar can dominate light absorption by marine-engine exhaust. npj Clim. Atmos. Sci. 2019, 2 (1). DOI: 10.1038/s41612-019-0069-5.

Ihalainen, M.; Tiitta, P.; Czech, H.; Yli-Pirilä, P.; Hartikainen, A.; Kortelainen, M.; Tissari, J.; Stengel, B.; Sklorz, M.; Suhonen, H.; Lamberg, H.; Leskinen, A.; Kiendler-Scharr, A.; Harndorf, H.; Zimmermann, R.; Jokiniemi, J.; Sippula, O. A novel high-volume Photochemical Emission Aging flow tube Reactor (PEAR). Aerosol Sci. Technol. 2019, 53 (3), 276–294. DOI: 10.1080/02786826.2018.1559918.

Käfer, U.; Gröger, T.; Rüger, C. P.; Czech, H.; Saraji-Bozorgzad, M.; Wilharm, T.; Zimmermann, R. Direct inlet probe - High-resolution time-of-flight mass spectrometry as fast technique for the chemical description of complex high-boiling samples. Talanta 2019, 202, 308–316. DOI: 10.1016/j.talanta.2019.05.030.

Miersch, T.; Czech, H.; Hartikainen, A.; Ihalainen, M.; Orasche, J.; Abbaszade, G.; Tissari, J.; Streibel, T.; Jokiniemi, J.; Sippula, O.; Zimmermann, R. Impact of photochemical ageing on Polycyclic Aromatic Hydrocarbons (PAH) and oxygenated PAH (Oxy-PAH/OH-PAH) in logwood stove emissions. Sci. Total Environ. 2019, 686, 382–392. DOI: 10.1016/j.scitotenv.2019.05.412.
Miersch, T.; Czech, H.; Stengel, B.; Abbaszade, G.; Orasche, J.; Sklorz, M.; Streibel, T.; Zimmermann, R. Composition of carbonaceous fine particulate emissions of a flexible fuel DISI engine under high velocity and municipal conditions. Fuel 2019, 236, 1465–1473. DOI: 10.1016/j.fuel.2018.09.136.

Corbin, J. C.; Mensah, A. A.; Pieber, S. M.; Orasche, J.; Michalke, B.; Zanatta, M.; Czech, H.; Massabò, D.; Buatier de Mongeot, F.; Mennucci, C.; El Haddad, I.; Kumar, N. K.; Stengel, B.; Huang, Y.; Zimmermann, R.; Prévôt, A. S. H.; Gysel, M. Trace Metals in Soot and PM2.5 from Heavy-Fuel-Oil Combustion in a Marine Engine. Environ. Sci. Technol. 2018, 52 (11), 6714–6722. DOI: 10.1021/acs.est.8b01764.

Corbin, J. C.; Pieber, S. M.; Czech, H.; Zanatta, M.; Jakobi, G.; Massabò, D.; Orasche, J.; El Haddad, I.; Mensah, A. A.; Stengel, B.; Drinovec, L.; Mocnik, G.; Zimmermann, R.; Prévôt, A. S. H.; Gysel, M. Brown and Black Carbon Emitted by a Marine Engine Operated on Heavy Fuel Oil and Distillate Fuels: Optical Properties, Size Distributions, and Emission Factors. J. Geophys. Res. Atmos. 2018, 123 (11), 6175–6195. DOI: 10.1029/2017JD027818.

Czech, H.; Orasche, J.; Miersch, T.; Stengel, B.; Buchholz, B.; Streibel, T.; Zimmermann, R. Smoke on the Water: Rußpartikel aus Schiffen. Nachr. Chem. 2018, 66, 1170–1173. DOI: 10.1002/nadc.20184080756.

Czech, H.; Miersch, T.; Orasche, J.; Abbaszade, G.; Sippula, O.; Tissari, J.; Michalke, B.; Schnelle-Kreis, J.; Streibel, T.; Jokiniemi, J.; Zimmermann, R. Chemical composition and speciation of particulate organic matter from modern residential small-scale wood combustion appliances. Sci. Total Environ. 2018, 612, 636–648. DOI: 10.1016/j.scitotenv.2017.08.263.

Kanashova, T.; Sippula, O.; Oeder, S.; Streibel, T.; Passig, J.; Czech, H.; Kaoma, T.; Sapcariu, S. C.; Dilger, M.; Paur, H.-R.; Schlager, C.; Mülhopt, S.; Weiss, C.; Schmidt-Weber, C.; Traidl-Hoffmann, C.; Michalke, B.; Krebs, T.; Karg, E.; Jakobi, G.; Scholtes, S.; Schnelle-Kreis, J.; Orasche, J.; Müller, L.; Reda, A.; Rüger, C.; Neumann, A.; Abbaszade, G.; Radischat, C.; Hiller, C.; Grigonyte, J.; Kortelainen, M.; Kuuspalo, K.; Lamberg, H.; Leskinen, J.; Nuutinen, I.; Torvela, T.; Tissari, J.; Jalava, P. I.; Kasurinen, S.; Uski, O.; Hirvonen, M.-R.; Buters, J.; Dittmar, G.; Jokiniemi, J.; Zimmermann, R. Emissions from a modern log wood masonry heater and wood pellet boiler: Composition and biological impact on air-liquid interface exposed human lung cancer cells. J. Mol. Clin. Med. 2018, 1 (1), 23–35. DOI: 10.31083/j.jmcm.2018.01.004.

Czech, H.; Pieber, S. M.; Tiitta, P.; Sippula, O.; Kortelainen, M.; Lamberg, H.; Grigonyte, J.; Streibel, T.; Prévôt, A. S.; Jokiniemi, J.; Zimmermann, R. Time-resolved analysis of primary volatile emissions and secondary aerosol formation potential from a small-scale pellet boiler. Atmos. Environ. 2017, 158, 236–245. DOI: 10.1016/j.atmosenv.2017.03.040.

Czech, H.; Schnelle-Kreis, J.; Streibel, T.; Zimmermann, R. New directions: Beyond sulphur, vanadium and nickel – About source apportionment of ship emissions in emission control areas. Atmos. Environ. 2017, 163, 190–191. DOI: 10.1016/j.atmosenv.2017.05.017.

Czech, H.; Stengel, B.; Adam, T.; Sklorz, M.; Streibel, T.; Zimmermann, R. A chemometric investigation of aromatic emission profiles from a marine engine in comparison with residential wood combustion and road traffic: Implications for source apportionment inside and outside sulphur emission control areas. Atmos. Environ. 2017, 167, 212–222. DOI: 10.1016/j.atmosenv.2017.08.022.
Kruth, C.; Czech, H.; Sklorz, M.; Passig, J.; Ehlert, S.; Cappiello, A.; Zimmermann, R. Direct Infusion Resonance-Enhanced Multiphoton Ionization Mass Spectrometry of Liquid Samples under Vacuum Conditions. Anal. Chem. 2017, 89 (20), 10917–10923. DOI: 10.1021/acs.analchem.7b02633.

Streibel, T.; Schnelle-Kreis, J.; Czech, H.; Harndorf, H.; Jakobi, G.; Jokiniemi, J.; Karg, E.; Lintelmann, J.; Matuschek, G.; Michalke, B.; Müller, L.; Orasche, J.; Passig, J.; Radischat, C.; Rabe, R.; Reda, A.; Rüger, C.; Schwemer, T.; Sippula, O.; Stengel, B.; Sklorz, M.; Torvela, T.; Weggler, B.; Zimmermann, R. Aerosol emissions of a ship diesel engine operated with diesel fuel or heavy fuel oil. Environ. Sci. Pollut. Res. 2017, 24 (12), 10976–10991. DOI: 10.1007/s11356-016-6724-z.

Czech, H.; Sippula, O.; Kortelainen, M.; Tissari, J.; Radischat, C.; Passig, J.; Streibel, T.; Jokiniemi, J.; Zimmermann, R. On-line analysis of organic emissions from residential wood combustion with single-photon ionisation time-of-flight mass spectrometry (SPI-TOFMS). Fuel 2016, 177, 334–342. DOI: 10.1016/j.fuel.2016.03.036.

Czech, H.; Schepler, C.; Klingbeil, S.; Ehlert, S.; Howell, J.; Zimmermann, R. Resolving Coffee Roasting-Degree Phases Based on the Analysis of Volatile Compounds in the Roasting Off-Gas by Photoionization Time-of-Flight Mass Spectrometry (PI-TOFMS) and Statistical Data Analysis: Toward a PI-TOFMS Roasting Model. J. Agric. Food Chem. 2016, 64 (25), 5223–5231. DOI: 10.1021/acs.jafc.6b01683.

Tiitta, P.; Leskinen, A.; Hao, L.; Yli-Pirilä, P.; Kortelainen, M.; Grigonyte, J.; Tissari, J.; Lamberg, H.; Hartikainen, A.; Kuuspalo, K.; Kortelainen, A.-M.; Virtanen, A.; Lehtinen, K. E. J.; Komppula, M.; Pieber, S.; Prévôt, A. S. H.; Onasch, T. B.; Worsnop, D. R.; Czech, H.; Zimmermann, R.; Jokiniemi, J.; Sippula, O. Transformation of logwood combustion emissions in a smog chamber: formation of secondary organic aerosol and changes in the primary organic aerosol upon daytime and nighttime aging. Atmos. Chem. Phys. 2016, 16 (20), 13251–13269. DOI: 10.5194/acp-16-13251-2016.

Mueller, L.; Jakobi, G.; Czech, H.; Stengel, B.; Orasche, J.; Arteaga-Salas, J. M.; Karg, E.; Elsasser, M.; Sippula, O.; Streibel, T.; Slowik, J. G.; Prevot, A. S.; Jokiniemi, J.; Rabe, R.; Harndorf, H.; Michalke, B.; Schnelle-Kreis, J.; Zimmermann, R. Characteristics and temporal evolution of particulate emissions from a ship diesel engine. Appl. Energy 2015, 155, 204–217. DOI: 10.1016/j.apenergy.2015.05.115.
Oeder, S.; Kanashova, T.; Sippula, O.; Sapcariu, S. C.; Streibel, T.; Arteaga-Salas, J. M.; Passig, J.; Dilger, M.; Paur, H.-R.; Schlager, C.; Mülhopt, S.; Diabaté, S.; Weiss, C.; Stengel, B.; Rabe, R.; Harndorf, H.; Torvela, T.; Jokiniemi, J. K.; Hirvonen, M.-R.; Schmidt-Weber, C.; Traidl-Hoffmann, C.; BéruBé, K. A.; Wlodarczyk, A. J.; Prytherch, Z.; Michalke, B.; Krebs, T.; Prévôt, A. S. H.; Kelbg, M.; Tiggesbäumker, J.; Karg, E.; Jakobi, G.; Scholtes, S.; Schnelle-Kreis, J.; Lintelmann, J.; Matuschek, G.; Sklorz, M.; Klingbeil, S.; Orasche, J.; Richthammer, P.; Müller, L.; Elsasser, M.; Reda, A.; Gröger, T.; Weggler, B.; Schwemer, T.; Czech, H.; Rüger, C. P.; Abbaszade, G.; Radischat, C.; Hiller, K.; Buters, J. T. M.; Dittmar, G.; Zimmermann, R. Particulate matter from both heavy fuel oil and diesel fuel shipping emissions show strong biological effects on human lung cells at realistic and comparable in vitro exposure conditions. PLOS One 2015, 10 (6), e0126536. DOI: 10.1371/journal.pone.0126536.

Reda, A. A.; Czech, H.; Schnelle-Kreis, J.; Sippula, O.; Orasche, J.; Weggler, B.; Abbaszade, G.; Arteaga-Salas, J. M.; Kortelainen, M.; Tissari, J.; Jokiniemi, J.; Streibel, T.; Zimmermann, R. Analysis of Gas-Phase Carbonyl Compounds in Emissions from Modern Wood Combustion Appliances: Influence of Wood Type and Combustion Appliance. Energy Fuels 2015, 29 (6), 3897–3907. DOI: 10.1021/ef502877c.