Zobrazeno 1 - 10
of 55
pro vyhledávání: '"T. Hohaus"'
Publikováno v:
Geoscientific Model Development, Vol 17, Pp 4311-4330 (2024)
During the last few decades, the impact of multiphase chemistry on secondary organic aerosols (SOAs) has been demonstrated to be the key to explaining laboratory experiments and field measurements. However, global atmospheric models still show large
Externí odkaz:
https://doaj.org/article/11fb48874ae64deb9130720fde74979b
Autor:
Y. Baker, S. Kang, H. Wang, R. Wu, J. Xu, A. Zanders, Q. He, T. Hohaus, T. Ziehm, V. Geretti, T. J. Bannan, S. P. O'Meara, A. Voliotis, M. Hallquist, G. McFiggans, S. R. Zorn, A. Wahner, T. F. Mentel
Publikováno v:
Atmospheric Chemistry and Physics, Vol 24, Pp 4789-4807 (2024)
Highly oxygenated molecules (HOMs) from the atmospheric oxidation of biogenic volatile organic compounds are important contributors to secondary organic aerosol (SOA). Organic peroxy radicals (RO2) and hydroperoxy radicals (HO2) are key species influ
Externí odkaz:
https://doaj.org/article/38c10c56fe0b454e90f5d66ade7eb7d6
Autor:
P. T. M. Carlsson, L. Vereecken, A. Novelli, F. Bernard, S. S. Brown, B. Brownwood, C. Cho, J. N. Crowley, P. Dewald, P. M. Edwards, N. Friedrich, J. L. Fry, M. Hallquist, L. Hantschke, T. Hohaus, S. Kang, J. Liebmann, A. W. Mayhew, T. Mentel, D. Reimer, F. Rohrer, J. Shenolikar, R. Tillmann, E. Tsiligiannis, R. Wu, A. Wahner, A. Kiendler-Scharr, H. Fuchs
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 3147-3180 (2023)
The gas-phase reaction of isoprene with the nitrate radical (NO3) was investigated in experiments in the outdoor SAPHIR chamber under atmospherically relevant conditions specifically with respect to the chemical lifetime and fate of nitrato-organic p
Externí odkaz:
https://doaj.org/article/7ed7fbd543a34975a2275c9fb7440cd8
Autor:
C. Cho, H. Fuchs, A. Hofzumahaus, F. Holland, W. J. Bloss, B. Bohn, H.-P. Dorn, M. Glowania, T. Hohaus, L. Liu, P. S. Monks, D. Niether, F. Rohrer, R. Sommariva, Z. Tan, R. Tillmann, A. Kiendler-Scharr, A. Wahner, A. Novelli
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 2003-2033 (2023)
Photochemical processes in ambient air were studied using the atmospheric simulation chamber SAPHIR at Forschungszentrum Jülich, Germany. Ambient air was continuously drawn into the chamber through a 50 m high inlet line and passed through the chamb
Externí odkaz:
https://doaj.org/article/e60adc2ad2594ef3990465d4cc8130d3
Autor:
Z. Tan, H. Fuchs, A. Hofzumahaus, W. J. Bloss, B. Bohn, C. Cho, T. Hohaus, F. Holland, C. Lakshmisha, L. Liu, P. S. Monks, A. Novelli, D. Niether, F. Rohrer, R. Tillmann, T. S. E. Valkenburg, V. Vardhan, A. Kiendler-Scharr, A. Wahner, R. Sommariva
Publikováno v:
Atmospheric Chemistry and Physics, Vol 22, Pp 13137-13152 (2022)
Ambient measurements of nitryl chloride (ClNO2) were performed at a rural site in Germany, covering three periods in winter, summer, and autumn 2019, as part of the JULIAC campaign (Jülich Atmospheric Chemistry Project) that aimed to understand the
Externí odkaz:
https://doaj.org/article/8055e684fcc7485aaaaacefbda26d83a
Autor:
Z.-H. Zhang, E. Hartner, B. Utinger, B. Gfeller, A. Paul, M. Sklorz, H. Czech, B. X. Yang, X. Y. Su, G. Jakobi, J. Orasche, J. Schnelle-Kreis, S. Jeong, T. Gröger, M. Pardo, T. Hohaus, T. Adam, A. Kiendler-Scharr, Y. Rudich, R. Zimmermann, M. Kalberer
Publikováno v:
Atmospheric Chemistry and Physics, Vol 22, Pp 1793-1809 (2022)
It is being suggested that particle-bound or particle-induced reactive oxygen species (ROS), which significantly contribute to the oxidative potential (OP) of aerosol particles, are a promising metric linking aerosol compositions to toxicity and adve
Externí odkaz:
https://doaj.org/article/b31eb45cb2e54dcb97d6e20e0ca33f3b
Autor:
R. Wu, L. Vereecken, E. Tsiligiannis, S. Kang, S. R. Albrecht, L. Hantschke, D. Zhao, A. Novelli, H. Fuchs, R. Tillmann, T. Hohaus, P. T. M. Carlsson, J. Shenolikar, F. Bernard, J. N. Crowley, J. L. Fry, B. Brownwood, J. A. Thornton, S. S. Brown, A. Kiendler-Scharr, A. Wahner, M. Hallquist, T. F. Mentel
Publikováno v:
Atmospheric Chemistry and Physics, Vol 21, Pp 10799-10824 (2021)
Isoprene oxidation by nitrate radical (NO3) is a potentially important source of secondary organic aerosol (SOA). It is suggested that the second or later-generation products are the more substantial contributors to SOA. However, there are few studie
Externí odkaz:
https://doaj.org/article/a29616dd68cb43059fa1c97b0671fb95
Autor:
Y. Wang, Y. Chen, Z. Wu, D. Shang, Y. Bian, Z. Du, S. H. Schmitt, R. Su, G. I. Gkatzelis, P. Schlag, T. Hohaus, A. Voliotis, K. Lu, L. Zeng, C. Zhao, M. R. Alfarra, G. McFiggans, A. Wiedensohler, A. Kiendler-Scharr, Y. Zhang, M. Hu
Publikováno v:
Atmospheric Chemistry and Physics, Vol 20, Pp 2161-2175 (2020)
As has been the case in North America and western Europe, the SO2 emissions have substantially reduced in the North China Plain (NCP) in recent years. Differential rates of reduction in SO2 and NOx concentrations result in the frequent occurrence of
Externí odkaz:
https://doaj.org/article/e38605b4dd184458a821c691d6eaefba
Autor:
S. Saarikoski, L. R. Williams, S. R. Spielman, G. S. Lewis, A. Eiguren-Fernandez, M. Aurela, S. V. Hering, K. Teinilä, P. Croteau, J. T. Jayne, T. Hohaus, D. R. Worsnop, H. Timonen
Publikováno v:
Atmospheric Measurement Techniques, Vol 12, Pp 3907-3920 (2019)
An air-to-air ultrafine particle concentrator (Aerosol Dynamics Inc. concentrator; ADIc) has been designed to enhance online chemical characterization of ambient aerosols using aerosol mass spectrometry. The ADIc employs a three-stage, moderated wate
Externí odkaz:
https://doaj.org/article/fa7298ab70e347378e120517cb4bc070
Autor:
G. I. Gkatzelis, T. Hohaus, R. Tillmann, I. Gensch, M. Müller, P. Eichler, K.-M. Xu, P. Schlag, S. H. Schmitt, Z. Yu, R. Wegener, M. Kaminski, R. Holzinger, A. Wisthaler, A. Kiendler-Scharr
Publikováno v:
Atmospheric Chemistry and Physics, Vol 18, Pp 12969-12989 (2018)
Secondary organic aerosols (SOAs) play a key role in climate change and air quality. Determining the fundamental parameters that distribute organic compounds between the phases is essential, as atmospheric lifetime and impacts change drastically b
Externí odkaz:
https://doaj.org/article/eaa2b48f254a44ef9c81cbe95675852f