Zobrazeno 1 - 10
of 663
pro vyhledávání: '"B Bohn"'
Autor:
J. Y. S. Pang, F. Berg, A. Novelli, B. Bohn, M. Färber, P. T. M. Carlsson, R. Dubus, G. I. Gkatzelis, F. Rohrer, S. Wedel, A. Wahner, H. Fuchs
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 12631-12649 (2023)
The oxidation of sabinene by the hydroxyl radical (OH) and ozone (O3) was investigated under atmospherically relevant conditions in the atmospheric simulation chamber SAPHIR (Simulation of Atmospheric Photochemistry In a Large Reaction Chamber) at Fo
Externí odkaz:
https://doaj.org/article/2a5f08ac40bd40759d21a57c6cf83181
Autor:
M. von Hobe, D. Taraborrelli, S. Alber, B. Bohn, H.-P. Dorn, H. Fuchs, Y. Li, C. Qiu, F. Rohrer, R. Sommariva, F. Stroh, Z. Tan, S. Wedel, A. Novelli
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 10609-10623 (2023)
Carbonyl sulfide (OCS), the most abundant sulfur gas in the Earth's atmosphere, is a greenhouse gas, a precursor to stratospheric sulfate aerosol, and a proxy for terrestrial CO2 uptake. Estimates of important OCS sources and sinks still have signifi
Externí odkaz:
https://doaj.org/article/6d1d555bd9764ee39a6ab9130192dd92
Autor:
M. George, M. D. Andrés Hernández, V. Nenakhov, Y. Liu, J. P. Burrows, B. Bohn, E. Förster, F. Obersteiner, A. Zahn, T. Harlaß, H. Ziereis, H. Schlager, B. Schreiner, F. Kluge, K. Bigge, K. Pfeilsticker
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 7799-7822 (2023)
In this study, airborne measurements of the sum of hydroperoxyl (HO2) and organic peroxy (RO2) radicals that react with nitrogen monoxide (NO) to produce nitrogen dioxide (NO2), coupled with actinometry and other key trace gases measurements, have be
Externí odkaz:
https://doaj.org/article/86fdb963c15046ee939fcdb3adbce414
Autor:
Z. Hamryszczak, D. Dienhart, B. Brendel, R. Rohloff, D. Marno, M. Martinez, H. Harder, A. Pozzer, B. Bohn, M. Zöger, J. Lelieveld, H. Fischer
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 5929-5943 (2023)
This study focuses on the distribution of hydrogen peroxide (H2O2) in the upper tropical troposphere at altitudes between 8 and 15 km based on in situ observations during the Chemistry of the Atmosphere: Field Experiment in Africa (CAFE-Africa) campa
Externí odkaz:
https://doaj.org/article/f8944b4c185a411fbc75aac47347647a
Autor:
K. Lange, A. Richter, A. Schönhardt, A. C. Meier, T. Bösch, A. Seyler, K. Krause, L. K. Behrens, F. Wittrock, A. Merlaud, F. Tack, C. Fayt, M. M. Friedrich, E. Dimitropoulou, M. Van Roozendael, V. Kumar, S. Donner, S. Dörner, B. Lauster, M. Razi, C. Borger, K. Uhlmannsiek, T. Wagner, T. Ruhtz, H. Eskes, B. Bohn, D. Santana Diaz, N. Abuhassan, D. Schüttemeyer, J. P. Burrows
Publikováno v:
Atmospheric Measurement Techniques, Vol 16, Pp 1357-1389 (2023)
Airborne imaging differential optical absorption spectroscopy (DOAS), ground-based stationary DOAS, and car DOAS measurements were conducted during the S5P-VAL-DE-Ruhr campaign in September 2020. The campaign area is located in the Rhine-Ruhr region
Externí odkaz:
https://doaj.org/article/d1f8172c8d9a4e5ea18a600b4683528a
Autor:
C.-Y. Lin, W.-C. Chen, Y.-Y. Chien, C. C. K. Chou, C.-Y. Liu, H. Ziereis, H. Schlager, E. Förster, F. Obersteiner, O. O. Krüger, B. A. Holanda, M. L. Pöhlker, K. Kaiser, J. Schneider, B. Bohn, K. Pfeilsticker, B. Weyland, M. D. Andrés Hernández, J. P. Burrows
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 2627-2647 (2023)
The Indochina biomass burning (BB) season in springtime has a substantial environmental impact on the surrounding areas in Asia. In this study, we evaluated the environmental impact of a major long-range BB transport event on 19 March 2018 (a flight
Externí odkaz:
https://doaj.org/article/68d90b699be942f287dd18e8bf7d883b
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
Publikováno v:
Atmospheric Measurement Techniques, Vol 16, Pp 209-233 (2023)
Solar actinic radiation in the ultraviolet and visible range (UV/VIS) perpetuates atmospheric photochemistry by inducing photolysis processes which form reactive radical species. Photolysis frequencies are rate constants that quantify the rates of ph
Externí odkaz:
https://doaj.org/article/83c428127fea40f39bbc4917bd6117df
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:
S. F. Reifenberg, A. Martin, M. Kohl, S. Bacer, Z. Hamryszczak, I. Tadic, L. Röder, D. J. Crowley, H. Fischer, K. Kaiser, J. Schneider, R. Dörich, J. N. Crowley, L. Tomsche, A. Marsing, C. Voigt, A. Zahn, C. Pöhlker, B. A. Holanda, O. Krüger, U. Pöschl, M. Pöhlker, P. Jöckel, M. Dorf, U. Schumann, J. Williams, B. Bohn, J. Curtius, H. Harder, H. Schlager, J. Lelieveld, A. Pozzer
Publikováno v:
Atmospheric Chemistry and Physics, Vol 22, Pp 10901-10917 (2022)
Aerosols influence the Earth's energy balance directly by modifying the radiation transfer and indirectly by altering the cloud microphysics. Anthropogenic aerosol emissions dropped considerably when the global COVID-19 pandemic resulted in severe re
Externí odkaz:
https://doaj.org/article/e3b43aa46efa4095afee7bcb6e4c01fa