Zobrazeno 1 - 10
of 1 884
pro vyhledávání: '"K, Koenig"'
Publikováno v:
Atmospheric Measurement Techniques, Vol 17, Pp 5911-5934 (2024)
Bromine monoxide (BrO) is relevant to atmospheric oxidative capacity, affecting the lifetime of greenhouse gases (i.e., methane, dimethylsulfide) and mercury oxidation. However, measurements of BrO radical vertical profiles are rare, and BrO is highl
Externí odkaz:
https://doaj.org/article/eacd76793ca4423590e702fbb48bddb1
Publikováno v:
Atmospheric Chemistry and Physics, Vol 24, Pp 2099-2112 (2024)
Oxygenated organic molecules (OOMs) produced by the oxidation of aromatic compounds are key components of secondary organic aerosol (SOA) in urban environments. The steric effects of substitutions and rings and the role of key reaction pathways in al
Externí odkaz:
https://doaj.org/article/ef9b449cda634555b50f49c7494d2a0a
Publikováno v:
Frontiers in Microbiology, Vol 15 (2024)
Shiga toxin (Stx)-producing Escherichia coli (STEC) of non-O157:H7 serotypes are responsible for global and widespread human food-borne disease. Among these serogroups, O26, O45, O103, O111, O121, and O145 account for the majority of clinical infecti
Externí odkaz:
https://doaj.org/article/3d8a8dd128884c1591ae0bb6a37e6d81
Autor:
Anwar A. Kalalah, Sara S. K. Koenig, Peter Feng, Joseph M. Bosilevac, James L. Bono, Mark Eppinger
Publikováno v:
Microorganisms, Vol 12, Iss 4, p 699 (2024)
Shiga toxin-producing Escherichia coli are zoonotic pathogens that cause food-borne human disease. Among these, the O157:H7 serotype has evolved from an enteropathogenic O55:H7 ancestor through the displacement of the somatic gene cluster and recurre
Externí odkaz:
https://doaj.org/article/9abdfa62a6654591a66eb6d704043d76
Autor:
D. Griffin, C. A. McLinden, E. Dammers, C. Adams, C. E. Stockwell, C. Warneke, I. Bourgeois, J. Peischl, T. B. Ryerson, K. J. Zarzana, J. P. Rowe, R. Volkamer, C. Knote, N. Kille, T. K. Koenig, C. F. Lee, D. Rollins, P. S. Rickly, J. Chen, L. Fehr, A. Bourassa, D. Degenstein, K. Hayden, C. Mihele, S. N. Wren, J. Liggio, A. Akingunola, P. Makar
Publikováno v:
Atmospheric Measurement Techniques, Vol 14, Pp 7929-7957 (2021)
Smoke from wildfires is a significant source of air pollution, which can adversely impact air quality and ecosystems downwind. With the recently increasing intensity and severity of wildfires, the threat to air quality is expected to increase. Satell
Externí odkaz:
https://doaj.org/article/7aa2c03018464c20bb4d6505f128deb8
Autor:
A. Karagodin-Doyennel, E. Rozanov, T. Sukhodolov, T. Egorova, A. Saiz-Lopez, C. A. Cuevas, R. P. Fernandez, T. Sherwen, R. Volkamer, T. K. Koenig, T. Giroud, T. Peter
Publikováno v:
Geoscientific Model Development, Vol 14, Pp 6623-6645 (2021)
In this paper, we present a new version of the chemistry–climate model SOCOL-AERv2 supplemented by an iodine chemistry module. We perform three 20-year ensemble experiments to assess the validity of the modeled iodine and to quantify the effects of
Externí odkaz:
https://doaj.org/article/417cf746fb574f8989d35385f43ac018
Autor:
X. Wang, D. J. Jacob, W. Downs, S. Zhai, L. Zhu, V. Shah, C. D. Holmes, T. Sherwen, B. Alexander, M. J. Evans, S. D. Eastham, J. A. Neuman, P. R. Veres, T. K. Koenig, R. Volkamer, L. G. Huey, T. J. Bannan, C. J. Percival, B. H. Lee, J. A. Thornton
Publikováno v:
Atmospheric Chemistry and Physics, Vol 21, Pp 13973-13996 (2021)
We present an updated mechanism for tropospheric halogen (Cl + Br + I) chemistry in the GEOS-Chem global atmospheric chemical transport model and apply it to investigate halogen radical cycling and implications for tropospheric oxidants. Improved rep
Externí odkaz:
https://doaj.org/article/16ef8cc9be854ba8b1a053ec2295f214
Autor:
M. Xiao, C. R. Hoyle, L. Dada, D. Stolzenburg, A. Kürten, M. Wang, H. Lamkaddam, O. Garmash, B. Mentler, U. Molteni, A. Baccarini, M. Simon, X.-C. He, K. Lehtipalo, L. R. Ahonen, R. Baalbaki, P. S. Bauer, L. Beck, D. Bell, F. Bianchi, S. Brilke, D. Chen, R. Chiu, A. Dias, J. Duplissy, H. Finkenzeller, H. Gordon, V. Hofbauer, C. Kim, T. K. Koenig, J. Lampilahti, C. P. Lee, Z. Li, H. Mai, V. Makhmutov, H. E. Manninen, R. Marten, S. Mathot, R. L. Mauldin, W. Nie, A. Onnela, E. Partoll, T. Petäjä, J. Pfeifer, V. Pospisilova, L. L. J. Quéléver, M. Rissanen, S. Schobesberger, S. Schuchmann, Y. Stozhkov, C. Tauber, Y. J. Tham, A. Tomé, M. Vazquez-Pufleau, A. C. Wagner, R. Wagner, Y. Wang, L. Weitz, D. Wimmer, Y. Wu, C. Yan, P. Ye, Q. Ye, Q. Zha, X. Zhou, A. Amorim, K. Carslaw, J. Curtius, A. Hansel, R. Volkamer, P. M. Winkler, R. C. Flagan, M. Kulmala, D. R. Worsnop, J. Kirkby, N. M. Donahue, U. Baltensperger, I. El Haddad, J. Dommen
Publikováno v:
Atmospheric Chemistry and Physics, Vol 21, Pp 14275-14291 (2021)
New particle formation (NPF) is a significant source of atmospheric particles, affecting climate and air quality. Understanding the mechanisms involved in urban aerosols is important to develop effective mitigation strategies. However, NPF rates repo
Externí odkaz:
https://doaj.org/article/6aac995a628d449aa6612bfaf88c7f06
Autor:
B. Verreyken, C. Amelynck, J. Brioude, J.-F. Müller, N. Schoon, N. Kumps, A. Colomb, J.-M. Metzger, C. F. Lee, T. K. Koenig, R. Volkamer, T. Stavrakou
Publikováno v:
Atmospheric Chemistry and Physics, Vol 20, Pp 14821-14845 (2020)
We present an investigation of biomass burning (BB) plumes originating from Africa and Madagascar based on measurements of a suite of volatile organic compounds (VOCs), carbon monoxide (CO), ozone (O3) and nitrogen dioxide (NO2) obtained during the d
Externí odkaz:
https://doaj.org/article/61c4b71a313d4101be91a911dccbc7b7
Autor:
Y. Wang, A. Apituley, A. Bais, S. Beirle, N. Benavent, A. Borovski, I. Bruchkouski, K. L. Chan, S. Donner, T. Drosoglou, H. Finkenzeller, M. M. Friedrich, U. Frieß, D. Garcia-Nieto, L. Gómez-Martín, F. Hendrick, A. Hilboll, J. Jin, P. Johnston, T. K. Koenig, K. Kreher, V. Kumar, A. Kyuberis, J. Lampel, C. Liu, H. Liu, J. Ma, O. L. Polyansky, O. Postylyakov, R. Querel, A. Saiz-Lopez, S. Schmitt, X. Tian, J.-L. Tirpitz, M. Van Roozendael, R. Volkamer, Z. Wang, P. Xie, C. Xing, J. Xu, M. Yela, C. Zhang, T. Wagner
Publikováno v:
Atmospheric Measurement Techniques, Vol 13, Pp 5087-5116 (2020)
We present the inter-comparison of delta slant column densities (SCDs) and vertical profiles of nitrous acid (HONO) derived from measurements of different multi-axis differential optical absorption spectroscopy (MAX-DOAS) instruments and using differ
Externí odkaz:
https://doaj.org/article/bbd7c3a9add346139130bc965ef2d31f