Zobrazeno 1 - 10
of 90
pro vyhledávání: '"T. Klimach"'
Autor:
A. Hünig, O. Appel, A. Dragoneas, S. Molleker, H.-C. Clemen, F. Helleis, T. Klimach, F. Köllner, T. Böttger, F. Drewnick, J. Schneider, S. Borrmann
Publikováno v:
Atmospheric Measurement Techniques, Vol 15, Pp 2889-2921 (2022)
In this paper, we present the design, development, and characteristics of the novel aerosol mass spectrometer ERICA (ERC Instrument for Chemical composition of Aerosols; ERC – European Research Council) and selected results from the first airborne
Externí odkaz:
https://doaj.org/article/7df737e664644e00b6963cf9b2687678
Autor:
N. Kim, Y. Cheng, N. Ma, M. L. Pöhlker, T. Klimach, T. F. Mentel, O. O. Krüger, U. Pöschl, H. Su
Publikováno v:
Atmospheric Measurement Techniques, Vol 14, Pp 6991-7005 (2021)
For understanding and assessing aerosol–cloud interactions and their impact on climate, reliable measurement data on aerosol particle hygroscopicity and cloud condensation nuclei (CCN) activity are required. The CCN activity of aerosol particles ca
Externí odkaz:
https://doaj.org/article/f674095d1c3e4c6cbc5edbe1183e9c25
Autor:
M. Prass, M. O. Andreae, A. C. de Araùjo, P. Artaxo, F. Ditas, W. Elbert, J.-D. Förster, M. A. Franco, I. Hrabe de Angelis, J. Kesselmeier, T. Klimach, L. A. Kremper, E. Thines, D. Walter, J. Weber, B. Weber, B. M. Fuchs, U. Pöschl, C. Pöhlker
Publikováno v:
Biogeosciences, Vol 18, Pp 4873-4887 (2021)
The Amazon rain forest plays a major role in global hydrological cycling, and biogenic aerosols are likely to influence the formation of clouds and precipitation. Information about the sources and altitude profiles of primary biological aerosol parti
Externí odkaz:
https://doaj.org/article/31d8809631084525a7503bf02c161416
Autor:
F. Köllner, J. Schneider, M. D. Willis, H. Schulz, D. Kunkel, H. Bozem, P. Hoor, T. Klimach, F. Helleis, J. Burkart, W. R. Leaitch, A. A. Aliabadi, J. P. D. Abbatt, A. B. Herber, S. Borrmann
Publikováno v:
Atmospheric Chemistry and Physics, Vol 21, Pp 6509-6539 (2021)
Aerosol particles impact the Arctic climate system both directly and indirectly by modifying cloud properties, yet our understanding of their vertical distribution, chemical composition, mixing state, and sources in the summertime Arctic is incomplet
Externí odkaz:
https://doaj.org/article/6406924080c649d9a2688ac372c9bf23
Autor:
J. Schneider, R. Weigel, T. Klimach, A. Dragoneas, O. Appel, A. Hünig, S. Molleker, F. Köllner, H.-C. Clemen, O. Eppers, P. Hoppe, P. Hoor, C. Mahnke, M. Krämer, C. Rolf, J.-U. Grooß, A. Zahn, F. Obersteiner, F. Ravegnani, A. Ulanovsky, H. Schlager, M. Scheibe, G. S. Diskin, J. P. DiGangi, J. B. Nowak, M. Zöger, S. Borrmann
Publikováno v:
Atmospheric Chemistry and Physics, Vol 21, Pp 989-1013 (2021)
We analyse aerosol particle composition measurements from five research missions between 2014 and 2018 to assess the meridional extent of particles containing meteoric material in the upper troposphere and lower stratosphere (UTLS). Measurements from
Externí odkaz:
https://doaj.org/article/ccb3258ea0c345c5873eadf9a39a5e47
Publikováno v:
Atmospheric Measurement Techniques, Vol 13, Pp 6053-6065 (2020)
Direct measurement of the acidity (pH) of ambient aerosol particles/droplets has long been a challenge for atmospheric scientists. A novel and facile method was introduced recently by Craig et al. (2018), where the pH of size-resolved aerosol droplet
Externí odkaz:
https://doaj.org/article/090a1e42f88a472da38ec50a269d2166
Autor:
H.-C. Clemen, J. Schneider, T. Klimach, F. Helleis, F. Köllner, A. Hünig, F. Rubach, S. Mertes, H. Wex, F. Stratmann, A. Welti, R. Kohl, F. Frank, S. Borrmann
Publikováno v:
Atmospheric Measurement Techniques, Vol 13, Pp 5923-5953 (2020)
The aim of this study is to show how a newly developed aerodynamic lens system (ALS), a delayed ion extraction (DIE), and better electric shielding improve the efficiency of the Aircraft-based Laser ABlation Aerosol MAss spectrometer (ALABAMA). These
Externí odkaz:
https://doaj.org/article/973deed0c9ac4649b43725dcd9c841ce
Autor:
S. Molleker, F. Helleis, T. Klimach, O. Appel, H.-C. Clemen, A. Dragoneas, C. Gurk, A. Hünig, F. Köllner, F. Rubach, C. Schulz, J. Schneider, S. Borrmann
Publikováno v:
Atmospheric Measurement Techniques, Vol 13, Pp 3651-3660 (2020)
We present a novel and compact design of a constant-pressure inlet (CPI) developed for use in airborne aerosol mass spectrometry. In particular, the inlet system is optimized for aerodynamic lenses commonly used in aerosol mass spectrometers, in whic
Externí odkaz:
https://doaj.org/article/521a1659281b42a7b71c7e60f42982cd
Autor:
D. Marno, C. Ernest, K. Hens, U. Javed, T. Klimach, M. Martinez, M. Rudolf, J. Lelieveld, H. Harder
Publikováno v:
Atmospheric Measurement Techniques, Vol 13, Pp 2711-2731 (2020)
Laser-induced fluorescence (LIF) is a widely used technique for both laboratory-based and ambient atmospheric chemistry measurements. However, LIF instruments require calibrations in order to translate instrument response into concentrations of chemi
Externí odkaz:
https://doaj.org/article/c197d07fed5244fb90a2ae2e866e5b26
Autor:
B. A. Holanda, M. L. Pöhlker, D. Walter, J. Saturno, M. Sörgel, J. Ditas, F. Ditas, C. Schulz, M. A. Franco, Q. Wang, T. Donth, P. Artaxo, H. M. J. Barbosa, S. Borrmann, R. Braga, J. Brito, Y. Cheng, M. Dollner, J. W. Kaiser, T. Klimach, C. Knote, O. O. Krüger, D. Fütterer, J. V. Lavrič, N. Ma, L. A. T. Machado, J. Ming, F. G. Morais, H. Paulsen, D. Sauer, H. Schlager, J. Schneider, H. Su, B. Weinzierl, A. Walser, M. Wendisch, H. Ziereis, M. Zöger, U. Pöschl, M. O. Andreae, C. Pöhlker
Publikováno v:
Atmospheric Chemistry and Physics, Vol 20, Pp 4757-4785 (2020)
Black carbon (BC) aerosols influence the Earth's atmosphere and climate, but their microphysical properties, spatiotemporal distribution, and long-range transport are not well constrained. This study presents airborne observations of the transatlanti
Externí odkaz:
https://doaj.org/article/a611899d480d4896978871c31b1900a1