Zobrazeno 1 - 10
of 1 130
pro vyhledávání: '"J. Lelieveld"'
Autor:
P. Dewald, T. Seubert, S. T. Andersen, G. N. T. E. Türk, J. Schuladen, M. R. McGillen, C. Denjean, J.-C. Etienne, O. Garrouste, M. Jamar, S. Harb, M. Cirtog, V. Michoud, M. Cazaunau, A. Bergé, C. Cantrell, S. Dusanter, B. Picquet-Varrault, A. Kukui, C. Xue, A. Mellouki, J. Lelieveld, J. N. Crowley
Publikováno v:
Atmospheric Chemistry and Physics, Vol 24, Pp 8983-8997 (2024)
We present direct measurements of biogenic volatile organic compound (BVOC)-induced nitrate radical (NO3) reactivity (kVOC) through the diel cycle in the suburban, temperate forest of Rambouillet near Paris (France). The data were obtained in a 6-wee
Externí odkaz:
https://doaj.org/article/f4b2058d6683424482c46eb26b567804
Autor:
L. A. T. Machado, J. Kesselmeier, S. Botía, H. van Asperen, M. O. Andreae, A. C. de Araújo, P. Artaxo, A. Edtbauer, R. R. Ferreira, M. A. Franco, H. Harder, S. P. Jones, C. Q. Dias-Júnior, G. G. Haytzmann, C. A. Quesada, S. Komiya, J. Lavric, J. Lelieveld, I. Levin, A. Nölscher, E. Pfannerstill, M. L. Pöhlker, U. Pöschl, A. Ringsdorf, L. Rizzo, A. M. Yáñez-Serrano, S. Trumbore, W. I. D. Valenti, J. Vila-Guerau de Arellano, D. Walter, J. Williams, S. Wolff, C. Pöhlker
Publikováno v:
Atmospheric Chemistry and Physics, Vol 24, Pp 8893-8910 (2024)
This study investigates the rain-initiated mixing and variability in the mixing ratio of selected trace gases in the atmosphere over the central Amazon rain forest. It builds on comprehensive data from the Amazon Tall Tower Observatory (ATTO), spanni
Externí odkaz:
https://doaj.org/article/98b13c62a856418fb3604f9a83d7f35c
Publikováno v:
Geoscientific Model Development, Vol 17, Pp 5705-5732 (2024)
We present the coupling of the Jena Scheme for Biosphere–Atmosphere Coupling in Hamburg version 4 (JSBACHv4) to the ECHAM/MESSy Atmospheric Chemistry (EMAC) model. With JSBACH, the soil water bucket model in EMAC is replaced by a diffusive hydrolog
Externí odkaz:
https://doaj.org/article/c8328c19ad124262aec55f37c1ce2bcf
Autor:
G. Lazoglou, T. Economou, C. Anagnostopoulou, G. Zittis, A. Tzyrkalli, P. Georgiades, J. Lelieveld
Publikováno v:
Geoscientific Model Development, Vol 17, Pp 4689-4703 (2024)
Precipitation holds significant importance as a climate parameter in various applications, including studies on the impacts of climate change. However, its simulation or projection accuracy is low, primarily due to its high stochasticity. Specificall
Externí odkaz:
https://doaj.org/article/23037a61b01244748c37304b2c223d1a
Autor:
L. Ort, L. L. Röder, U. Parchatka, R. Königstedt, D. Crowley, F. Kunz, R. Wittkowski, J. Lelieveld, H. Fischer
Publikováno v:
Atmospheric Measurement Techniques, Vol 17, Pp 3553-3565 (2024)
Here, we report on the development of a new quantum cascade laser infrared absorption spectroscopy (QLAS) instrument, the Airborne Tropospheric Tracer In-situ Laser Absorption spectrometer (ATTILA), for atmospheric trace-gas measurements on board of
Externí odkaz:
https://doaj.org/article/501b1d8dbfdc46bc8bfeb88ac491a5c2
Autor:
I. A. Girach, N. Ojha, P. R. Nair, K. V. Subrahmanyam, N. Koushik, M. M. Nazeer, N. Kiran Kumar, S. N. S. Babu, J. Lelieveld, A. Pozzer
Publikováno v:
Atmospheric Chemistry and Physics, Vol 24, Pp 1979-1995 (2024)
Studies of atmospheric trace gases in remote, pristine environments are critical for assessing the accuracy of climate models and advancing our understanding of natural processes and global changes. We investigated the surface ozone (O3) variability
Externí odkaz:
https://doaj.org/article/7f4a3c4762244dda9b7565a41e28325d
Publikováno v:
Biogeosciences, Vol 20, Pp 4391-4412 (2023)
Emissions of biogenic volatile organic compounds (BVOCs) from the terrestrial biosphere play a significant role in major atmospheric processes. BVOCs are highly reactive compounds that influence the atmosphere's oxidation capacity and also serve as p
Externí odkaz:
https://doaj.org/article/755ad1a13eba452990fd7c2dee113672
Autor:
Z. Hamryszczak, A. Hartmann, D. Dienhart, S. Hafermann, B. Brendel, R. Königstedt, U. Parchatka, J. Lelieveld, H. Fischer
Publikováno v:
Atmospheric Measurement Techniques, Vol 16, Pp 4741-4756 (2023)
Measurements of hydroperoxides help improve our understanding of atmospheric oxidation processes. Here, we introduce an instrument setup designed for airborne hydroperoxide measurements. The HYdrogen Peroxide and Higher Organic Peroxides (HYPHOP) mon
Externí odkaz:
https://doaj.org/article/d1f0776cb880425ba76f0cf1c89c471a
Autor:
M. Kohl, J. Lelieveld, S. Chowdhury, S. Ehrhart, D. Sharma, Y. Cheng, S. N. Tripathi, M. Sebastian, G. Pandithurai, H. Wang, A. Pozzer
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 13191-13215 (2023)
A new global dataset of annually averaged ultrafine particle (UFP) concentrations at the Earth's surface for the years 2015–2017 has been developed through numerical simulations using the ECHAM/MESSy Atmospheric Chemistry model (EMAC). We present t
Externí odkaz:
https://doaj.org/article/2f8075eefafa44969050733c45a4a53b
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 12651-12669 (2023)
Ozone is an important contributor to the radiative energy budget of the upper troposphere (UT). Therefore, observing and understanding the processes contributing to ozone production are important for monitoring the progression of climate change. Nitr
Externí odkaz:
https://doaj.org/article/1be2d090cc3c4728b1c7951d01bdc7d3