Zobrazeno 1 - 10
of 305
pro vyhledávání: '"S. Trömel"'
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 14219-14237 (2023)
This study assimilates for the first time polarimetric C-band radar observations from the German meteorological service (DWD) into DWD's convective-scale model ICON-D2 using DWD's ensemble-based KENDA assimilation framework. We compare the assimilati
Externí odkaz:
https://doaj.org/article/bc494757ae8a45ab92fc141081157a6e
Publikováno v:
Atmospheric Measurement Techniques, Vol 16, Pp 2089-2106 (2023)
Polarimetric microphysical retrievals reveal a great potential for the evaluation of numerical models and data assimilation. However, the accuracy of ice microphysical retrievals is still poorly explored. To evaluate these retrievals and assess their
Externí odkaz:
https://doaj.org/article/13df4d25bb61433ebbd0d8a20057a1f6
Publikováno v:
Natural Hazards and Earth System Sciences, Vol 23, Pp 159-177 (2023)
The disastrous July 2021 flooding event made us question the ability of current hydrometeorological tools in providing timely and reliable flood forecasts for unprecedented events. This is an urgent concern since extreme events are increasing due to
Externí odkaz:
https://doaj.org/article/b7a352fad1bf41b6826e7a6ffb2983e0
Publikováno v:
Atmospheric Chemistry and Physics, Vol 22, Pp 7593-7618 (2022)
Ensemble simulations with the Terrestrial Systems Modelling Platform (TSMP) covering northwestern Germany are evaluated for three summertime convective storms using polarimetric X-band radar measurements. Using a forward operator, the simulated micro
Externí odkaz:
https://doaj.org/article/c9095586d80e4e68bf9454635c67abe5
Publikováno v:
Geoscientific Model Development, Vol 15, Pp 291-313 (2022)
Sensitivity experiments with a numerical weather prediction (NWP) model and polarimetric radar forward operator (FO) are conducted for a long-duration stratiform event over northwestern Germany to evaluate uncertainties in the partitioning of the ice
Externí odkaz:
https://doaj.org/article/b048dcde5286429885200c941b544ced
Autor:
S. Trömel, C. Simmer, U. Blahak, A. Blanke, S. Doktorowski, F. Ewald, M. Frech, M. Gergely, M. Hagen, T. Janjic, H. Kalesse-Los, S. Kneifel, C. Knote, J. Mendrok, M. Moser, G. Köcher, K. Mühlbauer, A. Myagkov, V. Pejcic, P. Seifert, P. Shrestha, A. Teisseire, L. von Terzi, E. Tetoni, T. Vogl, C. Voigt, Y. Zeng, T. Zinner, J. Quaas
Publikováno v:
Atmospheric Chemistry and Physics, Vol 21, Pp 17291-17314 (2021)
Cloud and precipitation processes are still a main source of uncertainties in numerical weather prediction and climate change projections. The Priority Programme “Polarimetric Radar Observations meet Atmospheric Modelling (PROM)”, funded by the G
Externí odkaz:
https://doaj.org/article/4853a1a108c64acaa8e1dd177e431a3f
Autor:
J. Dias Neto, S. Kneifel, D. Ori, S. Trömel, J. Handwerker, B. Bohn, N. Hermes, K. Mühlbauer, M. Lenefer, C. Simmer
Publikováno v:
Earth System Science Data, Vol 11, Pp 845-863 (2019)
This paper describes a 2-month dataset of ground-based triple-frequency (X, Ka, and W band) Doppler radar observations during the winter season obtained at the Jülich ObservatorY for Cloud Evolution Core Facility (JOYCE-CF), Germany. All relevant po
Externí odkaz:
https://doaj.org/article/4dc9494e81c249fc995015a3d119dba5
Autor:
A. Macke, P. Seifert, H. Baars, C. Barthlott, C. Beekmans, A. Behrendt, B. Bohn, M. Brueck, J. Bühl, S. Crewell, T. Damian, H. Deneke, S. Düsing, A. Foth, P. Di Girolamo, E. Hammann, R. Heinze, A. Hirsikko, J. Kalisch, N. Kalthoff, S. Kinne, M. Kohler, U. Löhnert, B. L. Madhavan, V. Maurer, S. K. Muppa, J. Schween, I. Serikov, H. Siebert, C. Simmer, F. Späth, S. Steinke, K. Träumner, S. Trömel, B. Wehner, A. Wieser, V. Wulfmeyer, X. Xie
Publikováno v:
Atmospheric Chemistry and Physics, Vol 17, Iss 7, Pp 4887-4914 (2017)
The HD(CP)2 Observational Prototype Experiment (HOPE) was performed as a major 2-month field experiment in Jülich, Germany, in April and May 2013, followed by a smaller campaign in Melpitz, Germany, in September 2013. HOPE has been designed to provi
Externí odkaz:
https://doaj.org/article/f5e1793bddf14997b63f4e7f048b8a69
Publikováno v:
Atmospheric Chemistry and Physics, Vol 16, Pp 7105-7116 (2016)
This study presents a first analysis of precipitation and related microphysical processes observed by three polarimetric X-band Doppler radars (BoXPol, JuXPol and KiXPol) in conjunction with a ground-based network of disdrometers, rain gauges and
Externí odkaz:
https://doaj.org/article/c656d8ae8b4646a4a5f6c261afba184a
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