Blar i NILU Brage på forfatter "Zehner, Claus"
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Earth observations and volcanic ash. A report from the ESA/Eumetsat Dublin workshop, 4-7 March, 2013.
Prata, Fred; Zehner, Claus; Stebel, Kerstin (Research report, 2014)FOREWORD: The Eyjafjallajökull eruption in spring 2010 found the European air transportation system unprepared to deal effectively with such a large-scale event. At that time the European Space Agency and Eumetsat convened ... -
Ground-based validation of the Copernicus Sentinel-5P TROPOMI NO2 measurements with the NDACC ZSL-DOAS, MAX-DOAS and Pandonia global networks
Verhoelst, Tijl; Compernolle, Steven; Pinardi, Gaia; Lambert, Jean-Christopher; Eskes, Henk J.; Eichmann, Kai Uwe; Fjæraa, Ann Mari; Granville, José; Niemeijer, Sander; Cede, Alexander; Tiefengraber, Martin; Hendrick, François; Pazmino, Andrea; Bais, Alkiviadis; Bazureau, Ariane; Boersma, K. Folkert; Bognar, Kristof; Dehn, Angelika; Donner, Sebastian; Elokhov, Aleksandr; Gebetsberger, Manuel; Goutail, Florence; de la Mora, Michel Grutter; Gruzdev, Aleksandr; Gratsea, Myrto; Hansen, Georg Heinrich; Irie, Hitoshi; Jepsen, Nis; Kanaya, Yugo; Karagkiozidis, Dimitris; Kivi, Rigel; Kreher, Karin; Levelt, Pieternel F.; Liu, Cheng; Muller, Moritz; Comas, Monica Navarro; Piters, Ankie J.M.; Pommereau, Jean-Pierre; Portafaix, Thierry; Prados-Roman, Cristina; Puentedura, Olga; Querel, Richard; Remmers, Julia; Richter, Andreas; Rimmer, John; Cárdenas, Claudia Rivera; de Miguel, Lidia Saavedra; Sinyakov, Valery P.; Stremme, Wolfgang; Strong, Kimberly; Van Roozendael, Michel; Veefkind, J. Pepijn; Wagner, Thomas; Wittrock, Folkard; Gonzalez, Margarita Yela; Zehner, Claus (Peer reviewed; Journal article, 2021)This paper reports on consolidated ground-based validation results of the atmospheric NO2 data produced operationally since April 2018 by the TROPOspheric Monitoring Instrument (TROPOMI) on board of the ESA/EU Copernicus ... -
Modification of local urban aerosol properties by long-range transport of biomass burning aerosol
Stachlewska, Iwona S.; Samson, Mateusz; Zawadzka, Olga; Harenda, Kamila M.; Janicka, Lucja; Poczta, Patryk; Szczepanik, Dominika; Heese, Birgit; Wang, Dongxiang; Borek, Karolina; Tetoni, Eleni; Proestakis, Emmanouil; Siomos, Nikolaos; Nemuc, Anca; Chojnicki, Bogdan H.; Markowicz, Krzysztof M.; Pietruczuk, Aleksander; Szkop, Artur; Althausen, Dietrich; Stebel, Kerstin; Schuettemeyer, Dirk; Zehner, Claus (Journal article; Peer reviewed, 2018)During August 2016, a quasi-stationary high-pressure system spreading over Central and North-Eastern Europe, caused weather conditions that allowed for 24/7 observations of aerosol optical properties by using a complex ... -
SEVIRI Aerosol Optical Depth Validation Using AERONET and Intercomparison with MODIS in Central and Eastern Europe
Ajtai, Nicolae; Mereuta, Alexandru; Stefanie, Horatiu; Radovici, Andrei; Botezan, Camelia; Zawadzka-Manko, Olga; Stachlewska, Iwona S.; Stebel, Kerstin; Zehner, Claus (Peer reviewed; Journal article, 2021)This paper presents the validation results of Aerosol Optical Depth (AOD) retrieved from the Spinning Enhanced Visible Infrared Radiometer (SEVIRI) data using the near-real-time algorithm further developed in the frame of ... -
Support to aviation control service (SACS): An online service for near-real-time satellite monitoring of volcanic plumes
Brenot, Hugues; Theys, Nicolas; Clarisse, Lieven; Van Geffen, Jos H.G.M.; Van Gent, Jeroen; Van Roozendael, Michel; Van Der A, Ronald J.; Hurtmans, Daniel; Coheur, Pierre-François; Clerbaux, Cathy; Valks, Pieter J.M.; Hedelt, Pascal; Prata, Alfredo; Rasson, Olivier; Sievers, Klaus; Zehner, Claus (Journal article; Peer reviewed, 2014)