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- ItemNear-range receiver unit of next generation PollyXT used with Koldeway aerosol Raman lidar in Arctic(Les Ulis : EDP Sciences, 2016) Stachlewska, Iwona S.; Markowicz, Krzysztof M.; Ritter, Christoph; Roland Neuber, Roland; Heese, Birgit; Engelmann, Ronny; Linne, HolgerThe Near-range Aerosol Raman lidar (NARLa) receiver unit, that was designed to enhance the detection range of the NeXT generation PollyXT Aerosol-Depolarization-Raman (ADR) lidar of the University of Warsaw, was employed next the Koldeway Aerosol Raman Lidar (KARL) at the AWI-IPEV German-French station in Arctic during Spring 2015. Here we introduce shortly design of both lidars, the scheme of their installation next to each other, and preliminary results of observations aiming at arctic haze investigation by the lidars and the iCAP a set of particle counter and aethalometer installed under a tethered balloon.
- ItemStudy case of air-mass modification over Poland and Romania observed by the means of multiwavelength Raman depolarization lidars(Les Ulis : EDP Sciences, 2016) Costa-SurĂ³s, Montserrat; Janicka, Lucja; Stachlewska, Iwona S.; Nemuc, Anca; Talianu, Camelia; Heese, Birgit; Engelmann, RonnyAn air-mass modification, on its way from Poland to Romania, observed between 19-21 July 2014 is discussed. The air-mass was investigated using data of two multi-wavelength lidars capable of performing regular elastic, depolarization and Raman measurements in Warsaw, Poland, and in Magurele, Romania. The analysis was focused on evaluating optical properties of aerosol in order to search for similarities and differences in the vertical profiles describing the atmospheric layers above the two stations within given period.