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Browsing by Author "Mueller, D."
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The 16 April 2010 major volcanic ash plume over central Europe : EARLINET lidar and AERONET photometer observations at Leipzig and Munich, Germany
Ansmann, A.; Tesche, Matthias; Gross, S.; Freudenthaler, V.; Seifert, P.; Hiebsch, A.; Schmidt, J.; Wandinger, U.; Mattis, I.; Mueller, D.; Wiegner, M. (2010-07-15)The optically thickest volcanic ash plume ever measured over Germany was monitored with multiwavelength Raman lidars and Sun photometer at Leipzig and Munich. When this ash layer, originating from the Eyjafjoll eruptions ... -
Aerosol indirect effects as a function of cloud top pressure
Massie, Steven T.; Heymsfield, Andrew; Schmitt, Carl; Mueller, D.; Seifert, Patric (2007-03-16)Aerosol indirect effects are quantified as a function of cloud top pressure over India and the Indian Ocean in February and March 2003-2005 from analyses of moderate resolution imaging spectroradiometer ( MODIS) radiances, ... -
Aerosol lofting from sea breeze during the Indian Ocean Experiment
Verma, S.; Boucher, O.; Venkataraman, C.; Reddy, M.S.; Mueller, D.; Chazette, P.; Crouzille, B. (2006-04-14)This work was carried out to understand the mechanisms leading to lofting and large-scale advection of aerosols over the Indian Ocean region due to interaction of the sea breeze with the northeast monsoon winds along the ... -
Aerosol profiling with lidar in the Amazon Basin during the wet and dry season
Baars, H.; Ansmann, A.; Althausen, D.; Engelmann, R.; Heese, B.; Mueller, D.; Artaxo, P.; Paixao, M.; Pauliquevis, T.; Souza, R. (2012-11-03)For the first time, multiwavelength polarization Raman lidar observations of optical and microphysical particle properties over the Amazon Basin are presented. The fully automated advanced Raman lidar was deployed 60 km ... -
Aerosol-type-dependent lidar ratios observed with Raman lidar
Mueller, D.; Ansmann, A.; Mattis, I.; Tesche, Matthias; Wandinger, U.; Althausen, D.; Pisani, G. (2007-08-17)[1] We summarize our Raman lidar observations which were carried out in Europe, Asia, and Africa during the past 10 years, with focus on particle extinction-to-backscatter ratios ( lidar ratios) and (A) over circle ngstrom ... -
Airborne multiwavelength High Spectral Resolution Lidar (HSRL-2) observations during TCAP 2012 : Vertical profiles of optical and microphysical properties of a smoke/urban haze plume over the northeastern coast of the US
Mueller, D.; Hostetler, C. A.; Ferrare, R. A.; Burton, S. P.; Chemyakin, E.; Kolgotin, A.; Hair, J. W.; Cook, A. L.; Harper, D. B.; Rogers, R. R.; Hare, R. W.; Cleckner, C. S.; Obland, M. D.; Tomlinson, J.; Berg, L. K.; Schmid, B. (2014-10-10)We present measurements acquired by the world's first airborne 3 backscatter (β) + 2 extinction (α) High Spectral Resolution Lidar (HSRL-2). HSRL-2 measures particle backscatter coefficients at 355, 532, and 1064 nm, ... -
Airborne observations of dry particle absorption and scattering properties over the northern Indian Ocean
de Reus, Marian; Formenti, P.; Strom, J.; Krejci, R.; Mueller, D.; Andreae, M.O.; Lelieveld, J. (2002-11)[1] Airborne measurements of the absorption and scattering coefficients of dry aerosols, at 525 and 545 nm, respectively, were performed over the northern Indian Ocean during the Indian Ocean Experiment (INDOEX). In the ... -
Arctic haze over Central Europe
Heintzenberg, J.; Tuch, T.; Wehner, B.; Wiedensohler, A.; Wex, H.; Ansmann, A.; Mattis, I.; Mueller, D.; Wendisch, M.; Eckhardt, S.; Stohl, A. (2003-07)An extraordinary aerosol situation over Leipzig, Germany in April 2002 was investigated with a comprehensive set of ground-based volumetric and columnar aerosol data, combined with aerosol profiles from lidar, meteorological ... -
Arrange and average algorithm for the retrieval of aerosol parameters from multiwavelength high-spectral-resolution lidar/Raman lidar data
Chemyakin, Eduard V.; Mueller, D.; Burton, Sharon P.; Kolgotin, Alexei V.; Hostetler, Chris A.; Ferrare, Richard A. (2014-10-23)We present the results of a feasibility study in which a simple, automated, and unsupervised algorithm, which we call the arrange and average algorithm, is used to infer microphysical parameters (complex refractive index, ... -
Atmospheric aerosol characterization combining multi-wavelength Raman Lidar and MAX-DOAS measurements in Gwanjgu
Chong, Jihyo; Shin, Dong Ho; Kim, Kwan Chul; Lee, Kwon-Ho; Shin, Sungkyun; Noh, Y. M.; Mueller, D.; Kim, Young J. (SPIE, 2011)Integrated approach has been adopted at the ADvanced Environmental Research Center (ADEMRC), Gwangju Institute of Science and Technology (GIST), Korea for effective monitoring of atmospheric aerosol. Various active and ... -
Atmospheric dust modeling from meso to global scales with the online NMMB/BSC-Dust model - Part 2 : Experimental campaigns in Northern Africa
Haustein, K.; Perez, C.; Baldasano, J. M.; Jorba, O.; Basart, S.; Miller, R. L.; Janjic, Z.; Black, T.; Nickovic, S.; Todd, M. C.; Washington, R.; Mueller, D.; Tesche, Matthias; Weinzierl, B.; Esselborn, M.; Schladitz, A. (2012)The new NMMB/BSC-Dust model is intended to provide short to medium-range weather and dust forecasts from regional to global scales. It is an online model in which the dust aerosol dynamics and physics are solved at each ... -
Characterization of Asian dust and Siberian smoke with multiwavelength Raman lidar over Tokyo, Japan in spring 2003
Murayama, T.; Mueller, D.; Wada, K.; Shimizu, A.; Sekiguchi, M.; Tsukamoto, T. (2004-12-02)[ 1] In the spring of 2003, we observed lofted Asian dust and Siberian forest-fire smoke plumes in the free troposphere over Tokyo, Japan with a dual-wavelength Raman lidar. These data show clear signatures of the optical ... -
Characterization of atmospheric aerosols with multiwavelength Raman lidar
Mueller, D.; Mattis, I.; Kolgotin, Alexei; Ansmann, Albert; Wandinger, U.; Althausen, D. (SPIE, 2007)Multiwavelength Raman lidar observations have matured into a powerful tool for the vertical resolved characterization of optical and microphysical properties of atmospheric aerosol particles. Raman lidars that operate with ... -
Characterization of fresh and aged biomass burning events using multiwavelength Raman lidar and mass spectrometry
Nicolae, D.; Nemuc, A.; Mueller, D.; Talianu, C.; Vasilescu, J.; Belegante, L.; Kolgotin, A. (2013-04-16)This paper focuses on optical and microphysical properties of long-range transported biomass burning (BB) aerosols and their variation with atmospheric evolution (ageing), as observed by a multiwavelength Raman lidar, part ... -
Cirrus optical properties observed with lidar, radiosonde, and satellite over the tropical Indian Ocean during the aerosol-polluted northeast and clean maritime southwest monsoon
Seifert, P.; Ansmann, A.; Mueller, D.; Wandinger, U.; Althausen, D.; Heymsfield, A. J.; Massie, S. T.; Schmitt, C. (2007-09-14)Cirrus formation and geometrical and optical properties of tropical cirrus as a function of height and temperature are studied on the basis of INDOEX ( Indian Ocean Experiment) lidar and radiosonde measurements and satellite ... -
Closure study on optical and microphysical properties of a mixed urban and Arctic haze air mass observed with Raman lidar and Sun photometer
Mueller, D.; Mattis, I.; Ansmann, A.; Wehner, B.; Althausen, D.; Wandinger, U.; Dubovik, O. (2004-07)[1] We present a comprehensive optical and microphysical characterization of an intense haze event observed over Leipzig ( 51.3 degreesN, 12.4 degreesE), Germany, in April 2002. This event was characterized by unusually ... -
Co-ordinated vertical profiling of Saharan dust over western and central Europe with a continental lidar network : The 11-16 October 2001 outbreak
Ansmann, Albert; Bosenberg, J.; Chaikovsky, Anatoly; Eixmann, R.; Freudenthaler, Volker; Garcia-Vizcaino, D.; Komguem, L.; Linne, Holger; Matthias, M.; Mattis, I.; Mitev, Valentin; Mueller, D.; Munoz, C.; Nickovic, S.; Pelon, J.; Sauvage, L.; Sobolewsky, P.; Srivastava, M.K.; Vaughan, G.; Wandinger, U.; Wiegner, M. (INST TROPICAL MEDICINE ROTTERDAM - LEIDEN, 2003)The spread of mineral particles over southwestern, western, and central Europe resulting from a strong Saharan dust outbreak in October 2001 was observed with the European Aerosol Research Lidar Network (EARLINET). For the ... -
Columnar aerosol optical and radiative properties according to season and air mass transport pattern over East Asia
Noh, Young M.; Mueller, D.; Lee, Hanlim; Lee, Kwonho; Kim, Young Joon (2012-08)The column-integrated optical and radiative properties of aerosols in the downwind area of East Asia were investigated based on sun/sky radiometer measurements performed from February 2004 to June 2005 at Gwangju (35.23A ... -
Comparison of optical and microphysical properties of pure Saharan mineral dust observed with AERONET Sun photometer, Raman lidar, and in situ instruments during SAMUM 2006
Mueller, D.; Lee, K-H.; Gasteiger, J.; Tesche, Matthias; Weinzierl, B.; Kandler, K.; Mueller, T.; Toledano, C.; Otto, S.; Althausen, D.; Ansmann, A. (2012-04-14)The Saharan Mineral Dust Experiment (SAMUM) 2006, Morocco, aimed at the characterization of optical, physical, and radiative properties of Saharan dust. AERONET Sun photometer, several lidars (Raman and high-spectral-resolution ... -
Comparison of Raman Lidar Observations of Water Vapor with COSMO-DE Forecasts during COPS 2007
Herold, Christian; Althausen, Dietrich; Mueller, D.; Tesche, Matthias; Seifert, Patric; Engelmann, Ronny; Flamant, Cyrille; Bhawar, Rohini; Di Girolamo, Paolo (2011-12)Water vapor measurements with the multiwavelength Raman lidar Backscatter Extinction Lidar-Ratio Temperature Humidity Profiling Apparatus (BERTHA) were performed during the Convective and Orographically-induced Precipitation ...