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Browsing by Author "Mueller, D."
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Evolution of the ice phase in tropical altocumulus : SAMUM lidar observations over Cape Verde
Ansmann, A.; Tesche, Matthias; Seifert, P.; Althausen, D.; Engelmann, R.; Fruntke, J.; Wandinger, U.; Mattis, I.; Mueller, D. (2009-09-16)The formation of the ice phase in tropical altocumulus has been studied with multiwavelength aerosol-cloud Raman lidar, wind Doppler lidar, and radiosonde, providing information on geometrical and optical properties, cloud ... -
Gravity-wave-induced cloud formation in desert dust : Observation with temperature/humidity/aerosol Raman lidar in the framework of earlinet
Ansmann, Albert; Mattis, I.; Mueller, D.; Wandinger, U.; Althausen, D. (ESA PUBLICATIONS DIVISION C/O ESTEC, 2004)The evolution of three cloud layers that formed during the passage of a gravity wave in a desert dust layer was monitored with an advanced Raman lidar. Dust is characterized in terms of particle optical properties. The ... -
Ground-based validation of CALIPSO observations of dust and smoke in the Cape Verde region
Tesche, Matthias; Wandinger, U.; Ansmann, A.; Althausen, D.; Mueller, D.; Omar, A. H. (2013-04-16)Ground-based Raman lidar measurements during the second Saharan Mineral Dust Experiment (SAMUM-2) in 2008 were used for validation of measurements of the lidar aboard the Cloud-Aerosol Lidar and Infrared Pathfinder Satellite ... -
Ice formation in Saharan dust over central Europe observed with temperature/humidity//aerosol Raman lidar
Ansmann, A.; Mattis, I.; Mueller, D.; Wandinger, U.; Radlach, M.; Althausen, D.; Damoah, R. (2005-04-26)[1] Three gravity-wave-induced clouds and a glaciating altocumulus layer were continuously monitored with lidar at Leipzig, Germany, on 21 November 2003. The midtropospheric clouds formed in Saharan dust at heights from ... -
Indo-Asian pollution during INDOEX : Microphysical particle properties and single-scattering albedo inferred from multiwavelength lidar observations
Mueller, D.; Franke, K.; Ansmann, A.; Althausen, D.; Wagner, F. (2003-10-07)[1] We present for the first time a comprehensive data set of vertically resolved physical particle properties, and the single-scattering albedo at 532 nm, derived from multiwavelength lidar observations of pollution plumes ... -
Influence of biogenic pollen on optical properties of atmospheric aerosols observed by lidar over Gwangju, South Korea
Noh, Young Min; Mueller, D.; Lee, Hanlim; Choi, Tae Jin (2013-04)For the first time, optical properties of biogenic pollen, i.e., backscatter coefficients and depolarization ratios at 532 nm were retrieved by lidar observations. The extinction coefficient was derived with the assumption ... -
Influence of Saharan dust on cloud glaciation in southern Morocco during the Saharan Mineral Dust Experiment
Ansmann, A.; Tesche, Matthias; Althausen, D.; Mueller, D.; Seifert, P.; Freudenthaler, V.; Heese, B.; Wiegner, M.; Pisani, G.; Knippertz, P.; Dubovik, O. (2008-02-27)Multiwavelength lidar, Sun photometer, and radiosonde observations were conducted at Ouarzazate ( 30.9 degrees N, 6.9 degrees W, 1133 m above sea level, asl), Morocco, in the framework of the Saharan Mineral Dust Experiment ... -
Influence of wind speed on optical properties of aerosols in the marine boundary layer measured by ship-borne DePolarization Lidar in the coastal area of Korea
Shin, Dongho; Mueller, D.; Choi, Tae Jin; Noh, Young Min; Yoon, Young Jun; Lee, Kwon-Ho; Shin, Sung Kyun; Chae, Nam Yi; Kim, Kwanchul; Kim, Young Joon (2014-02)Shipboard measurements of microphysical and optical properties of marine boundary-layer aerosols were performed around the Korean Peninsula from 2 to 5 December 2009. The measurements were conducted aboard the Korean ... -
Information content of multiwavelength lidar data on the base of Eigenvalues analysis
Veselovskii, Igor; Kolgotin, Alexei; Mueller, D.; Whiteman, D. (ESA PUBLICATIONS DIVISION C/O ESTEC, 2004)Multiwavelength Raman lidar technique in combination with sophisticated inversion algorithms has been recognized as a new tool to derive information about microphysical properties of atmospheric aerosols. The optical input ... -
Information content of multiwavelength lidar data with respect to microphysical particle properties derived from eigenvalue analysis
Veselovskii, Igor; Kolgotin, A.; Mueller, D.; Whiteman, D.N. (2005-09-01)The multiwavelength Raman lidar technique in combination with sophisticated inversion algorithms has been recognized as a new tool for deriving information about the microphysical properties of atmospheric aerosols. The ... -
An intercomparison of aerosol light extinction and 180 degrees backscatter as derived using in situ instruments and Raman lidar during the INDOEX field campaign
Masonis, S.J.; Franke, K.; Ansmann, A.; Mueller, D.; Althausen, D.; Ogren, J.A.; Jefferson, A.; Sheridan, P.J. (2002)[1] Aircraft in situ and Raman lidar profiles of aerosol light extinction (sigma(ep)) and 180degrees backscattering (beta(p)) are compared for 6 days during the Indian Ocean Experiment (INDOEX). The measurements of sigma(ep) ... -
Inversion with regularization for the retrieval of tropospheric aerosol parameters from multiwavelength lidar sounding
Veselovskii, Igor; Kolgotin, A.; Griaznov, V.; Mueller, D.; Wandinger, U.; Whiteman, D.N. (2002-06-20)We present an inversion algorithm for the retrieval of particle size distribution parameters, i.e., mean (effective) radius, number, surface area, and volume concentration, and complex refractive index from multiwavelength ... -
Investigation of the diurnal pattern of the vertical distribution of pollen in the lower troposphere using LIDAR
Noh, Y. M.; Lee, H.; Mueller, D.; Lee, K.; Shin, D.; Shin, S.; Choi, T. J.; Choi, Y. J.; Kim, K. R. (2013)The diurnal pattern of the vertical distribution of biogenic pollen in the lower troposphere was investigated by LIDAR. Meteorological data were taken at the ground. Pollen concentrations were measured at the surface using ... -
Lidar measurements for desert dust characterization : an overview
Mona, L.; Liu, Z.; Mueller, D.; Omar, A.; Papayannis, A.; Pappalardo, G.; Sugimoto, N.; Vaughan, M. (2012)We provide an overview of light detection and ranging (lidar) capability for describing and characterizing desert dust. This paper summarizes lidar techniques, observations, and fallouts of desert dust lidar measurements. ... -
Lidar measurements of Raman scattering at ultraviolet wavelength from mineral dust over East Asia
Tatarov, Boyan; Mueller, D.; Shin, Dong Ho; Shin, Sung Kyun; Mattis, Ina; Seifert, Patric; Noh, Young Min; Kim, Y. J.; Sugimoto, Nobuo (2011-01-17)We developed a novel measurement channel that utilizes Raman scattering from silicon dioxide (SiO(2)) quartz at an ultraviolet wavelength (361 nm). The excitation of the Raman signals is done at the primary wavelength of ... -
Lidar observations of the vertical aerosol flux in the planetary boundary layer
Engelmann, Ronny; Wandinger, Ulla; Ansmann, Albert; Mueller, D.; Zeromskis, Egidijus; Althausen, Dietrich; Wehner, Birgit (2008-08)The vertical aerosol transport in the planetary boundary layer (PBL) is investigated with lidars. Profiles of the vertical wind velocity are measured with a 2-mu m Doppler wind lidar. Aerosol parameters are derived from ... -
Lidar profiling of aerosol optical and microphysical properties from space : Overview, review, and outlook
Ansmann, A.; Mueller, D.; Wandinger, U.; Mamouri, R.E. (SPIE, 2013)The potential of spaceborne lidar to monitor aerosol layering and mixing with high vertical resolution is reviewed. An overview is presented on aerosol lidar techniques of past, present, and future NASA and ESA lidar ... -
Long-range transport of Saharan dust to northern Europe : The 11-16 October 2001 outbreak observed with EARLINET
Ansmann, A.; Boesenberg, J.; Chaikovsky, A.; Comeron, A.; Eckhardt, S.; Eixmann, R.; Freudenthaler, Volker; Ginoux, P.; Komguem, L.; Linne, H.; Marquez, M.A.L.; Matthias, M.; Mattis, I.; Mitev, Valentin; Mueller, D.; Music, S.; Nickovic, S.; Pelon, J.; Sauvage, L.; Sobolewsky, P.; Srivastava, M.K.; Stohl, A.; Torres, O.; Vaughan, G.; Wandinger, U.; Wiegner, M. (2003-12-24)[1] The spread of mineral particles over southwestern, western, and central Europe resulting from a strong Saharan dust outbreak in October 2001 was observed at 10 stations of the European Aerosol Research Lidar Network ... -
Measurements of desert dust optical characteristics at Porte au Sahara during SAMUM
Von Hoyningen-Huene, W.; Dinter, T.; Kokhanovsky, A. A.; Burrows, J. P.; Wendisch, M.; Bierwirth, E.; Mueller, D.; Diouri, M. (2009-02)Main optical characteristics of desert dust, such as phase function and single scattering albedo, have been derived from combinations of sun-/sky-radiometer and satellite measurements during the SAMUM experiment (10 May-10 ... -
Measuring atmospheric composition change
Laj, P.; Klausen, J.; Bilde, M.; Plass-Duelmer, C.; Pappalardo, G.; Clerbaux, C.; Baltensperger, U.; Hjorth, J.; Simpson, D.; Reimann, S.; Coheur, P. -F.; Richter, A.; De Maziere, M.; Rudich, Y.; McFiggans, G. B.; Torseth, K.; Wiedensohler, A.; Morin, S.; Schulz, M.; Allan, J. D.; Attie, J.-L.; Barnes, I.; Birmili, W.; Cammas, J. P.; Dommen, J.; Dorn, H. -P.; Fowler, D.; Fuzzi, S.; Glasius, M.; Granier, C.; Hermann, M.; Isaksen, I. S. A.; Kinne, S.; Koren, I.; Madonna, F.; Maione, M.; Massling, A.; Moehler, O.; Mona, L.; Monks, P. S.; Mueller, D.; Mueller, T.; Orphal, J.; Peuch, V.H.; Stratmann, F.; Tanre, D.; Tyndall, G.; Riziq, A. Abo; Van Roozendael, M.; Villani, P.; Wehner, B.; Wex, H.; Zardini, A. A. (2009-10)Scientific findings from the last decades have clearly highlighted the need for a more comprehensive approach to atmospheric change processes. In fact, observation of atmospheric composition variables has been an important ...