Search Results - "Bundke, U."

Saharan dust and ice nuclei over Central Europe by Klein, H., Nickovic, S., Haunold, W., Bundke, U., Nillius, B., Ebert, M., Weinbruch, S., Schuetz, L., Levin, Z., Barrie, L. A., Bingemer, H.

“…Surface measurements of aerosol and ice nuclei (IN) at a Central European mountain site during an episode of dust transport from the Sahara are presented. Ice…”
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Single-particle characterization of ice-nucleating particles and ice particle residuals sampled by three different techniques by Worringen, A, Kandler, K, Benker, N, Dirsch, T, Mertes, S, Schenk, L, Kästner, U, Frank, F, Nillius, B, Bundke, U, Rose, D, Curtius, J, Kupiszewski, P, Weingartner, E, Vochezer, P, Schneider, J, Schmidt, S, Weinbruch, S, Ebert, M

“…In the present work, three different techniques to separate ice-nucleating particles (INPs) as well as ice particle residuals (IPRs) from non-ice-active…”
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Experimental study of the role of physicochemical surface processing on the IN ability of mineral dust particles by Niedermeier, D., Hartmann, S., Clauss, T., Wex, H., Kiselev, A., Sullivan, R. C., DeMott, P. J., Petters, M. D., Reitz, P., Schneider, J., Mikhailov, E., Sierau, B., Stetzer, O., Reimann, B., Bundke, U., Shaw, R. A., Buchholz, A., Mentel, T. F., Stratmann, F.

“…During the measurement campaign FROST 2 (FReezing Of duST 2), the Leipzig Aerosol Cloud Interaction Simulator (LACIS) was used to investigate the influence of…”
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Atmospheric ice nuclei in the Eyjafjallajökull volcanic ash plume by Bingemer, H., Klein, H., Ebert, M., Haunold, W., Bundke, U., Herrmann, T., Kandler, K., Müller-Ebert, D., Weinbruch, S., Judt, A., Wéber, A., Nillius, B., Ardon-Dryer, K., Levin, Z., Curtius, J.

“…We have sampled atmospheric ice nuclei (IN) and aerosol in Germany and in Israel during spring 2010. IN were analyzed by the static vapor diffusion chamber…”
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The fast Ice Nucleus chamber FINCH by Bundke, U., Nillius, B., Jaenicke, R., Wetter, T., Klein, H., Bingemer, H.

“…We present first results of our new developed Ice Nucleus (IN) counter FINCH from the sixth Cloud and Aerosol Characterization Experiment (CLACE 6) campaign at…”
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Development of a Bioaerosol single particle detector (BIO IN) for the Fast Ice Nucleus CHamber FINCH by Bundke, U., Reimann, B., Nillius, B., Jaenicke, R., Bingemer, H.

“…In this work we present the setup and first tests of our new BIO IN detector. This detector was constructed to classify atmospheric ice nuclei (IN) for their…”
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IN SITU, AIRBORNE INSTRUMENTATION: Addressing and Solving Measurement Problems in Ice Clouds by Baumgardner, D., Avallone, L., Bansemer, A., Borrmann, S., Brown, P., Bundke, U., Chuang, P. Y., Cziczo, D., Field, P., Gallagher, M., Gayet, J.-F., Heymsfield, A., Korolev, A., Krämer, M., McFarquhar, G., Mertes, S., Möhler, O., Lance, S., Lawson, P., Petters, M. D., Pratt, K., Roberts, G., Rogers, D., Stetzer, O., Stith, J., Strapp, W., Twohy, C., Wendisch, M.

“…With these issues in mind, a workshop was held with the following five objectives: 1 identify the critical, unresolved scientific questions related to the…”
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Corrigendum to "Experimental study of the role of physicochemical surface processing on the IN ability of mineral dust particles" published in Atmos. Chem. Phys., 11, 11131–11144, 2011 by Niedermeier, D., Hartmann, S., Clauss, T., Wex, H., Kiselev, A., Sullivan, R. C., DeMott, P. J., Petters, M. D., Reitz, P., Schneider, J., Mikhailov, E., Sierau, B., Stetzer, O., Reimann, B., Bundke, U., Shaw, R. A., Buchholz, A., Mentel, T. F., Stratmann, F.

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Aerosol optical properties during the Lindenberg Aerosol Characterization Experiment (LACE 98) by Bundke, U., Hänel, G., Horvath, H., Kaller, W., Seidl, S., Wex, H., Wiedensohler, A., Wiegner, M., Freudenthaler, V.

“…The optical properties of atmospheric aerosol particles were measured close to ground level using different methods at Lindenberg/Falkenberg (Germany) during…”
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Maximum supersaturation during cloud formation and number density of growing clouddroplets calculated from measurements by Bundke, U., Hänel, G.

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Upper-tropospheric slightly ice-subsaturated regions: frequency of occurrence and statistical evidence for the appearance of contrail cirrus by Li, Yun, Mahnke, Christoph, Rohs, Susanne, Bundke, Ulrich, Spelten, Nicole, Dekoutsidis, Georgios, Groß, Silke, Voigt, Christiane, Schumann, Ulrich, Petzold, Andreas, Krämer, Martina

“…Microphysical, optical, and environmental properties of contrail cirrus and natural cirrus were investigated by applying a new, statistically based…”
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Opinion: New directions in atmospheric research offered by research infrastructures combined with open and data-intensive science by Petzold, Andreas, Bundke, Ulrich, Hienola, Anca, Laj, Paolo, Lund Myhre, Cathrine, Vermeulen, Alex, Adamaki, Angeliki, Kutsch, Werner, Thouret, Valerie, Boulanger, Damien, Fiebig, Markus, Stocker, Markus, Zhao, Zhiming, Asmi, Ari

“…The acquisition and dissemination of essential information for understanding global biogeochemical interactions between the atmosphere and ecosystems and how…”
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Evaluation of modelled climatologies of O3, CO, water vapour and NOy in the upper troposphere–lower stratosphere using regular in situ observations by passenger aircraft by Cohen, Yann, Hauglustaine, Didier, Sauvage, Bastien, Rohs, Susanne, Konjari, Patrick, Bundke, Ulrich, Petzold, Andreas, Thouret, Valérie, Zahn, Andreas, Ziereis, Helmut

“…Evaluating global chemistry models in the upper troposphere–lower stratosphere (UTLS) is an important step toward an improved understanding of the chemical…”
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The 2019 Raikoke volcanic eruption -Part 2: Particle-phase dispersion and concurrent wildfire smoke emissions by Osborne, Martin J, Leeuw, Johannes de, Witham, Claire, Schmidt, Anja, Beckett, Frances, Kristiansen, Nina, Buxmann, Joelle, Saint, Cameron, Welton, Ellsworth J., Fochesatto, Javier, Gomes, Ana R., Bundke, Ulrich, Petzold, Andreas, Marenco, Franco, Haywood, Jim

“…Between 27 June and 14 July 2019 aerosol layers were observed by the United Kingdom (UK) Raman lidar network in the upper troposphere and lower stratosphere…”
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Chemical composition and complex refractive index of Saharan Mineral Dust at Izaña, Tenerife (Spain) derived by electron microscopy by Kandler, Konrad, Benker, Nathalie, Bundke, Ulrich, Cuevas, Emilio, Ebert, Martin, Knippertz, Peter, Rodríguez, Sergio, Schütz, Lothar, Weinbruch, Stephan

“…Samples from two strong homogeneous dust plumes from the Saharan desert reaching Izaña (Tenerife, Spain) in July and August 2005 were taken with a miniature…”
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Characterisation of a self-sustained, water-based condensation particle counter for aircraft cruising pressure level operation by Weber, Patrick, Bischof, Oliver F, Fischer, Benedikt, Berg, Marcel, Hering, Susanne, Spielman, Steven, Lewis, Gregory, Petzold, Andreas, Bundke, Ulrich

“…Aerosol particle number concentration measurements are a crucial part of aerosol research. Vertical profile measurements and high-altitude/low-pressure…”
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Laboratory validation of a compact single-scattering albedo (SSA) monitor by Perim de Faria, Julia, Bundke, Ulrich, Freedman, Andrew, Onasch, Timothy B, Petzold, Andreas

“…An evaluation of the performance and relative accuracy of a Cavity Attenuated Phase-Shift Single Scattering Albedo Monitor (CAPS PMSSA; Aerodyne Research,…”
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Relative errors in derived multi-wavelength intensive aerosol optical properties using cavity attenuated phase shift single-scattering albedo monitors, a nephelometer, and tricolour absorption photometer measurements by Weber, Patrick, Petzold, Andreas, Bischof, Oliver F, Fischer, Benedikt, Berg, Marcel, Freedman, Andrew, Onasch, Timothy B, Bundke, Ulrich

“…Aerosol intensive optical properties, including Ångström exponents for aerosol light extinction (EAEs), scattering (SAEs) and absorption (AAEs) as well as and…”
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In situ temperature measurements in the upper troposphere and lowermost stratosphere from 2 decades of IAGOS long-term routine observation by Berkes, Florian, Neis, Patrick, Schultz, Martin G, Bundke, Ulrich, Rohs, Susanne, Smit, Herman G J, Wahner, Andreas, Konopka, Paul, Boulanger, Damien, Nédélec, Philippe, Thouret, Valerie, Petzold, Andreas

“…Despite several studies on temperature trends in the tropopause region, a comprehensive understanding of the evolution of temperatures in this…”
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A new working fluid for condensation particle counters for use in sensitive working environments by P. Weber, P. Weber, O. F. Bischof, O. F. Bischof, B. Fischer, M. Berg, J. Schmitt, G. Steiner, L. Keck, A. Petzold, A. Petzold, U. Bundke

“…The working fluid of a condensation particle counter (CPC) is one of its essential characteristics. Butanol is commonly used as the working fluid in…”
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