Search Results - "Hirsikko, Anne"

Optical and geometrical aerosol particle properties over the United Arab Emirates by Filioglou, Maria, Giannakaki, Elina, Backman, John, Kesti, Jutta, Hirsikko, Anne, Engelmann, Ronny, O'Connor, Ewan, Leskinen, Jari T. T, Shang, Xiaoxia, Korhonen, Hannele, Lihavainen, Heikki, Romakkaniemi, Sami, Komppula, Mika

“…One year of ground-based night-time Raman lidar observations has been analysed under the Optimization of Aerosol Seeding In rain enhancement Strategies (OASIS)…”
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Toward Direct Measurement of Atmospheric Nucleation by Kulmala, Markku, Riipinen, Ilona, Sipilä, Mikko, Manninen, Hanna E, Petäjä, Tuukka, Junninen, Heikki, Maso, Miikka Dal, Mordas, Genrik, Mirme, Aadu, Vana, Marko, Hirsikko, Anne, Laakso, Lauri, Harrison, Roy M, Hanson, Ian, Leung, Carl, Lehtinen, Kari E.J, Kerminen, Veli-Matti

“…Atmospheric aerosol formation is known to occur almost all over the world, and the importance of these particles to climate and air quality has been…”
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Evaluating modelled winds over an urban area using ground‐based Doppler lidar observations by Filioglou, Maria, Preissler, Jana, Troiville, Anselme, Thobois, Ludovic, Vakkari, Ville, Auvinen, Mikko, Fortelius, Carl, Gregow, Erik, Hämäläinen, Karoliina, Hellsten, Antti, Järvi, Leena, O'Connor, Ewan, Schönach, David, Hirsikko, Anne

“…Wind information in urban areas is essential for many applications related to air pollution, urban climate and planning, safety of drone‐related operations,…”
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The concentrations and composition of and exposure to fine particles (PM 2.5) in the Helsinki subway system by Aarnio, Päivi, Yli-Tuomi, Tarja, Kousa, Anu, Mäkelä, Timo, Hirsikko, Anne, Hämeri, Kaarle, Räisänen, Mika, Hillamo, Risto, Koskentalo, Tarja, Jantunen, Matti

“…Fine particulate matter (PM 2.5) and particle number concentrations were monitored in the Helsinki subway system during a two-weeks’ measurement campaign in…”
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Measurement report: Properties of aerosol and gases in the vertical profile during the LAPSE-RATE campaign by Brus, David, Gustafsson, Jani, Vakkari, Ville, Kemppinen, Osku, de Boer, Gijs, Hirsikko, Anne

“…Unmanned aerial systems (UASs) are increasingly being used as observation platforms for atmospheric applications. The Lower Atmospheric Process Studies at…”
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Measurement report: Properties of aerosol and gases in the vertical profile during the LAPSE-RATE campaign by Brus, David, Gustafsson, Jani, Vakkari, Ville, Kemppinen, Osku, de Boer, Gijs, Hirsikko, Anne

“…Unmanned aerial systems (UASs) are increasingly being used as observation platforms for atmospheric applications. The Lower Atmospheric Process Studies at…”
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A simple procedure for correcting loading effects of aethalometer data by VIRKKULA, Aki, MÄKELÄ, Timo, HILLAMO, Risto, YLI-TUOMI, Tarja, HIRSIKKO, Anne, HÄMERI, Kaarle, KOPONEN, Ismo K

“…A simple method for correcting for the loading effects of aethalometer data is presented. The formula BC(CORRECTED) = (1 + k x ATN) x BC(NONCORRECTED), where…”
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How horizontal transport and turbulent mixing impact aerosol particle and precursor concentrations at a background site in the UAE by Kesti, Jutta, O'Connor, Ewan J, Hirsikko, Anne, Backman, John, Filioglou, Maria, Sundström, Anu-Maija, Tonttila, Juha, Lihavainen, Heikki, Korhonen, Hannele, Asmi, Eija

“…The optical, physical, and chemical properties of aerosol particles have been previously studied in the United Arab Emirates (UAE), but there is still a gap in…”
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Aerosol particle characteristics measured in the United Arab Emirates and their response to mixing in the boundary layer by Kesti, Jutta, Backman, John, O'Connor, Ewan J, Hirsikko, Anne, Asmi, Eija, Aurela, Minna, Makkonen, Ulla, Filioglou, Maria, Komppula, Mika, Korhonen, Hannele, Lihavainen, Heikki

“…Aerosol particles play an important role in the microphysics of clouds and hence in their likelihood to precipitate. In the changing climate already-dry areas…”
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The HD(CP) 2 Observational Prototype Experiment (HOPE) – an overview by Macke, Andreas, Seifert, Patric, Baars, Holger, Barthlott, Christian, Beekmans, Christoph, Behrendt, Andreas, Bohn, Birger, Brueck, Matthias, Bühl, Johannes, Crewell, Susanne, Damian, Thomas, Deneke, Hartwig, Düsing, Sebastian, Foth, Andreas, Di Girolamo, Paolo, Hammann, Eva, Heinze, Rieke, Hirsikko, Anne, Kalisch, John, Kalthoff, Norbert, Kinne, Stefan, Kohler, Martin, Löhnert, Ulrich, Madhavan, Bomidi Lakshmi, Maurer, Vera, Muppa, Shravan Kumar, Schween, Jan, Serikov, Ilya, Siebert, Holger, Simmer, Clemens, Späth, Florian, Steinke, Sandra, Träumner, Katja, Trömel, Silke, Wehner, Birgit, Wieser, Andreas, Wulfmeyer, Volker, Xie, Xinxin

“…The HD(CP)2 Observational Prototype Experiment (HOPE) was performed as a major 2-month field experiment in Jülich, Germany, in April and May 2013, followed by…”
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Evaluating atmospheric icing forecasts with ground‐based ceilometer profiles by Hämäläinen, Karoliina, Hirsikko, Anne, Leskinen, Ari, Komppula, Mika, O'Connor, Ewan J., Niemelä, Sami

“…Atmospheric icing can cause severe damage and danger for many different sectors of society, and accurate forecasts of icing can help mitigate this. The aim of…”
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Mass concentration estimates of long-range-transported Canadian biomass burning aerosols from a multi-wavelength Raman polarization lidar and a ceilometer in Finland by Shang, Xiaoxia, Mielonen, Tero, Lipponen, Antti, Giannakaki, Elina, Leskinen, Ari, Buchard, Virginie, Darmenov, Anton S, Kukkurainen, Antti, Arola, Antti, O'Connor, Ewan, Hirsikko, Anne, Komppula, Mika

“…A quantitative comparison study for Raman lidar and ceilometer observations, and for model simulations of mass concentration estimates of smoke particles is…”
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Atmospheric aerosol, gases, and meteorological parameters measured during the LAPSE-RATE campaign by the Finnish Meteorological Institute and Kansas State University by Brus, David, Gustafsson, Jani, Kemppinen, Osku, de Boer, Gijs, Hirsikko, Anne

“…Small unmanned aerial systems (sUASs) are becoming very popular as affordable and reliable observation platforms. The Lower Atmospheric Process Studies at…”
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Characterisation of sub-micron particle number concentrations and formation events in the western Bushveld Igneous Complex, South Africa by Hirsikko, A, Vakkari, V, Tiitta, P, Manninen, H. E, Gagné, S, Laakso, H, Kulmala, M, Mirme, A, Mirme, S, Mabaso, D, Beukes, J. P, Laakso, L

“…South Africa holds significant mineral resources, with a substantial fraction of these reserves occurring and being processed in a large geological structure…”
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The HD - an overview by Macke, Andreas, Seifert, Patric, Baars, Holger, Barthlott, Christian, Beekmans, Christoph, Behrendt, Andreas, Bohn, Birger, Brueck, Matthias, Bühl, Johannes, Crewell, Susanne, Damian, Thomas, Deneke, Hartwig, Düsing, Sebastian, Foth, Andreas, Di Girolamo, Paolo, Hammann, Eva, Heinze, Rieke, Hirsikko, Anne, Kalisch, John, Kalthoff, Norbert, Kinne, Stefan, Kohler, Martin, Löhnert, Ulrich, Madhavan, Bomidi Lakshmi, Maurer, Vera, Muppa, Shravan Kumar, Schween, Jan, Serikov, Ilya, Siebert, Holger, Simmer, Clemens, Späth, Florian, Steinke, Sandra, Träumner, Katja, Trömel, Silke, Wehner, Birgit, Wieser, Andreas, Wulfmeyer, Volker, Xie, Xinxin

“…The HD(CP).sup.2 Observational Prototype Experiment (HOPE) was performed as a major 2-month field experiment in Jülich, Germany, in April and May 2013,…”
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Some air electricity phenomena caused by waterfalls: Correlative study of the spectra by Luts, Aare, Parts, Tiia-Ene, Laakso, Lauri, Hirsikko, Anne, Grönholm, Tiia, Kulmala, Markku

“…According to our previous measurements, waterfalls permanently modify air ion spectra. In this paper we performed a correlative study of these results and…”
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