Search Results - "Ruuskanen, A."

Day and night variation in chemical composition and toxicological responses of size segregated urban air PM samples in a high air pollution situation by Jalava, P.I., Wang, Q., Kuuspalo, K., Ruusunen, J., Hao, L., Fang, D., Väisänen, O., Ruuskanen, A., Sippula, O., Happo, M.S., Uski, O., Kasurinen, S., Torvela, T., Koponen, H., Lehtinen, K.E.J., Komppula, M., Gu, C., Jokiniemi, J., Hirvonen, M.-R.

“…Urban air particulate pollution is a known cause for adverse human health effects worldwide. China has encountered air quality problems in recent years due to…”
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Benthic conditions around a historic shipwreck: Vrouw Maria (1771) in the northern Baltic proper by Ruuskanen, A.T., Kraufvelin, P., Alvik, R., Díaz, E.R., Honkonen, J., Kanerva, J., Karell, K., Kekäläinen, P., Lappalainen, J., Mikkola, R., Mustasaari, T., Nappu, N., Nieminen, A., Roininen, J., Svahnbäck, K.

“…Since her shipwreck in 1771, the wooden vessel Vrouw Maria has been lying on the seabed at 41m depth on the border between the Archipelago Sea and the northern…”
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Geographic variation in fitness‐related traits of the bladderwrack Fucus vesiculosus along the Baltic Sea‐North Sea salinity gradient by Barboza, Francisco R., Kotta, Jonne, Weinberger, Florian, Jormalainen, Veijo, Kraufvelin, Patrik, Molis, Markus, Schubert, Hendrik, Pavia, Henrik, Nylund, Göran M., Kautsky, Lena, Schagerström, Ellen, Rickert, Esther, Saha, Mahasweta, Fredriksen, Stein, Martin, Georg, Torn, Kaire, Ruuskanen, Ari, Wahl, Martin

“…In the course of the ongoing global intensification and diversification of human pressures, the study of variation patterns of biological traits along…”
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Source contributions to PM2.5 particles in the urban air of a town situated close to a steel works by ORAVISJIRVI, K, TIMONEN, K. L, WIIKINKOSKI, T, RUUSKANEN, A. R, HEINÄNEN, K, RUUSKANEN, J

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SO2 oxidation products other than H2SO4 as a trigger of new particle formation. Part 2: Comparison of ambient and laboratory measurements, and atmospheric implications by Y. Viisanen, C. D. O'Dowd, B. Umann, K. Sellegri, J. Ücker, M. Hanke, F. Arnold, R. Janson, I. Riipinen, S.-L. Sihto, T. Petäjä, P. Aalto, M. Dal Maso, K. E. J. Lehtinen, A. Ruuskanen, S. Mikkonen, F. Stratmann, M. Kulmala, T. Berndt, A. Laaksonen

“…Atmospheric new particle formation is generally thought to occur due to homogeneous or ion-induced nucleation of sulphuric acid. We compare ambient nucleation…”
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Gliadin antibodies in older population and neurological and psychiatric disorders by Ruuskanen, A., Kaukinen, K., Collin, P., Krekelä, I., Patrikainen, H., Tillonen, J., Nyrke, T., Laurila, K., Haimila, K., Partanen, J., Valve, R., Mäki, M., Luostarinen, L.

“…Objectives A variety of neurological and psychiatric disorders have recently been linked to coeliac disease and gluten sensitivity. We here explored whether…”
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Using process tomography as a sensor for optimal control by Ruuskanen, A.R., Seppänen, A., Duncan, S., Somersalo, E., Kaipio, J.P.

“…In this paper, model-based control is discussed when the observations are based on diffuse tomography such as impedance tomography. Diffuse tomography is a…”
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A comparison of two cartographic exposure methods using Fucus vesiculosus as an indicator by RUUSKANEN, A, BÄCK, S, REITALU, T

“…Morphological variation and vertical distribution of Fucus vesiculosus were quantified at several sites in the Finnish archipelago (Baltic Sea). F. vesiculosus…”
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Distribution and maximum growth depth of Fucus vesiculosus along the Gulf of Finland by BÄCK, S, RUUSKANEN, A

“…A survey of the distribution and maximum depth of a continuous Fucus vesiculosus belt was carried out in the Gulf of Finland in 1991. F. vesiculosus is widely…”
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Comparison of epidural pain treatment with sufentanil-ropivacaine infusion with and without epinephrine in children by Kokki, H., Ruuskanen, A., Karvinen, M.

“…Background:  Epidural analgesia provides outstanding pain relief after surgery, but it is also associated with numerous adverse effects. In order to improve…”
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Optimal actuator placement for controlling concentration profiles via process tomography by Ruuskanen, A. R., Seppänen, A., Kaipio, J. P.

“…In this article, the optimal control of a chemical plant driven by an inverse problem is considered. More specifically, the problem of optimal actuator…”
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Experiences from a Novel Sensor for Fireside Corrosion Monitoring during Grate Combustion of Corn Stover/Wood Chip Blends by Leino, Timo J, Aho, Martti J, Gynther, S. Juhani, Ruuskanen, Tommi A, Häkkinen, Matti H

“…The operation of a pilot-scale online corrosion sensor system was studied at VTT’s 100 kW grate pilot plant. The feedstock composition in tests was varied from…”
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Optical characterization of pure pollen types using a multi-wavelength Raman polarization lidar by Shang, Xiaoxia, Giannakaki, Elina, Bohlmann, Stephanie, Filioglou, Maria, Saarto, Annika, Ruuskanen, Antti, Leskinen, Ari, Romakkaniemi, Sami, Komppula, Mika

“…We present a novel algorithm for characterizing the optical properties of pure pollen particles, based on the depolarization ratio values obtained in lidar…”
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Observations on aerosol optical properties and scavenging during cloud events by Ruuskanen, Antti, Romakkaniemi, Sami, Kokkola, Harri, Arola, Antti, Mikkonen, Santtu, Portin, Harri, Virtanen, Annele, Lehtinen, Kari E. J, Komppula, Mika, Leskinen, Ari

“…Long-term statistics of atmospheric aerosol and especially cloud scavenging were studied at the Puijo measurement station in Kuopio, Finland, during October…”
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In-cloud measurements highlight the role of aerosol hygroscopicity in cloud droplet formation by Väisänen, Olli, Ruuskanen, Antti, Ylisirniö, Arttu, Miettinen, Pasi, Portin, Harri, Hao, Liqing, Leskinen, Ari, Komppula, Mika, Romakkaniemi, Sami, Lehtinen, Kari E. J, Virtanen, Annele

“…The relationship between aerosol hygroscopicity and cloud droplet activation was studied at the Puijo measurement station in Kuopio, Finland, during the autumn…”
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Morphological differences in Fucus gardneri between two shores with equal cartographic exposure values but different levels of wave action by Ruuskanen, Ari T., Nappu, Niko P.

“…The morphology of Fucus species, such as F. gardneri (ex F. distichus), is known to respond strongly to wave exposure. Shore exposure can be described using…”
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Aerosol–landscape–cloud interaction: signatures of topography effect on cloud droplet formation by Romakkaniemi, Sami, Maalick, Zubair, Hellsten, Antti, Ruuskanen, Antti, Väisänen, Olli, Ahmad, Irshad, Tonttila, Juha, Mikkonen, Santtu, Komppula, Mika, Kühn, Thomas

“…Long-term in situ measurements of aerosol–cloud interactions are usually performed in measurement stations residing on hills, mountains, or high towers. In…”
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Winter colonisation and succession of filamentous macroalgae on artificial substrates and possible relationships to Fucus vesiculosus settlement in early summer by Kraufvelin, Patrik, Ruuskanen, Ari T., Nappu, Niko, Kiirikki, Mikko

“…During the reproduction period of Fucus vesiculosus, which occurs only once a year (in May–June) along the Finnish coast of the northern Baltic Sea, a thick…”
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A biological monitoring programme for the coastal waters of finland according to the EU water framework directive by Back, S., Kauppila, P., Kangas, P., Ruuskanen, A., Westberg, V., Perus, J., Raike, A.

“…The implementation of the EU Water Framework Directive (WFD) establishes new requirements to traditional surface water monitoring. The monitoring programmes of…”
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SO 2 oxidation products other than H 2 SO 4 as a trigger of new particle formation. Part 2: Comparison of ambient and laboratory measurements, and atmospheric implications by Laaksonen, A., Kulmala, M., Berndt, T., Stratmann, F., Mikkonen, S., Ruuskanen, A., Lehtinen, K. E. J., Dal Maso, M., Aalto, P., Petäjä, T., Riipinen, I., Sihto, S.-L., Janson, R., Arnold, F., Hanke, M., Ücker, J., Umann, B., Sellegri, K., O'Dowd, C. D., Viisanen, Y.

“…Atmospheric new particle formation is generally thought to occur due to homogeneous or ion-induced nucleation of sulphuric acid. We compare ambient nucleation…”
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