Search Results - "TAPPER, Unto"

Comparison of 3R4F cigarette smoke and IQOS heated tobacco product aerosol emissions by Kärkelä, Teemu, Tapper, Unto, Kajolinna, Tuula

“…In this study, the smoke from a 3R4F research cigarette and the aerosol generated by the Heated Tobacco Product IQOS, also referred to as the Tobacco Heating…”
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Investigation into the Presence or Absence of Solid Particles Generated from Thermal Processes in the Aerosol from an Electrically Heated Tobacco Product with and without Filter Elements by Kärkelä, Teemu, Ebinger, Jean-Christophe, Tapper, Unto, Robyr, Olivier, Jalanti, Tauno

“…Heated Tobacco Products (HTPs) were developed as healthier alternatives to cigarettes, which release thousands of chemicals owing to the combustion of tobacco…”
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Chemical reactions of fission product deposits and iodine transport in primary circuit conditions by Kalilainen, Jarmo, Kärkelä, Teemu, Zilliacus, Riitta, Tapper, Unto, Auvinen, Ari, Jokiniemi, Jorma

“…•With CsI precursor, 20% of released iodine was in gaseous form in steam flow at 650°C.•In similar conditions with Mo, gaseous iodine fraction was increased to…”
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In vitro evaluation of pulmonary deposition of airborne volcanic ash by Lähde, Anna, Sæunn Gudmundsdottir, Sigurbjörg, Joutsensaari, Jorma, Tapper, Unto, Ruusunen, Jarno, Ihalainen, Mika, Karhunen, Tommi, Torvela, Tiina, Jokiniemi, Jorma, Järvinen, Kristiina, Gíslason, Sigurður Reynir, Briem, Haraldur, Gizurarson, Sveinbjörn

“…There has been an increasing interest in the effects of volcanic eruption on the environment, climate, and health following two recent volcanic eruptions in…”
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Friction reduction by texturing of DLC coatings sliding against steel under oil lubrication by Koskinen, Jari, Tapper, Unto, Andersson, Peter, Varjus, Simo, Kolehmainen, Jukka, Tervakangas, Sanna, Buss, Wolfgang

“…It has been demonstrated that tetrahedral amorphous carbon (ta-C) films provide excellent wear and friction properties in dry sliding. Recently the…”
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Synthesis of cobalt nanoparticles to enhance magnetic permeability of metal–polymer composites by Koskela, Pirjo, Teirikangas, Merja, Alastalo, Ari, Forsman, Johanna, Juuti, Jari, Tapper, Unto, Auvinen, Ari, Seppä, Heikki, Jantunen, Heli, Jokiniemi, Jorma

“…Metallic cobalt nanoparticles were synthesized by hydrogen reduction method. Particles were coated in situ with carbon by adding ethene to reaction flow…”
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Single-electron transistor made of multiwalled carbon nanotube using scanning probe manipulation by Roschier, Leif, Penttilä, Jari, Martin, Michel, Hakonen, Pertti, Paalanen, Mikko, Tapper, Unto, Kauppinen, Esko I., Journet, Catherine, Bernier, Patrick

“…We positioned semiconducting multiwalled carbon nanotube, using an atomic force microscope, between two gold electrodes at SiO2 surface. Transport measurements…”
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Signatures that differentiate thermal degradation and heterogeneous combustion of tobacco products and their respective emissions by Cullen, José Torero, Kärkelä, Teemu, Tapper, Unto

“…Characterization of the onset of combustion reactions within organic materials, such as the tobacco in tobacco products, is very complex. Such materials are…”
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Health and environmental safety aspects of friction grinding and spray drying of microfibrillated cellulose by Vartiainen, Jari, Pöhler, Tiina, Sirola, Kristiina, Pylkkänen, Lea, Alenius, Harri, Hokkinen, Jouni, Tapper, Unto, Lahtinen, Panu, Kapanen, Anu, Putkisto, Kaisa, Hiekkataipale, Panu, Eronen, Paula, Ruokolainen, Janne, Laukkanen, Antti

“…Microfibrillated cellulose (MFC), also referred to as nanocellulose, is one of the most promising innovations for forest sector. MFC is produced by…”
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Biohybrid barrier films from fluidized pectin and nanoclay by Vartiainen, Jari, Tammelin, Tekla, Pere, Jaakko, Tapper, Unto, Harlin, Ali

“…The work was aimed at studying the effects of nanosized montmorillonite on the barrier properties of the unmodified sugar beet pectin films as a function of…”
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Gas phase interactions between tellurium and organic material in severe nuclear accident scenarios by Pasi, Anna-Elina, Kärkelä, Teemu, Börjesson Sandén, Fredrik, Tapper, Unto, Kajolinna, Tuula, Ekberg, Christian

“…One of the volatile fission products potentially released during a severe nuclear accident is tellurium. Recently, tellurium has been shown to form volatile…”
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Tellurium retention by containment spray system by Kärkelä, Teemu, Pasi, Anna-Elina, Espegren, Fredrik, Sevón, Tuomo, Tapper, Unto, Ekberg, Christian

“…•The objective in this work was to perform an experimental and modelling study on the removal efficiency of the containment spray system against tellurium…”
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Synthesis and characterization of Al2O3 nanoparticles by flame spray pyrolysis (FSP) — Role of Fe ions in the precursor by Hafshejani, Laleh Divband, Tangsir, Sareh, Koponen, Hanna, Riikonen, Joakim, Karhunen, Tommi, Tapper, Unto, Lehto, Vesa-Pekka, Moazed, Hadi, Naseri, Abd Ali, Hooshmand, Abdolrahim, Jokiniemi, Jorma, Bhatnagar, Amit, Lähde, Anna

“…Iron doped aluminium oxide nanoparticles are of interest for number of applications (e.g. water treatment, catalytic conversion of exhaust gases) due to their…”
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Effective refractive index of calcium carbonate pigment slurries by a surface-plasmon-resonance sensor by Jääskeläinen, Anssi, Peiponen, Kai-Erik, Tapper, Unto, Kauppinen, Esko I, Lumme, Kari

“…A surface-plasmon-resonance sensor was applied in the measurement of the effective refractive index of highly turbid calcium carbonate pigment slurries…”
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Ruthenium transport in an RCS with airborne CsI by Kärkelä, Teemu, Kajan, Ivan, Tapper, Unto, Auvinen, Ari, Ekberg, Christian

“…Ruthenium is one of the most radiotoxic fission products which can be released from fuel as ruthenium oxides in an air ingress accident at a nuclear power…”
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Tellurium transport in the RCS under conditions relevant for severe nuclear accidents by Espegren, Fredrik, Kärkelä, Teemu, Pasi, Anna-Elina, Tapper, Unto, Kučera, Jan, Lerum, Hans Vigeland, Omtvedt, Jon Petter, Ekberg, Christan

“…In the case of a severe nuclear power plant accident, tellurium is one of the more problematic and volatile fission products. If released it could become a…”
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A novel cement-based hybrid material by Nasibulin, Albert G, Shandakov, Sergey D, Nasibulina, Larisa I, Cwirzen, Andrzej, Mudimela, Prasantha R, Habermehl-Cwirzen, Karin, Grishin, Dmitrii A, Gavrilov, Yuriy V, Malm, Jari E M, Tapper, Unto, Tian, Ying, Penttala, Vesa, Karppinen, Maarit J, Kauppinen, Esko I

“…Carbon nanotubes (CNTs) and carbon nanofibers (CNFs) are known to possess exceptional tensile strength, elastic modulus and electrical and thermal…”
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Impact of Ag and NO x compounds on the transport of ruthenium in the primary circuit of nuclear power plant in a severe accident by Kajan, Ivan, Kärkelä, Teemu, Tapper, Unto, Johansson, Leena-Sisko, Gouëllo, Mélany, Ramebäck, Henrik, Holmgren, Stina, Auvinen, Ari, Ekberg, Christian

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In-situ coated nanomagnets by Forsman, Johanna, Koskela, Pirjo, Auvinen, Ari, Tapper, Unto, van Dijken, Sebastiaan, Jokiniemi, Jorma

“…Nanomagnets with controlled size distribution are produced by continuous hydrogen reduction technique and coated in situ by carbon or copper. The copper layer…”
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Scalable synthesis and functionalization of cobalt nanoparticles for versatile magnetic separation and metal adsorption by Mattila, Pipsa, Heinonen, Hanna, Loimula, Kalle, Forsman, Johanna, Johansson, Leena-Sisko, Tapper, Unto, Mahlberg, Riitta, Hentze, Hans-Peter, Auvinen, Ari, Jokiniemi, Jorma, Milani, Roberto

“…Magnetic cobalt nanoparticles coated with a thin carbon shell were produced by means of a scalable method based on hydrogen reduction synthesis. The presence…”
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