Search Results - "Sippula, O."

Potentials and challenges in lignocellulosic biofuel production technology by Raud, M., Kikas, T., Sippula, O., Shurpali, N.J.

“…Since the Kyoto protocol, the EU renewable energy policy has been the driving force in research and development of the production and use of biofuels…”
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Particle Emissions from a Marine Engine: Chemical Composition and Aromatic Emission Profiles under Various Operating Conditions by Sippula, O, Stengel, B, Sklorz, M, Streibel, T, Rabe, R, Orasche, J, Lintelmann, J, Michalke, B, Abbaszade, G, Radischat, C, Gröger, T, Schnelle-Kreis, J, Harndorf, H, Zimmermann, R

“…The chemical composition of particulate matter (PM) emissions from a medium-speed four-stroke marine engine, operated on both heavy fuel oil (HFO) and…”
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Effect of wood combustion conditions on the morphology of freshly emitted fine particles by Torvela, T., Tissari, J., Sippula, O., Kaivosoja, T., Leskinen, J., Virén, A., Lähde, A., Jokiniemi, J.

“…The physical and chemical properties of biomass combustion-originated particles produced under controlled conditions (efficient, intermediate, and smouldering…”
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Black carbon and particle lung-deposited surface area in residential wood combustion emissions: Effects of an electrostatic precipitator and photochemical aging by Mukherjee, A., Hartikainen, A., Joutsensaari, J., Basnet, S., Mesceriakovas, A., Ihalainen, M., Yli-Pirilä, P., Leskinen, J., Somero, M., Louhisalmi, J., Fang, Z., Kalberer, M., Rudich, Y., Tissari, J., Czech, H., Zimmermann, R., Sippula, O.

“…Residential wood combustion (RWC) remains a significant global source of particulate matter (PM) emissions with adverse impacts on regional air quality,…”
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On-line analysis of organic emissions from residential wood combustion with single-photon ionisation time-of-flight mass spectrometry (SPI-TOFMS) by Czech, H., Sippula, O., Kortelainen, M., Tissari, J., Radischat, C., Passig, J., Streibel, T., Jokiniemi, J., Zimmermann, R.

“…[Display omitted] •Examination of VOC, IVOC and SVOC emission from masonry heater with air staging.•High time resolution allows to monitor short combustion…”
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Effect of air staging on fine particle, dust and gaseous emissions from masonry heaters by NUUTINEN, K, JOKINIEMI, J, SIPPULA, O, LAMBERG, H, SUTINEN, J, HORTTANAINEN, P, TISSARI, J

“…There is a need to decrease the detrimental particle and gaseous emissions from residential wood combustion appliances. One encouraging alternative is to stage…”
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Fine particle emissions in three different combustion conditions of a wood chip-fired appliance – Particulate physico-chemical properties and induced cell death by Leskinen, J., Tissari, J., Uski, O., Virén, A., Torvela, T., Kaivosoja, T., Lamberg, H., Nuutinen, I., Kettunen, T., Joutsensaari, J., Jalava, P.I., Sippula, O., Hirvonen, M.-R., Jokiniemi, J.

“…A biomass combustion reactor with a moving grate was utilised as a model system to produce three different combustion conditions corresponding to efficient,…”
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Comparison of emissions and toxicological properties of fine particles from wood and oil boilers in small (20–25 kW) and medium (5–10 MW) scale by Kaivosoja, T., Jalava, P.I., Lamberg, H., Virén, A., Tapanainen, M., Torvela, T., Tapper, U., Sippula, O., Tissari, J., Hillamo, R., Hirvonen, M.-R., Jokiniemi, J.

“…The aim of this study was to compare four alternatives for providing decentralized energy production in small communities in terms of their flue gas emissions…”
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Fine particle and gaseous emissions from normal and smouldering wood combustion in a conventional masonry heater by Tissari, J., Lyyränen, J., Hytönen, K., Sippula, O., Tapper, U., Frey, A., Saarnio, K., Pennanen, A.S., Hillamo, R., Salonen, R.O., Hirvonen, M.-R., Jokiniemi, J.

“…The fine particle and gas emissions from the residential wood combustion (RWC) appear to be a major contributor to winter-time pollution in Europe. In this…”
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Reduction of gaseous and particulate emissions from small-scale wood combustion with a catalytic combustor by Hukkanen, A., Kaivosoja, T., Sippula, O., Nuutinen, K., Jokiniemi, J., Tissari, J.

“…In this study, a catalytic combustor was used on a wood stove as a secondary emission reduction measure. An experimental comparison of emissions was done from…”
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Effect of fuel zinc content on toxicological responses of particulate matter from pellet combustion in vitro by Uski, O, Jalava, P I, Happo, M S, Torvela, T, Leskinen, J, Mäki-Paakkanen, J, Tissari, J, Sippula, O, Lamberg, H, Jokiniemi, J, Hirvonen, M-R

“…Significant amounts of transition metals such as zinc, cadmium and copper can become enriched in the fine particle fraction during biomass combustion with Zn…”
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Analysis of Gas-Phase Carbonyl Compounds in Emissions from Modern Wood Combustion Appliances: Influence of Wood Type and Combustion Appliance by Reda, Ahmed A, Czech, H, Schnelle-Kreis, J, Sippula, O, Orasche, J, Weggler, B, Abbaszade, G, Arteaga-Salas, J. M, Kortelainen, M, Tissari, J, Jokiniemi, J, Streibel, T, Zimmermann, R

“…Gas-phase emission samples of carbonyl compounds (CCs) were collected from two modern wood combustion appliances. Multiple repetitions were conducted on…”
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Different toxic mechanisms are activated by emission PM depending on combustion efficiency by Uski, O., Jalava, P.I., Happo, M.S., Leskinen, J., Sippula, O., Tissari, J., Mäki-Paakkanen, J., Jokiniemi, J., Hirvonen, M.-R.

“…Ambient air levels of fine particulate matter (PM ≤ 2.5 μm) are associated with mortality and morbidity. In addition to traffic, large quantities of fine and…”
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Gas phase carbonyl compounds in ship emissions: Differences between diesel fuel and heavy fuel oil operation by Reda, Ahmed A., Schnelle-Kreis, J., Orasche, J., Abbaszade, G., Lintelmann, J., Arteaga-Salas, J.M., Stengel, B., Rabe, R., Harndorf, H., Sippula, O., Streibel, T., Zimmermann, R.

“…Gas phase emission samples of carbonyl compounds (CCs) were collected from a research ship diesel engine at Rostock University, Germany. The ship engine was…”
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Effects of a catalytic converter on PCDD/F, chlorophenol and PAH emissions in residential wood combustion by Kaivosoja, T., Virén, A., Tissari, J., Ruuskanen, J., Tarhanen, J., Sippula, O., Jokiniemi, J.

“…► Effect of Pt and Pd catalysts on PCDD/F, chlorophenol and PAH emissions was studied. ► Birch wood was burned in wood-fired stove with and without the…”
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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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Gas phase carbonyl compounds in ship emissions: Differences between diesel fuel and heavy fuel oil operation by Reda, Ahmed A., Schnelle-Kreis, J., Orasche, J., Abbaszade, G., Lintelmann, J., Arteaga-Salas, J.M., Stengel, B., Rabe, R., Harndorf, H., Sippula, O., Streibel, T., Zimmermann, R.

“…Gas phase emission samples of carbonyl compounds (CCs) were collected from a research ship diesel engine at Rostock University, Germany. The ship engine was…”
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Behavior of Alkali Metal Aerosol in a High-Temperature Porous Tube Sampling Probe by Sippula, O., Koponen, T., Jokiniemi, J.

“…Two-component model aerosols consisting of KCl vapor and ultrafine K 2 SO 4 particles were generated in the laboratory to study sample behavior in a…”
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Characterization and testing of a new environmental chamber by Leskinen, A, Yli-Pirilä, P, Kuuspalo, K, Sippula, O, Jalava, P, Hirvonen, M.-R, Jokiniemi, J, Virtanen, A, Komppula, M, Lehtinen, K. E. J

“…A 29 m3 Teflon chamber, designed for studies on the aging of combustion aerosols, at the University of Eastern Finland is described and characterized. The…”
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Hyphenation of a EC / OC thermal–optical carbon analyzer to photo-ionization time-of-flight mass spectrometry: an off-line aerosol mass spectrometric approach for characterization of primary and secondary particulate matter by Diab, J, Streibel, T, Cavalli, F, Lee, S. C, Saathoff, H, Mamakos, A, Chow, J. C, Chen, L.-W. A, Watson, J. G, Sippula, O, Zimmermann, R

“…Source apportionment and characterization of primary and secondary aerosols remains a challenging research field. In particular, the organic composition of…”
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