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    Academic Journals

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• The diurnal cycle of pCO.sub.2 in the coastal region of the Baltic Sea.

  Authors:Martti Honkanen, Jens Daniel Müller, Jukka Seppälä, Gregor Rehder, Sami Kielosto, Pasi Ylöstalo, et al.From:Ocean Science (Vol. 17, Issue 6) Peer-Reviewed

  Nov. 18, 2021362 words Report, Brief articl... The direction and magnitude of carbon dioxide fluxes between the atmosphere and the sea are regulated by the gradient in the partial pressure of carbon dioxide (pCO.sub.2) across the air-sea interface. Typically,...

• Beyond bulk properties: responses of coastal summer plankton communities to nutrient enrichment in the northern Baltic Sea

  Authors:Risto Lignell, Jukka Seppala, Pirjo Kuuppo, Timo Tamminen, Tom Andersen, and Ingrid GismervikFrom:Limnology and Oceanography (Vol. 48, Issue 1) Peer-Reviewed

  Jan. 2003239 words Abstract

   Abstract Only

• Producing parts with multiple layer thicknesses by projection stereolithography

  Authors:Pekka Lehtinen, Matti Kaivola, Harri Korhonen, Jukka Seppala, and Jouni PartanenFrom:International Journal of Rapid Manufacturing (Vol. 6, Issue 4) Peer-Reviewed

  Winter 2017161 words Article

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• Nanofibrillar cellulose-alginate hydrogel coated surgical sutures as cell-carrier systems

  Authors:Patrick Lauren, Petter Somersalo, Irina Pitkanen, Yan-Ru Lou, Arto Urtti, Jouni Partanen, et al.From:PLoS ONE (Vol. 12, Issue 8) Peer-Reviewed

  Aug. 22, 20177,270 words Report 1450LHydrogel nanomaterials, especially those that are of non-human and non-animal origins, have great potential in biomedical and pharmaceutical sciences due to their versatility and inherent soft-tissue like properties....

• Fast repetition rate fluorometry is not applicable to studies of filamentous cyanobacteria from the Baltic Sea

  Authors:Mika Raateoja, Jukka Seppala, and Pasi YlostaloFrom:Limnology and Oceanography (Vol. 49, Issue 4) Peer-Reviewed

  July 2004180 words Author abstract

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• Structure and Dissolution of l-Leucine-Coated Salbutamol Sulphate Aerosol Particles

  Authors:Janne Raula, Jukka Seppala, Jari Malm, Maarit Karppinen, and Esko I. KauppinenFrom:AAPS PharmSciTech (Vol. 13, Issue 2) Peer-Reviewed

  June 2012 Report

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• Structure and Dissolution of l-Leucine-Coated Salbutamol Sulphate Aerosol Particles

  Authors:Janne Raula, Jukka Seppala, Jari Malm, Maarit Karppinen, and Esko I. KauppinenFrom:AAPS PharmSciTech (Vol. 13, Issue 2) Peer-Reviewed

  June 2012 Report

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• Properties of polypropylene/aluminum trihydroxide composites containing nanosized organoclay

  Authors:Noora Ristolainen, Ulla Hippi, Jukka Seppala, Antti Nykanen, and Janne RuokolainenFrom:Polymer Engineering and Science (Vol. 45, Issue 12) Peer-Reviewed

  Dec. 20053,542 words Article Montmorillonite is a promising substitute for aluminum trihydroxide in flame-retardant polypropylene/aluminum trihydroxide (PP/ATH) composites. Study was made of the partial substitution of organoclay for ATH in PP/ATH...

• Low-temperature rheological and morphological characterization of SBS modified bitumen

  Authors:Olli-Ville Laukkanen, Hilde Soenen, H. Henning Winter, and Jukka SeppalaFrom:Construction and Building Materials (Vol. 179) Peer-Reviewed

  Aug. 10, 20188,429 words Abstract, Report 1600LABSTRACT Polymer modification is widely used to improve the engineering properties of bitumen, the most commonly used polymer modifier being styrene-butadiene-styrene (SBS) block copolymer. Although extensive studies...

• Interaction Effects of Light, Temperature and Nutrient Limitations (N, P and Si) on Growth, Stoichiometry and Photosynthetic Parameters of the Cold-Water Diatom Chaetoceros wighamii

  Authors:Kristian Spilling, Pasi Ylostalo, Stefan Simis, and Jukka SeppalaFrom:PLoS ONE (Vol. 10, Issue 5) Peer-Reviewed

  May 20, 20157,340 words Report 1460LLight (20-450 [mu]mol photons m.sup.-2 s.sup.-1 ), temperature (3-11°C) and inorganic nutrient composition (nutrient replete and N, P and Si limitation) were manipulated to study their combined influence on growth,...

• Recent changes in trophic state of the Baltic Sea along SW coast of Finland

  Authors:Mika Raateoja, Jukka Seppala, Harri Kuosa, and Kai MyrbergFrom:Ambio (Vol. 34, Issue 3) Peer-Reviewed

  May 200537 words Article

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• Effect of salinity on the growth rate and nutrient stoichiometry of two Baltic sea filamentous cyanobacterial species

  Authors:Aimar Rakko and Jukka SeppalaFrom:Estonian Journal of Ecology (Vol. 63, Issue 2) Peer-Reviewed

  June 20146,596 words Report 1430LSummer blooms of nitrogen-fixing filamentous cyanobacteria are recurrent phenomena in the Baltic Sea. Salinity, varying from 0 to 10 PSU in the surface layer of the Baltic Sea, is among the major factors affecting the...

• Xylo- and cello-oligosaccharide oxidation by gluco-oligosaccharide oxidase from Sarocladium strictumand variants with reduced substrate inhibition

  Authors:Thu V Vuong, Arja-Helena Vesterinen, Maryam Foumani, Minna Juvonen, Jukka Seppala, Maija Tenkanen, et al.From:Biotechnology for Biofuels (Vol. 6, Issue 1) Peer-Reviewed

  Oct. 12, 20136,818 words Report 1480LBackground The oxidation of carbohydrates from lignocellulose can facilitate the synthesis of new biopolymers and biochemicals, and also reduce sugar metabolism by lignocellulolytic microorganisms, reserving...

• Screw optimization of a co-rotating twin-screw extruder for a binary immiscible blend

  Authors:Tommi P. Vainio, Ali Harlin, and Jukka V. SeppalaFrom:Polymer Engineering and Science (Vol. 35, Issue 3) Peer-Reviewed

  Feb. 15, 19953,528 words Article The effect of the screw configuration of a closely intermeshing co-rotating twin-screw extruder on residence time and mixing efficiency was studied for an uncompatibilized immiscible PA6/PP (80:20) bend. Alternative...

• Studies on blends of a thermotropic liquid crystalline polymer with some thermoplastics

  Authors:Markku T. Heino and Jukka V. SeppalaFrom:International Journal of Materials and Product Technology (Vol. 7, Issue 1) Peer-Reviewed

  Nov. 4, 2010145 words Author abstract

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• Effect of Structure Modification on Rheological Properties of Biodegradable Poly(ester-urethane)

  Authors:ANTTI HELMINEN, JANNE KYLMA, JUKKA TUOMINEN, and JUKKA V. SEPPALAFrom:Polymer Engineering and Science (Vol. 40, Issue 7) Peer-Reviewed

  July 20004,667 words Article JUKKA V. SEPPALA [*] Biodegradable lactic acid based poly(ester-urethanes) (PEU) were polymerized and their structure and rheological properties were characterized. The polymerization process comprised two steps:...