Selaus nimekkeen mukaan kokoelmassa Tieteelliset julkaisut

    • Carbon footprint evaluation of biofertilizers 

      Havukainen, Jouni; Uusitalo, Ville; Koistinen, Katariina; Liikanen, Miia; Horttanainen, Mika (WIT Press, 2018)
      The prevailing large-scale use of chemical fertilizers has been affecting environmental degradation. a broken nutrient cycle has caused problems worldwide, which are related to the question of how to feed 9 billion people ...
    • Carbon Handprint 

      Grönman, Kaisa; Kasurinen, Heli; Uusitalo, Ville; Väisänen, Sanni; Soukka, Risto (Springer, Cham, 13.05.2020)
      A carbon handprint is a new approach developed to quantify the positive climate impact of products and services. In contrast to carbon footprint, which refers to negative global warming potential as a consequence of ...
    • Carbon handprint – An approach to assess the positive climate impacts of products demonstrated via renewable diesel case 

      Grönman, Kaisa; Pajula, Tiina; Sillman, Jani; Leino, Maija; Vatanen, Saija; Kasurinen, Heli; Soininen, Asta; Soukka, Risto (Elsevier, 28.09.2018)
      The capacity to calculate and communicate the beneficial environmental impact of products and services is lacking in scientific guidelines. To fill this gap, this article presents a new approach for calculating the carbon ...
    • Carbon-based quantum particles: an electroanalytical and biomedical perspective 

      Nekoueian, Khadijeh; Amiri, Mandana; Sillanpää, Mika; Marken, Frank; Boukherroubd, Rabah; Szunerits, Sabine (Royal Society of Chemistry, 19.06.2019)
      Carbon-based quantum particles, especially spherical carbon quantum dots (CQDs) and nanosheets like graphene quantum dots (GQDs), are an emerging class of quantum dots with unique properties owing to their quantum confinement ...
    • Centrifugal Compressor efficiency improvements and its environmental impact in waste water treatment 

      Viholainen, Juha; Grönman, Kaisa; Jaatinen-Värri, Ahti; Grönman, Aki; Ukkonen, Petri; Luoranen, Mika (Elsevier, 2015)
      Energy costs typically dominate the life-cycle costs of centrifugal compressors used in various industrial and municipal processes, making the compressor an attractive target for energy efficiency improvements. This study ...
    • Centrifugal compressor tip clearance and impeller flow 

      Jaatinen-Värri, Ahti; Tiainen, Jonna; Turunen-Saaresti, Teemu; Grönman, Aki; Ameli, Alireza; Engeda, Abraham; Backman, Jari (Springer Verlag, 2016)
      Compressors consume a considerable portion of the electricity used in the industrial sector. Hence, improvements in compressor efficiencylead to energy savings and reduce environmental impacts. The efficiency of an unshrouded ...
    • CFD Modelling of a Centrifugal Compressor with Experimental Validation through Radial Diffuser Static Pressure Measurement 

      Dewar, Brett; Tiainen, Jonna; Jaatinen-Värri, Ahti; Creamer, Mike; Dotcheva, Mariana; Radulovic, Jovana; Buick, James M. (Hindawi, 2019)
      This paper compares experimental static pressure measurement with CFD simulation in a centrifugal compressor at 12 points through the diffuser. Three mass flow rates are selected, each for three operating speeds giving ...
    • CFD-DEM simulations of hydrodynamics of combined ion exchange-membrane filtration 

      Naukkarinen, Tomi; Nikku, Markku; Turunen-Saaresti, Teemu (Elsevier, 07.08.2019)
      The combined ion exchange-membrane filtration system, whereby an active filtration layer is formed using a slurry flow of resin beads and water, has the potential to reduce energy usage and increase the quality of purified ...
    • Challenges related to solute analysis of bauxite residue filter cakes 

      Kinnarinen, Teemu; Huhtanen, Mikko; Holliday, Lloyd; Häkkinen, Antti (Elsevier, 05 / 2018)
      Solute analysis of bauxite residue filter cakes is an important but not very well understood operation carried out at refineries and in scientific research. As more and more refineries rely currently on dry cake disposal ...
    • Championing processes and the emergence of industrial symbiosis 

      Kokoulina, Liudmila; Ermolaeva, Liubov; Patala, Samuli; Ritala, Paavo (Routledge, 20.07.2018)
      Industrial symbiosis is an important concept for regional development in which industrial organizations seek to use one another's outputs and inputs, reduce waste and achieve economic benefits. Though the technical details ...
    • Chapter 3 - Cross-linked chitosan and β-cyclodextrin as functional adsorbents in water treatment 

      Zhao, Feiping; Sillanpää, Mika (Elsevier, 17.01.2020)
      In recent decades, the worldwide occurrence in water resources of various pollutants, such as toxic heavy metals, dyes, and pharmaceuticals, has raised increasing public attention about the inverse effects on human health ...
    • Characterization of residual biomasses from the coffee production chain and assessment the potential for energy purposes 

      Mendoza Martinez, Clara Lisseth; Alves Rocha, Elém Patrícia; Oliveira Carneiro, Angélica de Cassia; Borges Gomes, Fernando José; Ribas Batalha, Larisse Aparecida; Vakkilainen, Esa; Cardoso, Marcelo (Elsevier, 19.11.2018)
      Chemical quantitative characterization of biomass is relevant for waste to energy recovery technologies. In the present work, selected agroindustry solid residues from coffee crops – parchment and coffee shrub, i.e., stem, ...
    • Civic Data Literacies for Bottom-up Data Innovation 

      Wolff, Annika; Knutas, Antti; Palacin, Victoria; Seidelin, Cathrine; Kun, Peter; Mulder Ingrid (ACM New York, NY, USA ©2019, 03.06.2019)
      This workshop is concerned with the potentials and barriers of data in facilitating bottom-up innovation. We focus on two specific communities that could benefit from utilizing data, but may struggle currently. Firstly, ...
    • Classification of intraday S&P500 returns with a Random Forest 

      Lohrmann, Christoph; Luukka, Pasi (Elsevier, 28.11.2018)
      Stock markets can be interpreted to a certain extent as prediction markets, since they can incorporate and represent the different opinions of investors who disagree on the implications of the available information on past ...
    • Co-creating services—conceptual clarification, forms and outcomes 

      Oertzen, Anna-Sophie; Odekerken-Schröder, Gaby; Brax, Saara A.; Mager, Birgit (Emerald Publishing Limited, 2018)
      Purpose - The purpose of this paper is to assess, clarify and consolidate the terminology around the co-creation of services, establish its forms and identify its outcomes, to resolve the conceptual pluralism in service ...
    • Comparison of Model-Based Flow Rate Estimation Methods in Frequency-Converter-Driven Pumps and Fans 

      Tamminen, Jussi; Viholainen, Juha; Ahonen, Tero; Ahola, Jero; Hammo, Simo; Vakkilainen, Esa (Springer, 2014)
      Fluid handling systems such as pump and fan systems are found to have a significant potential for energy efficiency improvements. To deliver the energy saving potential, there is a need for easily implementable methods to ...
    • Comparison of solid phase closure models in Eulerian-Eulerian simulations of a circulating fluidized bed riser 

      Nikku, Markku; Daikeler, Alexander; Stroh, Alexander; Myöhänen, Kari (Elsevier, 19.11.2019)
      In this work, computational fluid dynamics with Eulerian-Eulerian modeling approach is used in the investigation of the effect of the solid phase closure models on the hydrodynamics of a circulating fluidized bed riser. ...
    • Conclusions: Researching Family Business Groups: Lessons Learned and Avenues for Further Research 

      Rosa, Peter; Rautiainen, Marita; Pihkala, Timo; Parada Maria, José; Discua Cruz, Allan (Palgrave Macmillan, Cham, 31.10.2018)
      In this chapter, we sum up the lessons learned about family business groups. The chapter highlights some of the contributions of the separate chapters in the book and shows that many of the chapters in fact open up new ...
    • Construction and demolition waste as a raw material for wood polymer composites – Assessment of environmental impacts 

      Liikanen, Miia; Grönman, Kaisa; Deviatkin, Ivan; Havukainen, Jouni; Hyvärinen, Marko; Kärki, Timo; Varis, Juha; Soukka, Risto; Horttanainen, Mika (Elsevier, 04.04.2019)
      The European Commission's ambitious construction and demolition waste (CDW) material recovery target has placed pressure on Finland to increase its CDW material recovery rate. It has been identified that using CDW fractions, ...
    • Containing Future Epidemics with Trustworthy Federated Systems for Ubiquitous Warning and Response 

      Carrillo, Dick; Nardelli, Pedro H. J.; Pournaras, Evangelos; Morita, Plinio; Rodríguez, Demóstenes Z.; Dzaferagic, Merim; Siljak, Harun; Jung, Alexander; Hébert-Dufresne, Laurent; Macaluso, Irene; Ullah, Mehar; Fraidenraich, Gustavo; Popovski, Petar (IEEE, 2020)
      In this paper, we propose a global digital platform to avoid and combat epidemics. It leverages the pervasiveness of wireless connectivity while being trustworthy and secure. The proposed system is conceptualized to be ...