Search Results - "Mäkelä, Mikko"

Experimental design and response surface methodology in energy applications: A tutorial review by Mäkelä, Mikko

“…[Display omitted] •A summary and discussion of experimental design and response surface methodology.•Covers relevant theory, calculations, model diagnostics…”
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Hydrothermal carbonization of lignocellulosic biomass: Effect of process conditions on hydrochar properties by Mäkelä, Mikko, Benavente, Verónica, Fullana, Andrés

“…[Display omitted] •Effect and statistical significance of process conditions on hydrochar properties.•Reaction temperature had 3–7 times the effect of…”
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A review of biomass ash properties towards treatment and recycling by Voshell, Steven, Mäkelä, Mikko, Dahl, Olli

“…The generation of biomass ash (BA) is expected to increase in the future because biomass is generally recognized as carbon neutral fuel. Since BA is known, in…”
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Machine vision estimates the polyester content in recyclable waste textiles by Mäkelä, Mikko, Rissanen, Marja, Sixta, Herbert

“…Global textile production is mainly based on polyester and cotton fibers. A majority of textiles at the end of their lifecycle are currently landfilled or…”
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Reactivity of cellulose during hydrothermal carbonization of lignocellulosic biomass by Volpe, Maurizio, Messineo, Antonio, Mäkelä, Mikko, Barr, Meredith R., Volpe, Roberto, Corrado, Chiara, Fiori, Luca

“…Hydrothermal carbonization (HTC) of pure cellulose (CE) and birchwood (BW) samples was carried out at temperatures between 160 and 280 °C, 0.5 h residence time…”
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Hyperspectral imaging and chemometrics reveal wood acetylation on different spatial scales by Mäkelä, Mikko, Altgen, Michael, Belt, Tiina, Rautkari, Lauri

“…Acetylation is a chemical treatment method commonly used to improve the hygroscopic properties of wood. Although acetylation has been industrially used for…”
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Identification of cellulose textile fibers by Mäkelä, Mikko, Rissanen, Marja, Sixta, Herbert

“…Distinguishing different textile fibers is important for recycling waste textiles. Most studies on non-destructive optical textile identification have focused…”
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Quantitative prediction of moisture content distribution in acetylated wood using near-infrared hyperspectral imaging by Awais, Muhammad, Altgen, Michael, Mäkelä, Mikko, Belt, Tiina, Rautkari, Lauri

“…The uptake of moisture severely affects the properties of wood in service applications. Even local moisture content variations may be critical, but such…”
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Chemical Characterization and Visualization of Progressive Brown Rot Decay of Wood by Near Infrared Imaging and Multivariate Analysis by Belt, Tiina, Awais, Muhammad, Mäkelä, Mikko

“…Brown rot fungi cause a type of wood decay characterized by carbohydrate degradation and lignin modification. The chemical and physical changes caused by brown…”
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Hydrothermal carbonization of industrial mixed sludge from a pulp and paper mill by Mäkelä, Mikko, Benavente, Verónica, Fullana, Andrés

“…•Sludge carbonization governed by dehydration, depolymerization and decarboxylation.•Additive type significant for hydrochar carbon content and carbon and…”
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Carbocatalytic Cascade Synthesis of Polysubstituted Quinolines from Aldehydes and 2‐Vinyl Anilines by Mäkelä, Mikko K., Bulatov, Evgeny, Malinen, Kiia, Talvitie, Juulia, Nieger, Martin, Melchionna, Michele, Lenarda, Anna, Hu, Tao, Wirtanen, Tom, Helaja, Juho

“…Oxidized active carbon (oAC) catalyses the formation of polysubstituted quinolines from o‐vinyl anilines and aldehydes. The reaction proceeds in a cascade…”
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Ash behavior during hydrothermal treatment for solid fuel applications. Part 1: Overview of different feedstock by Mäkelä, Mikko, Fullana, Andrés, Yoshikawa, Kunio

“…[Display omitted] •Ash behavior of 29 different feedstock interpreted using multivariate data analysis.•Two different groups identified based on char ash…”
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Hyperspectral near infrared imaging quantifies the heterogeneity of carbon materials by Mäkelä, Mikko, Geladi, Paul

“…For many applications heterogeneity is a direct indicator of material quality. Reliable determination of chemical heterogeneity is however not a trivial task…”
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Cellular level chemical changes in Scots pine heartwood during incipient brown rot decay by Belt, Tiina, Altgen, Michael, Mäkelä, Mikko, Hänninen, Tuomas, Rautkari, Lauri

“…The heartwoods of many wood species have natural resistance to wood decay due to the accumulation of antifungal heartwood extractives. The natural durability…”
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Controlling the rheology of cellulose dissolved in 4–methylmorpholine N–oxide and tensile properties of precipitated cellulose films via mixture design by Ahokas, Pauliina, Mäkelä, Mikko, Jaiswal, Aayush, Khakalo, Alexey, Harlin, Ali

“…Properties which control the mechanical performance of regenerated or precipitated cellulose films are currently not well-known and a mechanistic understanding…”
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Effect of hydrothermal carbonisation temperature on the ignition properties of grape marc hydrochar fuels by Nguyen, Duong, Zhao, Wanxia, Mäkelä, Mikko, Alwahabi, Zeyad T., Kwong, Chi Wai

“…•Effects of HTC temperature on ignition properties of hydrochar slurry was studied.•High HTC temperature introduced amphiphilic contents that impact thermal…”
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Mapping Nanocellulose- and Alginate-Based Photosynthetic Cell Factory Scaffolds: Interlinking Porosity, Wet Strength, and Gas Exchange by Levä, Tuukka, Rissanen, Ville, Nikkanen, Lauri, Siitonen, Vilja, Heilala, Maria, Phiri, Josphat, Maloney, Thaddeus C., Kosourov, Sergey, Allahverdiyeva, Yagut, Mäkelä, Mikko, Tammelin, Tekla

“…To develop efficient solid-state photosynthetic cell factories for sustainable chemical production, we present an interdisciplinary experimental toolbox to…”
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Discriminating the viscoelastic properties of cellulose textile fibers for recycling by Mahlamäki, Ella, Schlapp-Hackl, Inge, Rissanen, Marja, Hummel, Michael, Mäkelä, Mikko

“…The viscoelastic properties of cellulose fibers play an important role in chemical recycling of textiles. Here we discriminated the intrinsic viscosity of…”
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Distribution and curing reactions of melamine formaldehyde resin in cells of impregnation-modified wood by Altgen, Michael, Awais, Muhammad, Altgen, Daniela, Klüppel, André, Mäkelä, Mikko, Rautkari, Lauri

“…Wood modification improves the properties of wood as a building material by altering the wood structure on a cellular level. This study investigated how…”
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Hyperspectral Imaging to Determine the Properties and Homogeneity of Renewable Carbon Materials by Mäkelä, Mikko, Geladi, Paul

“…Hyperspectral imaging within the near infrared (NIR) region offers a fast and reliable way for determining the properties of renewable carbon materials. The…”
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