Selaus nimekkeen mukaan kokoelmassa 2 Tekniikka
Viitteet 122-141 / 160
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Segregation of powder mixtures in silos with particular reference to dry mineral-based construction materials
(Åbo Akademi - Åbo Akademi University, 20.04.2012) -
Silicon-containing species in used lube oil re-refining
(Åbo Akademi - Åbo Akademi University, 23.03.2015)Nowadays, the re-refining of the used lube oils has gained worldwide a lot of attention due to the necessity for added environmental protection and increasingly stringent environmental legislation. One of the parameters ... -
Silk-inspired molecular design of bacterial nano-cellulose biomaterials
(Åbo Akademi University, 14.10.2020)In recent years, there has been a growing interest in the development of bio-inspired materials as they have the potential to offer improvements in the design of superior mechanical performance materials. Furthermore, the ... -
Solution-Processable Compact and Mesoporous Titanium Dioxide Thin Films as Electron-Selective Layers for Perovskite Solar Cells
(Åbo Akademi - Åbo Akademi University, 06.08.2020)Perovskite solar cells (PSCs) is a promising photovoltaic technology for low-cost electricity generation to fulfill future demands. However, the success of any photovoltaic device is highly dependent on the quality of its ... -
Some reformulations for the quadratic assignment problem
(Åbo Akademis förlag - Åbo Akademi University Press, 28.03.2014) -
Sorption of metal ions to wood, pulp and bark materials
(Åbo Akademi - Åbo Akademi University, 21.09.2012) -
Specific surface charging of latex, clay and mineral oxide particles in aqueous, non-aqueous and mixed solvent systems
(Åbo Akademi - Åbo Akademi University, 10.12.2012) -
Structural and operational optimisation : applications in energy systems
(Åbo Akademi - Åbo Akademi University, 14.12.2007)In this work mathematical programming models for structural and operational optimisation of energy systems are developed and applied to a selection of energy technology problems. The studied cases are taken from industrial ... -
Structure-Property Correlation on Solvent-Fractionated Lignin to Functional Materials
(Åbo Akademi - Åbo Akademi University, 22.09.2023)The abundance of lignin in combination with its impressive properties, i.e., a macromolecule with multifunctional groups, an amphiphilic molecular structure, and a unique nanotechnological advantage of forming nanospheres, ... -
Studies in offset ink setting
(Åbo Akademi - Åbo Akademi University, 20.01.2012)The offset printing process is complex and involves the meeting of two essentially complex materials, printing ink and paper, upon which the final product is formed. It can therefore be expected that a multitude of chemical ... -
Supramolecular design of cellulose-based hydrogel beads
(Åbo Akademi - Åbo Akademi University, 08.03.2019)The degree of polymerization (DP) of cellulose fibres is an important factor to consider during dissolution in water-based solvent system and to design further advanced biomaterials. The lower is the DP, the higher cellulose ... -
Surface characterization of chemically modified fiber, wood and paper
(Åbo Akademi - Åbo Akademi University, 09.05.2014)Inorganic-organic sol-gel hybrid coatings can be used for improving and modifying properties of wood-based materials. By selecting a proper precursor, wood can be made water repellent, decay-, moisture- or UV-resistant. ... -
Surface chemistry of fibres and vessel elements in chemical and recycled pulps
(Åbo Akademi - Åbo Akademi University, 27.04.2012) -
Sustainable steelmaking by process integration
(Åbo Akademi - Åbo Akademi University, 28.11.2014)Environmental issues, including global warming, have been serious challenges realized worldwide, and they have become particularly important for the iron and steel manufacturers during the last decades. Many sites has ... -
Synthesis and characterization of nanoperforated metal oxide thin films
(Åbo Akademi - Åbo Akademi University, 04.03.2016)For advanced devices in the application fields of data storage, solar cell and biosensing, one of the major challenges to achieve high efficiency is the fabrication of nanopatterned metal oxide surfaces. Such surfaces often ... -
Synthesis, characterization and application of polypyrrole/zeolite composites
(Åbo Akademi - Åbo Akademi University, 02.06.2017)Hybrid materials consisting of microporous aluminosilicate zeolites and the conducting polymer polypyrrole (PPy) were synthesized and characterized. The PPy/zeolite composites exhibit both the mechanical and chemical ... -
Terpenoid transformations over gold catalysts
(Åbo Akademi - Åbo Akademi University, 24.02.2014)Nowadays biomass transformation has a great potential for the synthesis of value-added compounds with a wide range of applications. Terpenoids, extracted from biomass, are inexpensive and renewable raw materials which often ... -
The locomotive behaviours of the tree-climbing fish, Periophthalmus variabilis : a cross-disciplinary approach to bioinspired design
(Åbo Akademi - Åbo Akademi University, 13.01.2022)Mudskippers constitute a group of amphibious fish that have adapted for terrestrial locomotion. Some species in this group possess a tree-climbing ability. This study looks at the biomechanics behind this unique locomotion ... -
The pH-dependent phase distribution of wood pitch components in papermaking processes
(Åbo Akademi - Åbo Akademi University, 15.11.2013)Wood contains only a very small amount of lipophilic extractives, commonly known as wood pitch. The pitch is known to cause severe problems in papermaking processes. The amount of pitch in process waters can be decreased ... -
The pricing of industrial services
(Åbo Akademis förlag - Åbo Akademi University Press, 04.04.2014)