Selaus nimekkeen mukaan kokoelmassa 116 Kemia
Viitteet 38-51 / 51
-
Occurrence and photochemical fate of selected pharmaceutical active ingredients in the aquatic environment
(Åbo Akademi - Åbo Akademi University, 22.02.2013) -
Oxidation rates of carbon and nitrogen in char residues from solid fuels
Report / Åbo Akademi, Process Chemistry Centre : 13-01 (Åbo Akademi University, Process Chemistry Centre, 07.06.2013)Computational fluid dynamics (CFD) modeling is an important tool in designing new combustion systems. By using CFD modeling, entire combustion systems can be modeled and the emissions and the performance can be predicted. ... -
Printed platforms for paper-based analytical applications
(Åbo Akademi - Åbo Akademi University, 17.10.2014)Paper-based analytical technologies enable quantitative and rapid analysis of analytes from various application areas including healthcare, environmental monitoring and food safety. Because paper is a planar, flexible and ... -
Pristine iota-Carrageenan and Chemically Functionalized Guar gum Polysaccharides for Metal-ion Complexation and CuS-based Nanocomposite Preparation
(Åbo Akademi - Åbo Akademi University, 19.04.2023)Natural polysaccharides are ubiquitous in nature and have been widely used in human history as food, materials, fuels, and medicine. To cope with climate crisis and develop a more sustainable economy, promoting the use of ... -
Protein adsorption and cell adhesion to nanostructured paper coatings
(Åbo Akademi - Åbo Akademi University, 16.12.2016)Protein coatings can be prepared in order to take advantage of their biological functions such as specific binding properties and the ability to enhance or reduce cellular adhesion. The physicochemical surface properties ... -
Solid-state reference and ion-selective electrodes : towards portable potentiometric sensing
(Åbo Akademi - Åbo Akademi University, 08.05.2015)Potentiometric sensors are very attractive tools for chemical analysis because of their simplicity, low power consumption and low cost. They are extensively used in clinical diagnostics and in environmental monitoring. ... -
Structure and properties of soda-type lignin from a modern biorefinery process
(Åbo Akademi - Åbo Akademi University, 27.05.2022)Due to the increasing concerns regarding the use of crude oil for fuel and chemical production, considerable efforts have been made to find renewable and sustainable alternatives. Lignocellulosic biomass is the most abundant ... -
Synthesis, characterization and chemical sensor application of conducting polymers
(Åbo Akademi - Åbo Akademi University, 18.12.2013)Polymeric materials that conduct electricity are highly interesting for fundamental studies and beneficial for modern applications in e.g. solar cells, organic field effect transistors (OFETs) as well as in chemical and ... -
Synthetic modifications of the natural lignan hydroxymatairesinol towards ligands for asymmetric catalysis
(Åbo Akademi - Åbo Akademi University, 17.02.2017)Finland has a long history of utilizing wood as fuel, construction material and for paper production. However, modern reality raises the question of more efficient and advanced utilization of wood‐based natural products. ... -
The feasibility of torrefaction for the co-firing of wood in pulverised-fuel boilers
Åbo Akademi, Faculty of Science and Engineering, Johan Gadolin Process Chemistry Centre : 15-01 (Åbo Akademi University, Johan Gadolin Process Chemistry Centre, 11.12.2015)Torrefaction is the partial pyrolysis of wood characterised by thermal degradation of predominantly hemicellulose under inert atmosphere. Torrefaction can be likened to coffee roasting but with wood in place of beans. This ... -
The impact of dissolution products and solution pH on in vitro behaviour of the bioactive glasses 45S5 and S53P4
(Åbo Akademi - Åbo Akademi University, 19.01.2024)Glass is a versatile material used in our everyday life. The chemical durability of glass depends on its composition. Some applications benefit from lower chemical durability. Glasses in a narrow compositional range are ... -
The role of potassium in the corrosion of superheater materials in boilers firing biomass
Report / Åbo Akademi, Process Chemistry Centre : 13-02 (Åbo Akademi University, Process Chemistry Centre, 13.12.2013)Inhibition of global warming has become one of the major goals for the coming decades. A key strategy is to replace fossil fuels with more sustainable fuels, which has generated growing interest in the use of waste-derived ... -
Understanding the in vitro dissolution rate of glasses with respect to future clinical applications
Report / Åbo Akademi, Process Chemistry Centre : 12-05 (Åbo Akademi University, Process Chemistry Centre, 05.12.2012)Glass is a unique material with a long history. Several glass products are used daily in our everyday life, often unnoticed. Glass can be found not only in obvious applications such as tableware, windows, and light bulbs, ... -
Utilizing κ-carrageenan Hydrogels in Teaching, Outreach and Chemical Gardens
(Åbo Akademi - Åbo Akademi University, 04.08.2023)κ-carrageenan is a biopolymer that can be extracted from red seaweeds and has found great use for example in the food industry due to its excellent gelling, thickening and stabilizing abilities. The work done in this thesis ...