Blar i Institutt for materialteknologi på tittel
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Synthesis of ilmenite
(Master thesis, 2014)Ilmenite ores are currently processed at TiZir Titanium & Iron AS in Tyssedal. To be prepared for a change in the raw material composition, the effect of the impurities in the ilmenite ores has to be investigated. It is ... -
Synthesis of Mg2Si and its use for Silane production
(Doctoral theses at NTNU;2023:291, Doctoral thesis, 2023)The increase in the use of renewable energy sources is crucial to address global warming and its impact on our planet. Solar energy is predicted to experience the most rapid growth of the different sources of renewable ... -
Synthesis of textured KxNa1-xNbO3 materials
(Doktoravhandlinger ved NTNU, 1503-8181; 2010:124, Doctoral thesis, 2010)Lead-free piezoelectric and ferroelectric materials have recently gained increasing attention driven by the latest legislation to phase out the state of the art family of materials based on PbZrxTi1-xO3 (PZT). Alkali-niobate ... -
Synthesis, Characterization and Drug Loading of Multiresponsive p[NIPAm-co-PEGMA] (core)/p[NIPAm-co-AAc] (Shell) Nanogels with Monodisperse Size Distributions
(Journal article; Peer reviewed, 2018)We report the synthesis and properties of temperature- and pH-responsive p([NIPAm-co-PEGMA] (core)/[NIPAm-co-AAc] (shell)) nanogels with narrow size distributions, tunable sizes and increased drug loading efficiencies. The ... -
Synthetic Efforts to Investigate the Effect of Planarizing the Triarylamine Geometry in Dyes for Dye-Sensitized Solar Cells
(Peer reviewed; Journal article, 2022)The geometry of a dye for dye-sensitized solar cells (DSSCs) has a major impact on its optical and electronic properties. The dye structure also dictates the packing properties and how well the dye insulates the metal–oxide ... -
Synthetic Strategies Towards 4,6-Disubstituted Pyrrolopyrimidines and Evaluation of their Potential as Colony Stimulating Factor 1 Receptor Kinase Inhibitors
(Doctoral theses at NTNU;2024:60, Doctoral thesis, 2024)Due to their central role in regulating vital cellular processes, protein kinases are increasingly attractive targets in modern drug development. Small molecule drugs have become valuable tools for selectively modulating ... -
Systematic Study on TiO2 Crystallization via Hydrothermal Synthesis in the Presence of Different Ferrite Nanoparticles as Nucleation Seeds
(Journal article, 2019)In the present work, the crystallization of anatase TiO2 nanoparticles (NPs), using different fer2 rite nanoparticles with different chemical composition, dimensions and shape as nucleation seeds, was investigated. In ... -
Ta-ITO Coated Titanium Bipolar Plates for Proton Exchange Membrane Water Electrolyzers
(Peer reviewed; Journal article, 2022)A novel bi-layer coating composed of a tantalum base layer with an Indium Tin Oxide (ITO) top layer was applied to titanium substrates. Samples were polarized ex situ in a parameter study, where the pH, potential and ... -
Tailoring microstructure and texture of annealed Al-Mn alloy through the variation of homogenization and prior cold deformation strain
(Peer reviewed; Journal article, 2020)The grain structures and crystallographic textures desired for various applications of aluminium alloys are usually modified by recrystallization during annealing. In this study, the interactions between recrystallization ... -
Tailoring preferential orientation in BaTiO3-based thin films from aqueous chemical solution deposition
(Journal article, 2021)Ferroelectric properties of thin films can be enhanced by crystallographic texture. In this work, we report on how heat treatment of films can be designed to tailor the degree of preferential orientation in BaTiO3-based ... -
Tailoring properties of nanostructured MoO3−x thin films by aqueous solution deposition
(Journal article, 2018)Molybdenum oxide films are required for a large range of optical, electronic and catalytic applications, and optimal film characteristics are similarly broad. Furthermore, the layered crystal structure of MoO3 is suited ... -
Tailoring the electrical conductivity and hardening in BiFeO3 ceramics
(Peer reviewed; Journal article, 2020)In this report, the influence of cobalt doping and annealing atmosphere on the electrical conductivity and polarization switching of BiFeO3 (BFO) ceramics was studied. Electrical conductivity as well as hardening behavior ... -
Tailoring the oxide surface composition of stainless steel for improved OER performance in alkaline water electrolysis
(Peer reviewed; Journal article, 2022)There is a strong desire to replace bulk nickel electrodes for oxygen evolution reaction (OER) with a cheaper and more active steel material in alkaline water electrolyser (AWE). However, implementing an activation procedure ... -
Tapping Gas from the Silicon Submerged Arc Furnace: An Industrial Measurement Campaign
(Journal article; Peer reviewed, 2022)Producing high-silicon alloys in submerged arc furnaces (SAF) involves the generation of an intermediate process gas, consisting of silicon monoxide (SiO) and carbon monoxide (CO). Combustion of process gas from the taphole ... -
Tapping of FeSi Furnaces
(Master thesis, 2018)Ferrosilicon is usually produced in an electric arc furnace. During the tapping of the furnace solidification of FeSi and slag in the runner and ladle are a major issue because it lowers the ferrosilicon yield and causes ... -
Temperature and Velocity Effects on Mass and Momentum Transport in Spacer-Filled Channels for Reverse Electrodialysis: A Numerical Study
(Journal article; Peer reviewed, 2018)Concentration polarization is one of the main challenges of membrane-based processes such as power generation by reverse electrodialysis. Spacers in the compartments can enhance mass transfer by reducing concentration ... -
Temperature effects on performance of graphite anodes in carbonate based electrolytes for lithium ion batteries
(Journal article; Peer reviewed, 2018)The performance of graphite electrodes in various electrolytes containing ethylene carbonate (EC) and mixtures of EC and propylene carbonate (PC) was studied at temperatures between 0 and 40 °C. Included in the study was ... -
Temperature-dependent carrier lifetime measurements on silicon wafers and bricks
(Master thesis, 2023)Dette arbeidet presenterer en ny metode for å måle temperaturavhengig ladninsbærer levetid i krystallinske silisium wafere, bricks og ingots. Det eksperimentelle oppsettet består av en BCT-300 ladningsbærer levetidsmåler ... -
Temporal stability of a-Si:H and a-SiNx:H on crystalline silicon wafers
(Journal article; Peer reviewed, 2017)The temporal stability of single layer thin films of hydrogenated amorphous silicon (a-Si:H) and silicon nitride (a-SiNx:H) passivated crystalline silicon wafers have been investigated over 18 months. The thin films were ... -
Tensile bond strength of cold roll bonded aluminium sheets
(Journal article; Peer reviewed, 2013)Sheets of AA1200 and AA3103 aluminium alloys were roll bonded at room temperature and the bond strength across the interface was tested in tension mode. Aluminium rods were glued to the two faces of a coin sample machined ...