Blar i Institutt for materialteknologi på emneord "Industriell kjemi og bioteknologi, Materialutvikling og -bruk"
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All oxide thermoelectric device based on Ca0.931Mn0.98Ta0.02O3-δ-Ca3Co4O9 pn-junction
(Master thesis, 2017)Metal oxides are promising thermoelectric (TE) material candidates for TE modules operational in a range of 300-1200 K in air. In this work a TE oxide module was fabricated by co-sintering the p-type material Ca3Co4O9 ... -
Characterization of Flooring Composites
(Master thesis, 2017)The possibility of reinforcing high-pressure laminates with particles of yttria-stabilized zirconia has been investigated. The particles were embedded in a matrix of melamine formaldehyde resin, and several parameters, ... -
Dispersoid Structures and Properties of Cr and Zr-containing 6xxx Extrusion Alloys
(Master thesis, 2015)The overall objective of this work has been to study the dispersoid structures introduced by adding Cr and Zr to an AA6082 alloy and other features which may influence and improve the mechanical properties of the alloy. ... -
Effect of Copper and Zinc on Corrosion Behaviour and Mechanical Properties in 6082-Alloys
(Master thesis, 2015)Extruded Al-Mg-Si alloys with Cu additions are frequently used in heavy loaded structures, offshore installations and the transportation industry. In contrast to the positive effect Cu has on mechanical properties, the ... -
Effects of Surface Treatment on Hypoeutectoid Steels and Commercially Pure Copper in a Compound Casting Process with Aluminum A356 Alloy
(Master thesis, 2017)Evidence of climate change has caused industries worldwide to start measures towards reducing greenhouse gas emission. The automotive industry is a large contributor to emission and has therefore demanded production of ... -
Effects of three metal coupling on galvanic crevice corrosion
(Master thesis, 2017)The subsea industry is moving its operations down onto the seabed. With this new direction in production solutions a larger emphasis is placed on reducing the weight of the components in the production unit. Finding ... -
Hydrogen Induced Stress Cracking of Inconel 625 - Effect of Production Method, Heat Treatment and Cold Working
(Master thesis, 2016)The following work has examined the effect of heat treatment, production method and cold working (CW) on the hydrogen induced stress cracking (HISC) susceptibility of Inconel 625 (UNS N06625). This was done by hydrogen ... -
Impurities in the Crucible-Coating-Silicon System for Solar Cell Applications
(Master thesis, 2015)Materials of high purity are required for the production of crystalline silicon for solar cells. Impurities are indeed very detrimental to solar cell efficiency. Contamination can occur at many stages during the processing, ... -
Interaction of Eutectic Fe-Si-B Alloy with Graphite Crucibles
(Master thesis, 2018)The work in this thesis was performed as a part of the AMADEUS project. The goal was to experimentally investigate the interaction between eutectic Fe-Si-B alloy and dense graphite crucibles, and the results will be compared ... -
Intercalation of CO₂, water and diglyme in MXenes using molecular simulations
(Master thesis, 2018)Since its discovery in 2011, MXenes have gained a lot of attention for their application in energy storage. Their combination of being a two dimensional material, as well as having excellent electronic and mechanical ... -
Microstructural evolution during isothermal heat treatment of super duplex stainless steels as a function of tungsten content
(Master thesis, 2017)Duplex stainless steels(DSS) and super duplex stainless steels(SDSS) can be described as austenitic-ferritic stainless steels of 22%Cr and 25%Cr content, respectively. The DSS and SDSS are characterised by their combination ... -
Novel synthesis method of BaTiO3-nanoparticles - Synthesis of BaTiO3-nanoparticles by spray-pyrolysis of TiO2-nanoparticles dispersed in Ba(NO3)2-solution
(Master thesis, 2016)Ferroelectric materials are widely used in different technological applications. Lead zirconate titanate (PZT) materials are currently the most used, due to their excellent piezoelectric properties and relatively high ... -
Parameters Affecting Softening and Melting of Quartz
(Master thesis, 2016)The aim of this work was to develop and improve a new method for investigating how different parameters affect the softening and melting of quartz. The method should give quantitative results. Quartz is the stable phase ... -
Permanent Effect of a Cryogenic Spill on Fracture Properties of Carbon Steel
(Master thesis, 2015)In this work, the permanent effect of a cryogenic spill on the fracture properties of carbon steel was investigated. The experimental work consisted of two main parts. The first part was the examination of a plate of ... -
Reduction of MnO and SiO2 from Assmang and Comilog based Slags
(Master thesis, 2017)Silicomanganese(SiMn) and ferromanganese (FeMn) represent essential ingredients for the steel producing industries due to enhancing effects on steel quality. While extensive efforts have been made in investigating the ... -
The Applicability of Aluminium Alloys as Reinforcement Material in Concrete Constructions
(Master thesis, 2018)This thesis is a part of the DARE2C research project. The research projects primary objective is to develop a more environmentally-friendly type of concrete where more than 55% of the cement is replaced with less CO2(g) ... -
The Effect of Deformation on Intergranular Corrosion of AlMgSi Alloys
(Master thesis, 2017)The heat treatable AlMgSi alloys are regarded as medium strength materials with excellent corrosion properties. To achieve enhanced mechanical properties with the aim to expand the application areas, Cu may be added since ... -
The Effect of Magnetic Field and Sulphide-Pollution on Corrosion Behaviour of Nickel-Aluminium Bronze in Seawater
(Master thesis, 2015)The objective with this work was to investigate the corrosion behaviour of nickel-aluminium bronze in both pure and sulphide-polluted seawater, and possible synergy effects with an applied magnetic field (MF). Two different ... -
The Effect of Refined Prior β-grains on the Final Microstructure and Strain Response in Ti-6Al-4V produced by Wire-Fed Plasma Deposition - Investigated by combined EBSD and In-Situ Tensile Experiments
(Master thesis, 2015)In this master thesis, the focus has been on a Ti-6Al-4V specimen produced by Norsk Titanium s patented wire-fed plasma deposition technique, under conditions promoting the break up of the traditional large columnar β-grains ...