Blar i Institutt for materialteknologi på tittel
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Characterization of a Si-SiO2 mixture generated from SiO and CO
(Journal article; Peer reviewed, 2019)The reaction between SiO(g) and CO(g) is a relevant intermediate reaction in the silicon production process. One of the products generated from this gas mixture is called by its color, brown condensate. In this paper, ... -
Characterization of Aluminium Components Produced by Additive Manufacturing
(Master thesis, 2016)Additive manufacturing (AM) is a new method of manufacturing that can produce physical objects directly from CAD-models. Powder Bed Fusion (PBF) technology can produce metallic parts by selectively fusing powders layer by ... -
Characterization of Aluminium TiC nano-composite filler wire inoculated weld metal
(Master thesis, 2023)Den nylig utviklede produksjonsmetoden metall skruekstrudering har vist seg å være en mulig metode for å produsere nano-kompositt fylltråder. AA1370 fylltråd som inneholder TiC nanopartikler støttet av titan pulver er ... -
Characterization of cement types used for rock injection
(Lecture, 2016)This paper is a part of the research project “True Improvement in Grouting High pressure Technology for tunneling (TIGHT)" financed by the Research Council of Norway (project no. 236676/O30), in cooperation with Statens ... -
Characterization of Coextruded Rods with Al-4,5Mg as the Base Alloy and Rapidly Solidified Al-4,5Mg-1Ag as the Surface Alloy
(Master thesis, 2017)Coextruded rods with Al-4,5wt%Mg as the base alloy and rapidly solidified Al-4,5wt%Mg-1wt%Ag as the surface alloy has been characterized. Precipitation hardening, light microscopyand scanning electron microscopy (SEM) ... -
Characterization of Defects in N-type Cz Silicon for Solar Cells
(Doktoravhandlinger ved NTNU, 1503-8181; 2012:269, Doctoral thesis, 2012)With increasing attention to high efficiency solar cells in the photovoltaic industry, ntype Cz silicon has become increasingly popular due to its potential for high-end devices. As the metal content in Cz silicon is reduced ... -
Characterization of Extruded Aluminium Alloys from Ram Extrusion and Screw Extrusion
(Master thesis, 2020)I denne oppgaven ble skruekstrudering sammenlignet med konvensjonell pressekstrudering for tre 6xxx legeringer. Effekten av ekstrudering og påfølgende varmebehandling ble undersøkt ved optisk mikroskopi, hardhetstesting ... -
Characterization of ferroelectric domain walls by scanning electron microscopy
(Peer reviewed; Journal article, 2020)Ferroelectric domain walls are a completely new type of functional interface, which have the potential to revolutionize nanotechnology. In addition to the emergent phenomena at domain walls, they are spatially mobile and ... -
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, ... -
Characterization of Fluid Flow for Rigid Glass Weave Filters (RGW)
(Bachelor thesis, 2022)Filtrering av metallinklusjoner er et viktig steg i støpningsprosessen for å forsikre renhetskravet. I denne forstand er utvikling av nye metallfiltreringsteknologier interessant. En slik teknologi er Rigid Glass Weave ... -
Characterization of Fluid Flow for Rigid Glass Weave Filters (RGW)
(Bachelor thesis, 2022)Filtrering av metallinklusjoner er et viktig steg i støpningsprosessen for å forsikre renhetskravet. I denne forstand er utvikling av nye metallfiltreringsteknologier interessant. En slik teknologi er Rigid Glass Weave ... -
Characterization of industrial hydrocarbon samples from anode baking furnace off-gas treatment facility
(Peer reviewed; Journal article, 2023)Polycyclic aromatic hydrocarbons (PAHs) are naturally present in raw materials used as a binder in prebaked anodes for electrolysis of aluminum. Green anodes are baked to about 1200 °C through a cycle of 14–17 days where ... -
Characterization of Iron Bearing Particles in Relation to Fir-Tree Structure in Al-Mg Alloys
(Master thesis, 2018)Fir-tree structure is a well-known problem related to DC cast AA1xxx and AA5xxx alloys. During DC casting different iron bearing particles, e.g. AlmFe, Al3Fe and Al6Fe, are formed. A change of the dominating iron bearing ... -
Characterization of light induced degradation in crystalline silicon
(Doktoravhandlinger ved NTNU, 1503-8181; 2013:, Doctoral thesis, 2013)Light induced degradation is an unfortunate characteristic of a very commonly used silicon material for solar cells: boron-doped Czochralski silicon. The degradation is attributed to a recombination center that is activated ... -
Characterization of Polymetallic Manganese Nodules and Reduction by Hydrogen and Methane
(Bachelor thesis, 2022)Feltet havbunns gruvedrift har blitt utforsket siden 1800-tallet, med stor utvikling rundt 1970- tallet. P˚a grunn av en økning i etterspørselen etter verdifulle metaller slik som kobber, kobolt og nikkel har dette feltet ... -
Characterization of precipitates at maximum hardness and overaged conditions in Al-Mg-Si alloys
(Master thesis, 2011)A study of the influence of artificial ageing temperature on the precipitation behaviour in three distinct direct chill casted and extruded Al-Mg-Si alloys has been carried out. The total amount of alloying elements is ... -
Characterization of recycle-like Al-Si alloys processed by severe plastic deformation
(Doktoravhandlinger ved NTNU, 1503-8181; 2008:277, Doctoral thesis, 2008)Three aluminium alloys from the Al-Si-Fe system were selected as an object of the present study. The chemistry of the investigated materials, with relatively large additions of iron and silicon, was selected to obtain large ... -
Characterization of Screw Extruded Rapid Solidified AA6061
(Master thesis, 2014)By using rapid solidified aluminium as feedstock and a novel extrusion method, i.e. screw extrusion, it is possible to extrude aluminium continuously. Due to rapid solidification, the base material can have small grain ... -
Characterization of Structure and Optical Properties of Diatoms for improved Solar Cell Efficiency
(Master thesis, 2011)Interest in renewable energy resources has increased in recent years, and solar cells are one of the areas that have been subject to intensive research. For solar energy to develop into a competitive alternative to fossil ... -
Characterization of the Density and Spatial Distribution of Dispersoids in Al-Mg-Si Alloys
(Journal article; Peer reviewed, 2019)Al-Mg-Si alloys often contain small additions of, for example, Mn or Cr, to form dispersoids, which may act as nucleation sites for Mg2Si particles after homogenization. The purpose of adding Mn and Cr is to ensure a high ...