Blar i Institutt for materialteknologi på utgivelsesdato
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Karbiddannelse i Manganovner
(Master thesis, 2019)Når karbon løses opp i silikomangan(SiMn)-prosessen kan det dannes titankarbid (TiC), silisiumkarbid (SiC) eller grafitt i ovnen. Silisiuminnholdet i legeringen avgjør om silisiumkarbid eller grafitt vil være den stabile ... -
Ternary mixed nickel cobalt iron oxide nanorods as a high-performance asymmetric supercapacitor electrode
(Peer reviewed; Journal article, 2019)By utilizing a facile microwave process, ternary nickel cobalt iron oxide (NiCoFeO4) nanorods were synthesized. A comprehensive investigation of morphological, structural and surface chemistry of the nanorods has been ... -
Impregnering med pyrolyseolje
(Bachelor thesis, 2019) -
Materialer for overføring av varme fra solcellepaneler
(Bachelor thesis, 2019)En innovativ metode for å forbedre effektiviteten til fotovoltaiske (PV) solceller ved økt omgivelsestemperatur er å benytte et fotovoltaisk/termisk (PV/T) system. Systemet tilbyr en kjølemekanisme for PV-modulen ved å ... -
Leaching characteristics and mechanism of the synthetic calcium-aluminate slags for alumina recovery
(Journal article; Peer reviewed, 2019)The leaching characteristics and mechanism of synthetic CaO-Al2O3 slags in alkaline solution at atmospheric pressure have been studied. The purpose of the study is to have a better understanding of the leaching part of the ... -
Nanostructured thin filmse - background, preparation and relation to the technological revolution of the 21st century
(Chapter, 2019)Thin film technology is a mature field encompassing a wide range of applications such as electronics, optical communications, and biosystems. The list of potential applications is practically endless with an impact in ... -
Effect of Mg on microstructure and mechanical properties of Al-Mg alloys produced by high pressure torsion
(Journal article; Peer reviewed, 2019)Al-Mg alloys are a series of low cost and low density Al alloys, which show remarkable strengthening during deformation. In this work, study of commercial purity Al, Al-0.5Mg and Al-4.1Mg alloys was carried out to investigate ... -
The Reassigned Pseudo Wigner-Ville Transform in Electrochemical Noise Analysis
(Journal article; Peer reviewed, 2019)Several different time–frequency transforms from signal processing were used to analyze electrochemical noise data to determine frequency components contained within the noise record and their time evolution. Bilinear ... -
Comparing In Situ DIC Results from an Etched Surface with a Gold Speckled Surface
(Journal article; Peer reviewed, 2019)A ferrite-pearlite two-phase steel was investigated using in situ scanning electron microscope (SEM) tensile testing combined with digital image correlation (DIC). Two different speckled patterns were used and compared. ... -
Resirkulering av aluminiumsavfall fra restavfall
(Master thesis, 2019) -
The durability of the thermally decomposed IrO2-Ta2O5 coated titanium anode in a sulfate solution
(Journal article; Peer reviewed, 2019)In this work, series of IrO2-Ta2O5 anodes were investigated. The catalytic activity towards oxygen evolution reaction (OER) of these anodes are determined by calcination temperature, coating loading (coating thickness), ... -
Kirkwood-Buff integrals from molecular simulation
(Journal article; Peer reviewed, 2019)The Kirkwood-Buff (KB) theory provides a rigorous framework to predict thermodynamic properties of isotropic liquids from the microscopic structure. Several thermodynamic quantities relate to KB integrals, such as partial ... -
Ceramic matrix composites based on silicon carbide and carbon fibers
(Master thesis, 2019)Silisiumkarbid er velkjent for sine gode mekaniske og termiske egenskaper, som gir det et bredt spekter av industrielle anvendelser. SiC er imidlertid en sprø keramikk, og selv de minste sprekker kan vise seg katastrofale. ... -
Aluminiumslegeringer som armering i betong - et eksperimentelt studie
(Bachelor thesis, 2019)Ti aluminiumslegeringer ble sett på som kandidater for å erstatte stål som armering i konstruksjoner. Denne oppgaven er en del av NFR prosjekt DARE2C (Durable Aluminium Reinforced Environmentally friendly Concrete ... -
Biokarbon-engineering: forbedring av styrken til pellets
(Bachelor thesis, 2019) -
Towards 3D Modelling of Macrosegregation Formation and Modification in DC Casting of Aluminium Alloys Accounting for Equiaxed Grain Growth and Transport
(Doctoral theses at NTNU;2019:34, Doctoral thesis, 2019)Macrosegregation refers to the inhomogeneous distribution of solute elements at the scale of cast product. It is a severe defect affecting the quality of cast product produced through Direct Chill (DC) casting process. ... -
Diffusion couple study of the interaction between Cr2O3 and MnCo2O4 doped with Fe and Cu
(Peer reviewed; Journal article, 2019)Manganese cobalt spinel oxides are promising coating materials for the protection of ferritic stainless steel interconnects in solid oxide fuel cell (SOFC) stacks. The interaction between such coatings and the steel is ... -
Study of hydrogen storage and electrochemical properties of AB2-typeTi0.15Zr0.85La0.03Ni1.2Mn0.7V0.12Fe0.12alloy
(Journal article; Peer reviewed, 2019)A C15 AB2 Laves-type Ti0.15Zr0.85La0.03Ni1.2Mn0.7V0.12Fe0.12 alloy was prepared by arc melting and annealing. Phase-structural composition, microstructure, hydrogen absorption-desorption properties, thermodynamic and ... -
Investigating Methods for Improving the Perforamce of Si in LIBs: Ball Milling in Air and Carbon Coating with Phenolic Resin
(Master thesis, 2019)Silicon has shown large promise as an alternative to graphite anodes in lithium-ion batteries. The theoretical specific energy capacity of silicon is almost an order of magnitude larger, and silicon is vastly abundant and ... -
Co(OH)2@MnO2 nanosheet arrays as hybrid binder-free electrodes for high-performance lithium-ion batteries and supercapacitors
(Journal article; Peer reviewed, 2019)Co(OH)2@MnO2 nanosheet arrays were directly grown on nickel foam via two-step electrodeposition method with subsequent heat treatment at 170 °C. The hybrid electrode, where the electrodeposited Co(OH)2 and MnO2 nanosheets ...