Browsing Institutt for materialteknologi by Title
Now showing items 882-901 of 2563
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The evolution of precipitates in an Al–Zn–Mg alloy
(Peer reviewed; Journal article, 2023)The precipitation sequence in Al–Zn–Mg alloys has been subject to many revisions over the years as more structural details of the early-stage Guinier-Preston (GP) zones and precipitates have been uncovered. To further ... -
Evolution of SiOx shell layers on SiC-SiOx core-shell nanowires
(Peer reviewed; Journal article, 2020)Composite core-shell SiC-SiOx nanowires can be produced by heating quartz and SiC powders, with addition of Ar(g) or He(g). The two powders are mixed to create pellets, which will react to SiO(g) and CO(g) at elevated ... -
Examination of Adhesion between Aggregate and Bitumen in Asphalt Pavement
(Bachelor thesis, 2024)Forsking på vedheft mellom tilslag og bitumen i asfalt ble gjennomført med to forskjellige tilslag: syenitt og gabbro. Asfalt prøver av hvert tilslag var kondisjonert i forskjellige konsentrasjoner av saltløsning og ... -
Exergy relations in manganese production: Modelling the submerged arc furnace
(Master thesis, 2013)A model of the ferromanganese submerged arc furnace was purposed to yield valuable information for exergy calculations. A deeper understanding of at what point exergy is lost in the furnace might yield valuable information ... -
Experimental and Finite Element Studies of Cold Pressure Welding of Commercial Purity Aluminium by Divergent Extrusion
(Doktoravhandlinger ved NTNU, 1503-8181; 2009:253, Doctoral thesis, 2009)This doctoral thesis is concerned with experimental and finite element studies of cold pressure welding of commercial purity aluminium by divergent extrusion. The thesis is divided into five parts. Part I gives a general ... -
Experimental and numerical modelling study on the nucleation and grain growth of inoculated aluminium alloys
(Doctoral theses at NTNU;2017:343, Doctoral thesis, 2017)With the aim to achieve an in-depth understanding on the heterogeneous nucleation and grain growth behavior during solidification of inoculated aluminum alloys, an integrated study by in-situ X-radiography, numerical ... -
An experimental and numerical study of the Portevin-Le Chatelier effect in an AlMg alloy
(Doctoral theses at NTNU;2021:238, Doctoral thesis, 2021) -
Experimental and Numerical Study on Tapping of Two Liquids through a Single Tap-Hole
(Journal article; Peer reviewed, 2023)The production of industrial metals in pyrometallurgical smelting furnaces is central to modern industry. Tapping of metal and slag from smelting furnaces is a complex and difficult process. Any variations from tap to tap ... -
Experimental and theoretical investigations of metal dusting corrosion in plant exposed nickel-based alloys
(Doktoravhandlinger ved NTNU, 1503-8181; 2007:50, Doctoral thesis, 2007)This doctoral thesis is concerned with experimental and theoretical studies of high temperature corrosion phenomena in plant exposed nickel-based alloys. Different complementary experimental techniques have been used to ... -
Experimental and Theoretical Study of the Electronic Structures of Lanthanide Indium Perovskites LnInO3
(Peer reviewed; Journal article, 2021)Ternary lanthanide indium oxides LnInO3 (Ln = La, Pr, Nd, Sm) were synthesized by high-temperature solid-state reaction and characterized by X-ray powder diffraction. Rietveld refinement of the powder patterns showed the ... -
Experimental Assessment of the Compression Strength of Conventional Ceramic Foam Filters, at Room Temperature and 730°C
(Bachelor thesis, 2020)Keramiske filtre (CFF) spiller en viktig rolle når aluminium resirkuleres på grunn av at sekundært aluminium ofte inneholder en stor mengde ikke-metalliske partikler som vil redusere de mekaniske egenskapene til produktet. ... -
Experimental characterization and modeling of aluminum alloy AA3103 for complex single and double strain-path changes
(Journal article; Peer reviewed, 2018)The stress-strain behavior of the aluminum alloy AA3103 subjected to single and double strain-path changes (SPCs) is studied experimentally. The experimental program includes compression-tension, tension-tension, rolling-tension ... -
Experimental Characterization and Modelling of the PLC Effect in an AlMg-Alloy
(Peer reviewed; Journal article, 2021)In the present work, uniaxial tension tests have been conducted to study the mechanical response of a commercial Al4.5wt%Mg alloy (AA5182). The measurements range from the strain rate of 10-4 to 100 s-1 at room temperature. ... -
Experimental Characterization of Two-Phase Steels
(Doctoral theses at NTNU;2019:275, Doctoral thesis, 2019)This thesis consists of several in-situ scanning electron microscope (SEM) tensile test studies of different two- phase steels. Three different two-phase steels have been investigated: a NVE36 plate steel, a dual-phase ... -
Experimental investigation and modelling of strain-path changes in metals
(Doctoral theses at NTNU;2017:287, Doctoral thesis, 2017) -
Experimental Investigation of Zinc Antimonide Thin Film Thermoelectric Element over Wide Range of Operating Conditions
(Journal article, 2017)Zinc antimonide compounds are among the most efficient thermoelectric (TE) materials with exceptional low thermal conductivity at moderate temperatures up to 350 °C. This study aims to evaluate the performance of a zinc ... -
Experimental Investigations and Modelling of Solid-State Ilmenite Reduction with Hydrogen and Carbon Monoxide
(Doctoral thesis at NTNU;2015:309, Doctoral thesis, 2015)Ilmenite is an important raw material for titanium-containing products. Currently, it is processed using large amounts of coal but this could be substituted with natural gas. This could potentially increase the efficiency ... -
Experimental Investigations and Phase Relations in the Liquid FeTiO3-Ti2O3-TiO2 Slag System
(Doktoravhandlinger ved NTNU, 1503-8181; 2011:105, Doctoral thesis, 2011) -
Experimental setup for high-temperature in situ studies of crystallization of thin films with atmosphere control
(Peer reviewed; Journal article, 2020)Understanding the crystallization process for chemical solution deposition (CSD) processed thin films is key in designing the fabrication strategy for obtaining high-quality devices. Here, an in situ sample environment is ... -
Experimental Studies of Cold Roll Bonded Aluminum Alloys
(Master thesis, 2011)This master s thesis is based on experimental studies of the parameters influencing cold roll bonding (CRB) of the aluminum alloys AA1200 and AA3103,in the work hardened and annealed condition. The effect on the bond ...