Blar i Institutt for materialteknologi på tittel
Viser treff 343-362 av 2497
-
Comparing intergranular corrosion in Al‐Mg‐Si‐Cu alloys with and without α‐Al(Fe,Mn,Cu)Si particles
(Peer reviewed; Journal article, 2020)In this study, a model alloy without Fe and Mn additions, is compared with a commercial AA6005 alloy to further understand how the α‐Al(Fe,Mn,Cu)Si particles affect intergranular corrosion (IGC) behaviour. Both alloys were ... -
Comparing LiFSI and LiPF6 electrolytes for Algae based Silica Anodes in Li-ion Batteries
(Master thesis, 2020)Energiteknologi har en stor innvirkning på samfunnet vårt, alt fra miljøutfordringer og økonomisk utvikling til forbruker elektronikk og transportsektoren påvirkes av energiteknologi. I fremtiden vil energiteknologier, ... -
Comparing the Performance of Different Silicon Powders for Use in Lithium-Ion Batteries
(Master thesis, 2018)The topic of this thesis is silicon anodes for lithium-ion batteries. The aim of this thesis is to compare three different types of silicon powders for use in lithium-ion batteries - a micron-sized powder (Silgrain e-Si ... -
Comparison Between Microstructure Parameters and Electrochemical Performance of Ni-CGO Anodes in SOFC Subjected to Redox-Cycling
(Master thesis, 2011)The aim of this thesis was to create an understanding between the electrochemical performance of a porous Ni-CGO anode used in SOFC, and its microstructural parameters when subjected to redox-cycling. The anode samples ... -
Comparison of C14- and C15-Predomiated AB2 Metal Hydride Alloys for Electrochemical Applications
(Journal article, 2017)Herein, we present a comparison of the electrochemical hydrogen-storage characteristics of two state-of-art Laves phase-based metal hydride alloys (Zr21.5Ti12.0V10.0Cr7.5Mn8.1Co8.0Ni32.2Sn0.3Al0.4 vs. Zr25.0Ti6.5V3.9Mn22 ... -
Comparison of cathodic delamination of poly(n-alkyl methacrylates) on iron
(Journal article; Peer reviewed, 2017)Cathodic delamination is measured on iron surfaces covered with different poly(n-alky methacrylates), where the alkyl is an n-CnH2n + 1 (n = 1, 4, 18) group. The polymers are prepared by free radical polymerization in ... -
Comparison of Cleaning Routines in Norwegian Swimming Pools
(Bachelor thesis, 2021)Forskrift for badeanlegg, bassengbad og badstu m.v. gir lite veiledning n˚ar det kommer til rengjøring av overflater. Det varme og fuktige miljøet i svømmehaller er ideelt for vekst av bakterier. I denne oppgaven ble det ... -
Comparison of Electromagnetic Fields and Grain Refiners on Microstructure Evaluation of Al and Al-Si Alloys
(Bachelor thesis, 2022)Mikrostruktur i aluminium kan påvirkes av størkningsrate, tilsats av kornfinere og røring ved bruk av magnetiske felt. Al 1370 og AlSi7 ble støpt med og uten tilsats av tre forskjellige titandiborid kornfinere og fire ... -
Comparison of iron and copper doped manganese cobalt spinel oxides as protective coatings for solid oxide fuel cell interconnects
(Journal article; Peer reviewed, 2017)MnCo2O4, MnCo1.7Cu0.3O4 and MnCo1.7Fe0.3O4 are investigated as coatings for corrosion protection of metallic interconnects in solid oxide fuel cell stacks. Electrophoretic deposition is used to deposit the coatings on ... -
Comparison of Students' Perceived Learning in Two Similar Lab Courses with Different Teaching Staffs
(Journal article, 2020)At the Norwegian University of Science and Technology (NTN), two subjects with similar chemistry laboratory exercises have different practices with respect to the use of permanent and temporary staffs. In an ever-increasing ... -
Comparison of Surface Tension Models for the Volume of Fluid Method
(Journal article; Peer reviewed, 2019)With the increasing use of Computational Fluid Dynamics to investigate multiphase flow scenarios, modelling surface tension effects has been a topic of active research. A well known associated problem is the generation of ... -
Comparison of Surface Tension Models for the Volume of Fluid Method
(Journal article; Peer reviewed, 2019)With the increasing use of Computational Fluid Dynamics to investigate multiphase flow scenarios, modelling surface tension effects has been a topic of active research. A well known associated problem is the generation of ... -
Comparison of the electrochemical behavior of amorphous Zr55Cu30Ni5Al10, stainless steel (316LVM), and CoCrMo (F75) in simulated body fluid with and without addition of protein
(Journal article; Peer reviewed, 2018)Electrochemical behavior of, and metal ion release from the bulk amorphous (glassy) Zr55Cu30Ni5Al10 alloy (Zr‐MG) was evaluated in simulated body fluid (phosphate buffer saline [PBS]), with and without additions of protein ... -
Compatibility Study of Carbon-Based Refractory Materials utilized in Silicomanganese Production Furnaces
(Master thesis, 2011)Tap hole refractories constitute critical parts of the refractory lining in submerged arc furnaces. For several hours every day, molten slag and metal flow through the tap hole calling for thorough selection of refractory ... -
Composition and morphology tuning during hydrothermal synthesis of SrxBa1−xNb2O6 tetragonal tungsten bronzes studied by in situ X-ray diffraction
(Journal article; Peer reviewed, 2019)Current interest in 1D ferroelectric materials calls for cheap, controllable, reproducible and environmentally friendly synthesis routes. Hydrothermal synthesis stands out as one of the most promising routes, but a thorough ... -
Composition and Structure Analysis of Hard Grey Scale (HGS) Formed on Cold Surfaces Exposed to Aluminium Production Off-gas
(Peer reviewed; Journal article, 2022)Hard grey scale (HGS) is a strongly adhering fouling material forming on solid surfaces impinged by off-gas generated in the pot cells of primary aluminium production plants. Even though associated maintenance costs have ... -
Composition and Surface Modifications of Silica Structures in Diatiom Frustules by Incorporation of Functional Oxides and Nitride Formation
(Master thesis, 2012)Renewable energy production featuring silicon photovoltaic solar cells are of considerable interest to reduce pollution and related environmental changes. Improvements in efficiency along with reductions in cost are key ... -
Composition-Dependent Morphology, Structure, and Catalytical Performance of Nickel–Iron Layered Double Hydroxide as Highly-Efficient and Stable Anode Catalyst in Anion Exchange Membrane Water Electrolysis
(Peer reviewed; Journal article, 2022)Water splitting is an environmentally friendly strategy to produce hydrogen but is limited by the oxygen evolution reaction (OER). Therefore, there is an urgent need to develop highly efficient electrocatalysts. Here, NiFe ... -
Compositional Engineering of a La1-xBaxCoO3-δ-(1-a) BaZr0.9Y0.1O2.95 (a = 0.6, 0.7, 0.8 and x = 0.5, 0.6, 0.7) Nanocomposite Cathodes for Protonic Ceramic Fuel Cells
(Journal article; Peer reviewed, 2019)Compositionally engineered a La1-xBaxCoO3-δ-(1-a) BaZr0.9Y0.1O2.95 (a = 0.6, 0.7, 0.8 and x = 0.5, 0.6, 0.7) (LBZ) nanocomposite cathodes were prepared by oxidation driven in situ exsolution of a single-phase material ... -
Comprehensive insight into the mechanism, material selection and performance evaluation of supercapatteries
(Peer reviewed; Journal article, 2020)Electrochemical energy storage devices (EESs) play a crucial role for the construction of sustainable energy storage system from the point of generation to the end user due to the intermittent nature of renewable sources. ...