Blar i Institutt for materialteknologi på tittel
Viser treff 2130-2149 av 2504
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A Study of Bubble Behavior and Anode Effect on the Graphite and Industrial Carbon Anode in a See-Through Furnace During Aluminium Electrolysis
(Peer reviewed; Journal article, 2022)Anode gas bubble behavior and anode effect on graphite and industrial carbon rod-shaped anode in a cryolite melt have been studied using a see-through furnace. The different carbon materials have different properties which ... -
Study of controllable inclusion addition methods in Al melt
(Journal article; Peer reviewed, 2019)Ceramic Foam Filtration (CFF) is a widely used technique to remove inclusions from Al melt. To ensure sufficient inclusions in the melt during the grain refiners/filtration interaction, inclusion addition methods, such as ... -
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 ... -
The Study of Jarosite Waste Used for Suspension Electrolysis in Aqueous NaOH Electrolyte
(Peer reviewed; Journal article, 2022)Jarosite waste is normally generated from the purification process of zinc production. It contains many valuable elements such as zinc, lead, and especially iron. In the present study, jarosite waste was treated through ... -
Study of microstructure and mechanical behaviour of aluminium alloy hybrid composite with boron carbide and graphene nanoplatelets
(Peer reviewed; Journal article, 2021)Lightweight materials with superior designs and improved properties have always been in demand of the aerospace and automobile industries for improved performance. Spark plasma sintering was employed in the present study ... -
Study of Piezoelectric and Mechanical Properties of Porous Barium Titanate Ceramics for Biomedical Applications
(Master thesis, 2017)Throughout the last decades, the development of bioactive materials to be used as bone implants has been a very active research area. The number of surgeries related to bone implants are steadily increasing, such that ... -
Study of Solvent Extraction for Metal Recovery during Lithium-Ion Batteries (LIBs) Recycling Process
(Master thesis, 2021)Nowadays, the demand for electric vehicles (EVs) is rising, leading to an increase in the production of lithium-ion batteries (LIBs) since these batteries are used in EVs. A large number of Ni, Mn, Co, and Li resources are ... -
Study of the Physical Behaviour and the Carbothermal Reduction of Self-Reducing Briquettes Developed with Iron Ore Fines, Charcoal and Silica Fume Residues
(Peer reviewed; Journal article, 2022)Self-reducing briquettes made with waste (silica fume, iron ore and charcoal fines) from the FeSi75 industry were studied. The objective was to determine if these briquettes could be used as a complementary load in submerged ... -
A study on multilayered MXenes for rechargeable battery electrodes through surface termination control
(Doctoral theses at NTNU;2023:19, Doctoral thesis, 2023)In the transition from fossil fuels to renewable energy sources, the demand for rechargeable batteries is rapidly increasing. To meet this demand, a diversification of battery chemistries will be essential, due to limited ... -
Study on properties and precipitation behavior of 6000 series alloys with high Mg/Si ratios and Cu contents
(Peer reviewed; Journal article, 2022)A combination of high Cu and excess Mg contents has previously shown excellent effects on suppressing the natural aging (NA) and enhancing the precipitation strengthening response during artificial aging (AA) of Al-Mg-Si-Cu ... -
Study on the structural phase transitions in NaSICON-type compounds using Ag3Sc2(PO4)(3) as a model system
(Journal article; Peer reviewed, 2021) -
Studying light-induced degradation by lifetime decay analysis: Excellent fit to solution of simple second-order rate equation
(Journal article; Peer reviewed, 2013)Twenty different boron-doped Czochralski silicon materials have been analyzed for light-induced degradation. The carrier lifetime degradation was monitored by an automated quasi-steady-state photoconductance setup with an ... -
Studying the C-A-S-H composition using advanced data treatment of SEM-EDS hypermaps
(Master thesis, 2023)Kalsium alumina silikat hydrat (C-A-S-H) regnes som hovedproduktet som dannes ved hydratasjon av Portland og Portland kompositt sement og er derfor elementær for styrke og bæreevne for sement. En konvensjonell metode brukt ... -
Styrketapsreduksjon ved sveising av 6082 aluminiumlegeringer
(Master thesis, 2022)Sveising av utfellingsherdede aluminiumlegeringer er forbundet med et betraktelig styrketap i materialet rundt sveiselinjen. Det viktigste herdebidraget i disse legeringene utgjøres av termodynamisk ustabile utfellinger. ... -
Subgrain Growth, Recovery Kinetics and Nucleation of Recrystallization of Cold Deformed Aluminium Alloys
(Doktoravhandlinger ved NTNU, 1503-8181; 2013:330, Doctoral thesis, 2013)Phenomena related to annealing of aluminium alloys are among the least understood in aluminium metallurgy but very important for industrial thermo-mechanical processing i.e. deformation and annealing. Physical models are ... -
Subgrain structures characterized by electron backscatter diffraction (EBSD)
(Journal article; Peer reviewed, 2014)Subgrain structures are frequently characterized by the electron backscatter diffraction (EBSD) method, which is both accurate and provides good statistics. This is essential to better understand the subgrain growth ... -
Sulfide Stress Corrosion Cracking Resistance of Modified ASTM A694 F60 Low Alloy Steel for Subsea Applications
(Master thesis, 2013)The resistance to sulfide stress corrosion cracking (SSC) of modified ASTM A694 F60 low alloy steel, produced by two different manufacturers, was studied by four-point bend-testing. The two materials are named material A ... -
Sulfur and nitrogen-doped graphene quantum dots/PANI nanocomposites for supercapacitors
(Peer reviewed; Journal article, 2021)Sulfur and nitrogen-doped graphene quantum dots/polyaniline (S,N-GQDP) nanocomposites are prepared by a two-step synthesis method. The heteroatoms (sulfur and nitrogen) doped graphene quantum dots (S,N-GQDs) are first ... -
Super-coercive electric field hysteresis in ferroelectric plastic crystal tetramethylammonium bromotrichloroferrate(III)
(Peer reviewed; Journal article, 2020)Ionic plastic crystals are part of an emerging class of hybrid organic–inorganic ferroelectrics. The combination of low dielectric constants (<20), strong piezoelectric coefficients (>100 pC N−1) and low temperature synthesis ... -
Supercritical extraction and microwave activation of wood wastes for enhanced syngas production and generation of fullerene-like soot particles
(Peer reviewed; Journal article, 2020)This work demonstrated that supercritical carbon dioxide extraction is effective as a pre-treatment technology to generate soot particles with the fullerene-like structure and increase syngas yield from extracted residues ...