Blar i Institutt for materialteknologi på tittel
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Structure–transport correlations in Na11Sn2SbSe12 and its sulfide solid solutions
(Peer reviewed; Journal article, 2023)We report a new ion conductor—Na11Sn2SbSe12—as a possible candidate for a solid catholyte in composite cathodes for all-solid state Na-batteries, which exhibits a room temperature ionic conductivity of 0.15 ± 0.03 mS cm−1 ... -
Strømning gjennom porøse medier: Bergarts- og fluidegenskapers påvirkning på olje- og gassproduksjon
(Bachelor thesis, 2021)Hensikten med denne bacheloroppgaven har vært å kartlegge hvordan og i hvilken grad ulike bergarts- og fluidegenskaper påvirker strømning gjennom porøse medier. Ved undersøkelse av ulike kjerneprøver og reservoarfluider ... -
Studie av andel deltaferritt og austenitt som funksjon av anløpingstemperatur med in-situ HT-XRD i S165M martensittisk rustfritt stål
(Master thesis, 2015)Denne oppgaven har som formål å avgjøre om bruk av in-situ høytemperatur røntgendiffraksjon kan brukes til å analysere utviklingen av austenitt og δ-ferritt i det martensittiske rustfrie stålet S165M, omtrent 16% krom, 5 ... -
Studies of the effect of melt spinning on the electrochemical properties of the AB2 Laves phase alloys
(Peer reviewed; Journal article, 2021)A comparative study of the effect of melt spinning on the electrochemical properties of the C14 and C15 AB2 alloys has been performed. The wheel speeds of 630, 2100, and 4100 cm/s were applied during the rapid solidification ... -
Studies of Zr-based C15 type metal hydride battery anode alloys prepared by rapid solidification
(Journal article; Peer reviewed, 2019)The objective of the present work was to study an interrelation between the conditions of the rapid solidification casting and electrochemical properties of a C15 Laves-type Zr-based metal hydride battery anode alloy. A ... -
Study and investigation of oxygen related defects in Czochralski silicon ingots
(Master thesis, 2020)Etter hvert som oppmerksomheten mot klimakrisen har økt de siste arene, har også interessen for bedre ytelse til grønne energikilder økt. Et eksempel på slike energikilder er monokrystallinske silisium solceller, for hvilke ... -
Study of a Graphite Sensor for Alumina Concentration Measurements in Cryolite Melts
(Master thesis, 2018)Alumina dissolution is one of the most crucial processes taking place in the Hall-Héroult process for the production of primary aluminium. One of the key issues for advanced aluminium electrolysis is therefore to understand ... -
Study of a modified AA2618 wrought aluminum alloy to enhance thermal resistance - For automotive applications
(Master thesis, 2015)Aluminum alloys exhibit a huge potential due to their strength-to-weight ratio and therefore play a key role as regards achieving the desired mass reduction in the automotive field. Their main limit is the loss of strength ... -
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 ...