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Electrolysis of indium oxide in LiCl-KCl based molten salts with a liquid cathode
(Peer reviewed; Journal article, 2020)In this work, the feasibility of extracting of metallic indium from In2O3and ITO through the direct electrochemical reduction at 450°C in molten salt LiCl-KCl was studied. Cyclic voltammetry was carried out to study the ... -
Electrolyte Melt Compositions for Low Temperature Molten Carbonate Thermocell
(Journal article; Peer reviewed, 2018)Industrial processes for the production of metals and alloys by metallurgical and electrochemical methods generate a great deal of waste heat due to irreversible losses. This waste heat may be used as a power source to ... -
Electrolytic Removal of Chloride from Acidic Nitrate Solutions
(Master thesis, 2014)Chloride containing ores are among other things often used as the raw material in metal electrowinning from aqueous solutions. The dissolution of this ore may cause problems as chlorine gas will be evolved either as a side ... -
Electromagnetic Casting of Aluminium: Analyzing the Effect of EM Fields on Al and Al-Si Alloy Compared to Commercial Grain Refiners
(Bachelor thesis, 2022)Dette prosjektet hadde som formål å sammenligne den mulige kornfinings effekten fra et indusert elektromagnetisk felt med kommersielle kornfinere på en kommersiellt ren aluminium (99.7%) og en aluminium-silisium legering ... -
Electromagnetically Enhanced Priming of Ceramic Foam Filters
(Doctoral thesis at NTNU;2016:250, Doctoral thesis, 2016)Impurities in aluminium can cause detrimental physical and chemical inhomogeneity in the final products, as well as potentially catastrophic failures. Hence, one of the key aspects during production of aluminium and its ... -
Electromechanics of Domain Walls in Uniaxial Ferroelectrics
(Peer reviewed; Journal article, 2023)Piezoresponse force microscopy (PFM) is used for investigation of the electromechanical behavior of the head-to-head (H-H) and tail-to-tail (T-T) domain walls on the non-polar surfaces of three uniaxial ferroelectric ... -
Electronic and structural properties of the natural dyes curcumin, bixin and indigo
(Peer reviewed; Journal article, 2021)An optical, electronic and structural characterisation of three natural dyes potentially interesting for application in organic solar cells, curcumin (C21H20O6), bixin (C25H30O4) and indigo (C16H10N2O2), was performed. ... -
Electronic bulk and domain wall properties in B-site doped hexagonal ErMnO3
(Journal article; Peer reviewed, 2018)Acceptor and donor doping is a standard for tailoring semiconductors. More recently, doping was adapted to optimize the behavior at ferroelectric domain walls. In contrast to more than a century of research on semiconductors, ... -
Electronic properties of reduced molybdenum oxides
(Journal article; Peer reviewed, 2017)The electronic properties of MoO3 and reduced molybdenum oxide phases are studied by density functional theory (DFT) alongside characterization of mixed phase MoOx films. Molybdenum oxide is utilized in compositions ranging ... -
Electronic Property Engineering in a Ferroelectric Oxide: Nanostructuring and Advanced Characterization.
(Doctoral theses at NTNU;2024:102, Doctoral thesis, 2024)The advancement of electronic nanotechnology hinges on the use of innovative materials and new conceptual approaches for devices to meet the demand of miniaturization, energy efficiency, and sustainability. Ferroelectric ... -
Electronic structure and growth of electrochemically formed iridium oxide films
(Journal article; Peer reviewed, 2017)The nature of the electronic structure of electrochemically formed iridium oxide films (EIROF) is investigated by in-situ conductivity measurements in an electrochemical cell and ex-situ current-sensing atomic force ... -
Electronic Structure and Surface Chemistry of Hexagonal Boron Nitride on HOPG and Nickel Substrates
(Peer reviewed; Journal article, 2023)The effect of point defects and interactions with the substrate are shown by density functional theory calculations to be of significant importance for the structure and functional properties of hexagonal boron nitride ... -
Electronic-beam evaporation processed titanium oxide as an electron selective contact for silicon solar cells
(Journal article; Peer reviewed, 2021)This work is dedicated to the study of electronic-beam (e-beam) evaporated titanium oxide (TiOx) contact for polycrystalline silicon hetero-junction solar cells. A TiOx material obtained by e-beam evaporation method is ... -
Electroplating of Stainless Steel in Aqueous Alkaline Solution
(Master thesis, 2017)Electroplated stainless steel alloys containing elements such as iron, chromium and nickel, are of great interest in production of electronics and nanotechnology devices. Previous methods for electroplating of these alloys ... -
Electrostatic potential mapping at ferroelectric domain walls by low-temperature photoemission electron microscopy
(Journal article; Peer reviewed, 2019)Low-temperature X-ray photoemission electron microscopy (X-PEEM) is used to measure the electric potential at domain walls in improper ferroelectric Er0.99Ca0.01MnO3. By combining X-PEEM with scanning probe microscopy and ... -
Electrowinning of Cobalt from Chloride Solutions: Anodic Deposition of Cobalt Oxide on DSA®
(Doktoravhandlinger ved NTNU, 1503-8181; 2008:101, Doctoral thesis, 2008) -
Elektrisk resistivitet i industrielle SiC-lag
(Master thesis, 2014)Det antas at 1% av strømmen som går gjennom en ovn som produserer silisiumslegeringer vil gå gjennom chargen mellom elektrodene, resten vil gå gjennom lysbuen som går fra elektroden og til metallbadet. Det er ukjent hvor ... -
Elektriske ledere av skrueekstrudert aluminium - Effekt av kjemisk sammensetning, termo-mekanisk bearbeiding og deformasjon
(Master thesis, 2016)Skrueekstrudering av aluminium er en ny og unik metode for å oppnå kontinuerlig ekstrudering av aluminium. Det er veldig aktuelt å kunne utnytte restaluminium fra produksjonsindustrien eller resirkulert skrap til noe ... -
Element distribution in the silicomanganese production process
(Journal article; Peer reviewed, 2018)A pilot scale, silicomanganese alloy production campaign was performed in a 440 kVA, single phase electric furnace in order to establish an overview of the minor- and trace element contents in process input raw materials ... -
Emergent nanoscale functionality in uniaxial ferroelectrics
(Doctoral theses at NTNU;2020:138, Doctoral thesis, 2020)This thesis has been focused on the characterization and manipulation of the electronic nanoscale properties of domains and domain walls in uniaxial ferroelectrics. Two classes of uniaxial ferroelectrics have been investigated, ...