Browsing Institutt for materialteknologi by Title
Now showing items 1413-1432 of 2579
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A machine learning enabled ultra-fine grain design strategy of Mg–Mn-based alloys
(Peer reviewed; Journal article, 2023)Grain size is the critical characteristic of ultra-fine grain Magnesium (Mg), which is a concrete representation of the whole heat deformation procedure. In this paper, a design strategy was proposed to quantitatively ... -
Machine Learning for Predicting Polarization Curves and Their Features
(Master thesis, 2023)Vanligvis er viktige elektrokjemiske parametere hentet fra empiriske data. Dette skyldes i stor grad at analytiske modeller, som ulike former av Butler-Volmer-ligningen, ofte kommer til kort i nøyaktig å fange de viktige ... -
Magnesiothermic Reduction of Natural Quartz
(Journal article; Peer reviewed, 2022)In the current work, the metallothermic reduction of natural quartz by magnesium has been studied at 1373 K under different reaction conditions, i.e. quartz type, quartz particle size, Mg:SiO2 mole ratio and reaction time. ... -
Magnesiothermic Reduction of Silica: A Machine Learning Study
(Peer reviewed; Journal article, 2023)Fundamental studies have been carried out experimentally and theoretically on the magnesiothermic reduction of silica with different Mg/SiO2 molar ratios (1–4) in the temperature range of 1073 to 1373 K with different ... -
Magnetic and geometric control of spin textures in the itinerant kagome magnet Fe3 Sn2
(Peer reviewed; Journal article, 2021)Magnetic materials with competing magnetocrystalline anisotropy and dipolar energies can develop a wide range of domain patterns, including classical stripe domains, domain branching, and topologically trivial and nontrivial ... -
Magnetic and Stimuli-Responsive Nanoparticles for Environmental and Biomedical Applications
(Doctoral theses at NTNU;2021:362, Doctoral thesis, 2021)For the past few decades, nanomaterials have been an integral part of research involving applications in various industries, ranging from pharmaceuticals, electronics, energy, chemical, food, aviation, etc, owing to their ... -
Magnetic contributions in multiferroic gadolinium modified bismuth ferrite ceramics
(Peer reviewed; Journal article, 2020)Bi0.88Gd0.12FeO3 multiferroics are of interest for next-generation electronics and are shown with a remnant magnetization 0.2 emu·g−1, coercive field 8 kOe, Curie temperature 370 °C and magnetization of 0.7 emu·g−1 at ... -
Magnetic domain configuration of (111)-oriented LaFeO3 epitaxial thin films
(Journal article; Peer reviewed, 2017)In antiferromagnetic spintronics control of the domains and corresponding spin axis orientation is crucial for devices. Here we investigate the antiferromagnetic axis in (111)-oriented LaFeO3/SrTiO3, which is coupled to ... -
Magnetic Nanoparticles to Unique DNA Tracers: Effect of Functionalization on Physico‑chemical Properties.
(Peer reviewed; Journal article, 2021)To monitor and manage hydrological systems such as brooks, streams, rivers, the use of tracers is a well-established process. Limited number of potential tracers such as salts, isotopes and dyes, make study of hydrological ... -
Magnetoelastic properties of multiferroic hexagonal ErMnO<inf>3</inf>
(Journal article; Peer reviewed, 2022) -
Magnetoelectric force microscopy on antiferromagnetic 180 degree domains in Cr2O3
(Journal article; Peer reviewed, 2017)Magnetoelectric force microscopy (MeFM) is characterized as methodical tool for the investigation of antiferromagnetic domain states, in particular of the 180 ∘ variety. As reference compound for this investigation we use ... -
Magnetoelectric inversion of domain patterns
(Journal article; Peer reviewed, 2018)The inversion of inhomogeneous physical states has great technological importance; for example, active noise reduction relies on the emission of an inverted sound wave that interferes destructively with the noise of the ... -
Magnetron Sputtering High-Entropy Alloy Coatings: A Mini-Review
(Peer reviewed; Journal article, 2022)Surface coatings can enhance the substrate material’s properties and increase its lifetime. HEA-based materials have been extensively investigated as coating materials due to their superior hardness, excellent oxidation ... -
Major depressive disorder seven years after the conflict in northern Uganda: burden, risk factors and impact on outcomes (The Wayo-Nero Study)
(Journal article; Peer reviewed, 2015)Background Major depressive disorder (MDD) is a major public health burden in conflict areas. However, it is not known for how long and by how much the observed high rates of MDD seen in conflict settings persist into the ... -
Manganese and Aluminium Recovery from Ferromanganese Slag and Al White Dross by a High Temperature Smelting-Reduction Process
(Peer reviewed; Journal article, 2022)The recovery of Mn and Al from two industrial waste of ferromanganese and aluminum production processes was investigated via implementing a high temperature smelting—aluminothermic reduction process. The experiments were ... -
Manganese Oxide in Zinc Electrowinning: Deposition and removal at platinum, gold and IrO2-Ta2O5/Ti anodes in sulphuric acid
(Doctoral theses at NTNU;2021:242, Doctoral thesis, 2021)An environmentally friendly and energy efficient replacement for lead anodes in zinc electrowinning is highly desired. Oxygen evolution reaction (OER) is the desired anode reaction in acidic sulphate electrolytes. However, ... -
Manufacturing of perovskite oxygen carriers by spray granulation for chemical looping combustion
(Journal article; Peer reviewed, 2017)Chemical looping combustion is a technology under development that allows power production with inherent separation of CO2 during fuel combustion. Its principle relies on oxygen carrier materials transporting oxygen from ... -
Mass and Energy Balanced Life Cycle Assessment of Metallurgical Grade Silicon Production
(Master thesis, 2022)På grunn av forsyningsrisiko og en uerstattelig anvendelse innenfor et bredt spekter av lavkarbonteknologier, er silisium ansett som et kritisk råmateriale. Metallet fremstilles ved reduksjon av SiO2 i kvarts, ved bruk av ... -
Mass and Energy Balances of the Silicon Process: - Improved Emission Standards
(Doktoravhandlinger ved NTNU, 1503-8181; 2012:162, Doctoral thesis, 2012) -
Mass Transfer Coefficients and Bubble Sizes in Oxidative Ladle Refining of Silicon
(Master thesis, 2016)The mass transfer of [Al] and [Ca] between three synthetic SiO_{2}-CaO-Al_{2}O_{3} slags, and 8N silicon, has been investigated to find the overall mass transfer coefficient k_{i,t} for the individual species. Samples were ...