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Electric water heaters as flexible energy resources in the power grid
(Master thesis, 2023)Usammenhengende kraftproduksjon fra vind- og solenergi kan være utfordrende for strømnettet. Forbrukerfleksibilitet fra aggregerte elektriske varmtvannsberedere er en lovende løsning for å håndtere denne utfordringen, ... -
Electric-field-induced annihilation of localized gap defect states in amorphous phase-change memory materials
(Peer reviewed; Journal article, 2022)Structural relaxation of amorphous phase-change-memory materials has been attributed to defect-state annihilation from the band gap, leading to a time-dependent drift in the electrical resistance, which hinders the development ... -
Electric-field-induced structuring and rheological properties of kaolinite and halloysite
(Journal article, 2013)Electric-field-induced structuring of kaolinite and halloysite particles was studied in respect to their electrorheological (ER) response in silicone oil and in paraffin dispersions. The structural and morphological ... -
Electric-Hydraulic Interaction - Impact of Hydraulic Properties on Stability in Isolated Operation
(Master thesis, 2016)The models for hydraulic systems found in standard Power System Analysis tools are often based on simplified mathematical models. These simplifications may lead to inaccurate representations of the dynamic behaviour of ... -
Electric-stress-induced Slip Lines in Jammed Particle Monolayers
(Journal article; Peer reviewed, 2016)Drops fully covered by particles, so called Pickering emulsion drops, are used to stabilize emulsions and are ideal templates for producing particles and advanced capsules. Recent studies show how electrohydrodynamic ... -
Electrical and structural properties of multicrystalline silicon grown from reusable silicon nitride crucibles
(Master thesis, 2016)The solar cell industry has grown considerably and experiences renewed public interest due to technological advances and awareness of human impact on the environment. However, the industry faces several challenges that ... -
Electrical and Thermal Ageing of Extruded Low Density Polyethylene Insulation Under HVDC Conditions
(Dr. ingeniøravhandling, 0809-103X; 2000:125, Doctoral thesis, 2000)After extensive research during the last decades extruded polymeric insulation is now becoming an alternative to the traditional oil-paper systems for high voltage DC (HVDC) cables. Durability is of great importance for ... -
Electrical and thermal stability of Al-Cu welds: Performance benchmarking of the hybrid metal extrusion and bonding process
(Peer reviewed; Journal article, 2022)Advances in joining processes for aluminum and copper are sought after to facilitate the greater adoption of aluminum in electrical applications. Aluminum's chemical affinity to copper causes the joining and lifetime of ... -
Electrical Bioimpedance Based Heart Monitoring System
(Master thesis, 2016)There is a great need for monitoring devices in the intensive care unit during, and after, cardiac surgery to be able to detect anomalies at an early stage. The techniques used today are good, but limited in di erent ways. ... -
Electrical casing - Experimental investigation of electric field on casing to improve cement-casing bonding
(Master thesis, 2018)Cementing is an essential part of every drilling operation. Protection of the wellbore from formation fluid invasion is one of the primary tasks of a cement job. Failure in this task results in catastrophic events, such ... -
Electrical Characterization of Amorphous Silicon Nitride Passivation Layers for Crystalline Silicon Solar Cells
(Master thesis, 2011)High quality surface passivation is important for the reduction of recombination losses in solar cells. In this work, the passivation properties of amorphous hydrogenated silicon nitride for crystalline silicon solar cells ... -
Electrical characterization of individual metal-coated polymer spheres used in isotropic conductive adhesives
(Journal article; Peer reviewed, 2016)Isotropic conductive adhesives (ICAs) filled with metal-coated polymer spheres (MPS) have been proposed to improve the mechanical reliability compared to conventional ICAs filled with silver flakes. The electrical properties ... -
Electrical Characterization of Si and SiGe Semiconductor-core Optical Fibers.
(Master thesis, 2019)The optoelectronic properties of semiconductors in a fiber waveguide form make semiconductor core fibers a promising platform for many applications including infrared transmission, fiber detectors and nonlinear optics. In ... -
Electrical Characterization of Silicon Cores from Glass-Cladded Fibres
(Master thesis, 2014)Semiconductor core fibres represent an emerging technology with potential applications in many areas, including photovoltaics and optical transmission. Recent advances in fibre manufacturing techniques has allowed long, ... -
Electrical conductivity and ferroelastic properties of Ti-substituted solid solutions (1-x) BiFeO3 – x Bi0.5K0.5TiO3
(Journal article; Peer reviewed, 2016)The high crystallographic strain and polarization of BiFeO3 are attractive, but utilization of bulk BiFeO3 has been hindered by large leakage current and high coercive field. Here, we report on the electrical conductivity ... -
Electrical conductivity and thermopower of (1-x) BiFeO3 - xBi(0.5)K(0.5)TiO(3) (x=0.1, 0.2) ceramics near the ferroelectric to paraelectric phase transition
(Journal article; Peer reviewed, 2015)Ferroelectric BiFeO3 has attractive properties such as high strain and polarization, but a wide range of applications of bulk BiFeO3 are hindered due to high leakage currents and a high coercive electric field. Here, we ... -
Electrical consumption dilemma - All we need is a new metering system?
(Master thesis, 2016-09-29)Electricity consumption are increasing, as our society keeps on growing. Due to climate changes and human impacts, it is clearly that we need to slow down this trend. One of the most important activity that each consumer ... -
Electrical Excitation of Water Drops in Oil
(Master thesis, 2015)Water drops in oil are excited by the use of electric fields. This thesis looks at the behavior of water drops subjected to different fields. These fields vary in shape and strength. The motivation behind is separation of ... -
Electrical Fatigue Behavior of Ba0. 85Ca0. 15Zr0. 1Ti0. 9O3 Ceramics Under Different Oxygen Concentrations
(Peer reviewed; Journal article, 2020)Fatigue degradation is a significant problem in piezo/ferroelectric materials and their commercial applications. The major causes of electrical fatigue degradation are a domain pinning effect and physical damage such as ... -
Electrical fatigue behavior of Ba0.85Ca0.15Zr0.1Ti0.9O3 ceramics under different oxygen concentrations
(Peer reviewed; Journal article, 2021)Fatigue degradation is a significant problem in piezo/ferroelectric materials and their commercial applications. The major causes of electrical fatigue degradation are a domain pinning effect and physical damage such as ...