Blar i Department of Physics and Technology på emneord "752199"
Viser treff 41-60 av 211
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Detection of CO2 in N2 and H2O using photoacoustics
(Master thesis, 2013-06-03)Photoacoustic spectroscopy is a technique where absorbed modulated light is released as heat, causing thermal expansion which can be detected using an acoustic transducer. It can be used to determine the absorption spectra ... -
Determination of the minimum ignition energy (MIE) of premixed propane/air
(Master thesis, 2009-06-12)This Master thesis describes an experimental study aimed at determining the minimum ignition energy (MIE) of premixed propane/air mixtures. Two fundamentally different circuits have been employed for creating the sparks ... -
Developing better models for laminar and turbulent burning velocities for H2, H2-CH4 and H2-NH3 mixed with air at different Equivalence Ratios.
(Master thesis, 2023-08-31)The study of laminar and turbulent burning velocities is critical for understanding combustion behavior and developing efficient and safe combustion systems. This thesis provides an in-depth investigation of the factors ... -
Developing calibrated ultrasound equipment for sonoporation research
(Master thesis, 2015-03-29)Sonoporation is the transient formation of pores in cells, due to the application of ultrasound or ultrasound in combination with microbubbles. This increases drug uptake. Nevertheless, the ideal parameters for sonoporation ... -
Development of a Monte Carlo Based Treatment Planning Verification Tool for Particle Therapy
(Master thesis, 2016-06-01)Radiation therapy is an important component of cancer treatment. The favorable characteristics of proton radiation open the possibility of conforming the treatment dose to the target volumes and sparing of the surrounding ... -
Development of a Transmitter for High Temperature Ultrasound Imaging
(Master thesis, 2016-06-01)This thesis presents the development and testing of a new transmitter in an ultrasound imaging tool used for imaging the inside of oil wells in temperatures of up to 180 degrees Celsius. The imaging tool can have up to 288 ... -
Development of Electronic Ground System Equipment for the ASIM Project
(Master thesis, 2013-06-03)ASIM (Atmosphere Space Interaction Monitor) is an instrument designed to monitor X-ray and gamma-ray bursts of terrestrial origin. ASIM is divided into two parts; Modular X-ray and Gamma-ray Sensor detect photons in the ... -
Development of Monte-Carlo Simulation Model of the UiB Gamma-ray tomography system using MCNP
(Master thesis, 2019-10-30) -
Dynamics in the H2+ molecule, using a one dimensional model
(Master thesis, 2009-06-02)A 1D model of the hydrogen molecular ion in the Born-Oppenheimer (BO) approximation. The making and testing of the model is described, as well as some underlying theory. The model also calculates non-BO effects. -
The effect of calcite minerale on hydrate stability and CO2 adsorption
(Master thesis, 2011-06-01)The background for conducting this study are the huge unused possibilities for storage of large quantities of the greenhouse gas carbon dioxide in old or depleted oil reservoirs or deep brackish aquifers. The method of ... -
The effect of fluid viscosity and geometry on hydrocyclone performance
(Master thesis, 2015-02-02)Hydrocyclones have been widely used throughout industries for separating sand particles of various sizes and shape from fluids. Producing petroleum resources includes amounts of water, which contain different amounts of ... -
The Effect of Fluid Viscosity on Hydrocyclone Performance: Design and Commissioning of an Experimental Rig and Results
(Master thesis, 2011-06-30)Hydrocyclones are used in the process industry for a variety of applications. The product streams from the wells in the oil and gas industry include produced sand, which have to be removed as it interferes with control and ... -
Effect of Free Water Elimination on Diffusion Indices in Healthy Volunteers and Patients with Multiple Sclerosis
(Master thesis, 2018-11-08)Diffusion tensor imaging (DTI) is a technique in magnetic resonance imaging (MRI) that can be used to image the brain microstructure beyond the resolution that is achievable using conventional imaging. By utilizing DTI, it ... -
Effect of ultraviolet radiation on phytoplankton photosynthesis measured using fiber-optical oxygen sensors.
(Master thesis, 2009-12-08)Since the discovery of the Antarctic ozone hole' many studies have been conducted to determine the effect of UV radiation on photosynthetic rate of phytoplankton. It is accepted now that increased levels of UV radiation ... -
Effect of Water Mist Suppression System in Engine Room: Case Study of Fire in The Cruise Liner MS Nordlys
(Master thesis, 2014-06-02)In the 1980s ozone layer depleting was a major concern for the environmentalists. Halon was used as a fire extinguishing agent until it was banned in the early 1990's. The industry was therefore forced to find other solutions ... -
Ein numerisk studie av ammoniakkspreiing i eit urbant område ved bruk av simuleringsverktøyet FLACS
(Master thesis, 2018-06-20)Ammoniakk er eit giftig stoff som kan føre til skade på menneske og dyr som vert utsett for det. Då store mengder ammoniakk vert frakta og lagra i urbane områder som væske under trykk, vil det ugjere ei stor fare for ... -
Electric spark energy required for igniting transient clouds of lycopodium dust in air using inherent dust cloud triggering of spark discharge. Influences of selected experimental parameters.
(Master thesis, 2016-12-01)The catastrophic outcome of accidental explosions to humans and property has caused an increased need for new knowledge in order to prevent and mitigate the effects of such events. Amongst other substances, a wide range ... -
Energetic particle precipitation and polar surface air temperature variability
(Master thesis, 2017-06-16)Energetic Particle Precipitation (EPP) is known to have an impact on the chemical and thermal properties of the middle and upper atmosphere. Recent studies have also found ground level temperature anomalies in the polar ... -
Energy, Entropy and Sustainable Development with Focus on Nuclear Fusion
(Master thesis, 2017-06-13)The results of this thesis are twofold. First, based on the fundamental work of Ervin Schrödinger on sustainable development and its relation to entropy, we develop a program for discussing both the kinetic and configurational ... -
Enhancing detectablility of tau-sneutrino signatures using machine learning
(Master thesis, 2018-06-27)In this thesis, the collider signatures of the scenario with a tau-sneutrino next-to-lightest supersymmetric particle (NLSP) at LHC are studied using machine learning. The parameter region of the non-universal Higgs masses ...