Blar i Faculty of Science and Technology på tittel
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Adhesive forces between two cleaved calcite surfaces in NaCl solutions: The importance of ionic strength and normal loading
(Journal article; Peer reviewed, 2018-12-15)The mechanical strength of calcite bearing rocks is influenced by pore fluid chemistry due to the variation in nano-scale surface forces acting at the grain contacts or close to the fracture tips. The adhesion of two ... -
Adjoint-state method for seismic AVO inversion and time-lapse monitoring
(PhD thesis UiS;, Doctoral thesis, 2023)This dissertation presents seismic amplitude versus offset (AVO) inversion methods to estimate water saturation and effective pressure quantitatively in elastic and viscoelastic media. Quantitative knowledge of the saturation ... -
Adoption of Virtual Reality in the construction industry – A case study of COWI
(Masteroppgave/UIS-TN-ISØP/2019;, Master thesis, 2019-06-14)Projects in the construction industry are increasingly complex, involving collaboration between a wide range of stakeholders and specialized sections. Ambiguous communication between participants and misunderstandings about ... -
Adsorpsjon av per- og polyfluoroalkyler (PFAS) fra vann.
(Bachelor thesis, 2023)PFAS-forbindelser er mye brukt i brannslokkingsskum, non-stick panner, vanntette klær, og mange andre ting som brukes i det vanlige livet. PFAS er karbonkjeder minst én eller alle hydrogener er substituert med et fluoridatom. ... -
Adsorption of basic crude oil components onto carbonate chalk surfaces – effect on initial wettability.
(Masteroppgave/UIS-TN-IEP/2018;, Master thesis, 2018-06-14)The initial wetting of carbonate reservoirs is of great importance to the overall oil recovery and smart water processes. Crude oil is a complex mixture of organic components, and the polar components present in it can ... -
Adsorption of Crude Oil Components onto Carbonate and Sandstone Outcrop Rocks and Its Effect on Wettability
(Peer reviewed; Journal article, 2021-03)The processes of establishing and altering reservoir wettability are still subjects of discussion due to the complexity of the underlying crude oil–brine–rock interactions. This study was aimed at investigating the ... -
Adsorption of Polar Oil Components onto Chalk: Impact of Silica content on Initial Wetting
(Masteroppgave/UIS-TN-IEP/2018;, Master thesis, 2018-07-30)The wetting state of reservoir rocks, particularly naturally fractured chalk, is fundamental in the efficient application of advanced oil recovery methods by injection of water. In the subsurface crude oil/brine/rock system, ... -
Adsorption of quinoline onto illite at high temperature in relation to low salinity water flooding in sandstone reservoirs
(Masteroppgave/UIS-TN-IPT/2011;, Master thesis, 2011)Laboratory tests, as well as field tests, have shown that low salinity water flooding in sandstone reservoirs can improve the water wetness of the rock and thereby increase the oil recovery. Many mechanisms have been ... -
Adsorption of silica nanoparticles in chalk and sandstone and it effect of fluid/rock interactions.
(Masteroppgave/UIS-TN-IEP/2018;, Master thesis, 2018-06-15)This study addresses the adsorption of Silica nanoparticles (NPs) and its effect on fluid/rock interactions in chalk and sandstone reservoirs. The first part of this thesis addresses the kinetic adsorption behaviour of ... -
Adsorption of the phytoestrogens, genistein and daidzein, onto the iro oxide-hydroxide goethite
(Masteroppgave/UIS-TN-IMN/2012;, Master thesis, 2012)Genistein and daidzein are plant-derived compounds called phytoestrogens, and they are found in high concentrations in legumes, primarily soy. Phytoestrogens function as endocrine disrupting chemicals (EDCs) in animals ... -
Advanced Deep Learning for Whale detection in VHR Satellite Images
(Masteroppgave/UIS-TN-IDE/2020;, Master thesis, 2020)With the use of very high resolution (VHR) satellite images we can locate whales. In this thesis, I have experimented with different advanced architectures in Deep Learning to detect whales in satellite images. I have also ... -
Advanced modelling material functions of the Phan-Thein-Tanner (PTT) and Large amplitude oscillation shear (LAOS) flow modules
(Masteroppgave/UIS-TN-IEP/2020;, Master thesis, 2020-07-15)The material functions of the linear and exponential Phan-Thein-Tanner (PTT) and Large amplitude oscillation shear (LAOS) modules are analyzed. The behavior of the functions at inception and cessation are investigated using ... -
Advanced production analysis for the Ula field Triassic reservoir (well 7/12-A-3B)
(Masteroppgave/UIS-TN-IPT/2011;, Master thesis, 2012-06)In this thesis the Ula Triassic reservoir has been analyzed using a method called “advanced production analysis”. In order to get an alternative perspective of the reservoir a different analysis method has been used. ... -
Advanced vision based vehicle classification for traffic surveillance system using neural networks
(Masteroppgave/UIS-TN-IDE/2017;, Master thesis, 2017-06)This master thesis focus on traffic monitoring, which are of importance to fulfill planning and traffic management of road networks. An important requirement is data interpretation accuracy to provide adequate characteristic ... -
Advancement of P&A operations by utilizing new PWT concept from Archer
(Masteroppgave/UIS-TN-IPT/2013;, Master thesis, 2013-06-17)Many of the oil and gas fields on the Norwegian continental shelf (NCS) are approaching the end of field life. The Petroleum safety authority of Norway is putting pressure on the Exploration and Production (E&P) companies ... -
Advances in running ductile fracture assessment for the Longship full-scale CCS project
(Lecture, 2022)As an integral part of the Norwegian full-scale CCS project Longship, the Northern Lights joint venture owned by Equinor, Shell and Total, is responsible for transporting liquified CO2 by ship from the industrial capture ... -
Advances in Solar PV Systems; A Comprehensive Review of PV Performance, Influencing Factors, and Mitigation Techniques
(Peer reviewed; Journal article, 2022)PV power plants utilizing solar energy to generate electricity on a large scale has become a trend and a new option that has been adopted by many countries; however, in actuality, it is difficult to anticipate how much ... -
Advances in the Study of Gas Hydrates by Dielectric Spectroscopy
(Peer reviewed; Journal article, 2021)The influence of kinetic hydrate inhibitors on the process of natural gas hydrate nucleation was studied using the method of dielectric spectroscopy. The processes of gas hydrate formation and decomposition were monitored ... -
Advancing Deep Learning to Improve Upstream Petroleum Monitoring
(Peer reviewed; Journal article, 2019)Data analytics is rapidly growing field in both academia and industry dealing with processing and interpreting large and complex data sets. It has got already many successful applications via advancing machine (ML) and ... -
Advantages and Current Limitation of One-Part Geopolymers Developed for O&G Industry: Apple-to-Apple Comparison
(Bachelor thesis, 2023)The development of geopolymers for use in the oil and gas industry has gained significant recognition in recent years due to the pressing need for sustainable and environmentally friendly alternatives in the sector. The ...