Faculty of Science and Technology
Sub-communities within this community
Recent Submissions
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Material for Zonal Isolation of Shallow Formation: State-of-the-art and Development of Alternative Material
(PhD Theses;808, Doctoral thesis, 2024)Shallow depth cementing remains a challenge in well construction due to its unique characteristic of low temperature and low formation pressure. Potential flow zones such as shallow gas and shallow water flow increase ... -
Sequential drilling decisions based on explicit joint probability distribution of spatially distributed subsurface data: Modeling and value creation propositions
(PhD thesis UiS;, Doctoral thesis, 2024)Revenue from hydrocarbon production depends on physical properties whose values change spatially and only sampled in a few locations by the time of capital commitment. Drilling new wells enables hydrocarbon production, but ... -
Evaluate to what extent the ISO 9001:2015 standard incorporates risk-based thinking
(Master thesis, 2024) -
Ekstremisme på sosiale medier - en eksplorativ studie for å belyse ekstremisters bruk av sosiale medier
(Master thesis, 2024)Ved bruk av intervju og en litteraturstudie forsøker oppgaven å besvare hvorfor ekstremister bruker sosiale medier. Det blir tatt utgangspunkt i tre forskningsspørsmål: hva ekstremisme er, hvilke sosiale medier ekstremister ... -
Generalizing the Black and Scholes Equation Assuming Differentiable Noise
(Peer reviewed; Journal article, 2024-10)This article develops probability equations for an asset value through time, assuming continuous correlated differentiable Gaussian distributed noise. Ito’s (1944) stochastic integral and a generalized Novikov’s (1919) ... -
Estimating sensitivity with the Bruceton method: Setting the record straight
(Peer reviewed; Journal article, 2024-07)Accurate estimates of sensitivities of energetic materials are crucial for ensuring safe production, transport, usage and destruction of explosives. When estimating sensitivities, researchers most commonly follow the NATO ... -
Optimization of Offshore Saline Aquifer CO2 Storage in Smeaheia Using Surrogate Reservoir Models
(Peer reviewed; Journal article, 2024-10)Machine learning-based Surrogate Reservoir Models (SRMs) can replace/augment multi-physics numerical simulations by replicating the reservoir simulation results with reduced computational effort while maintaining accuracy ... -
Exploring Security Resilience in a High-Risk Environment
(Master thesis, 2024)Equinor has been involved in the planning of a gas extraction project in Tanzania for more than a decade and is currently in negotiations with the Tanzanian government concerning a potential LNG project to the south of the ... -
Synthesis of Quinone Metabolites by Electrochemical and Chemical Oxidation
(PhD thesis UiS;, Doctoral thesis, 2024)Electrochemical oxidation of polycyclic aromatic phenols (PAPs) has been developed in a microfluidic flow cell to synthesize polycyclic aromatic quinones. This method applies methanol as a nucleophile source while OH directs ... -
Designing and Utilizing Machine Learning in Investment Strategies
(Master thesis, 2024)This thesis presents a comprehensive exploration of a machine learning (ML)-based trading strategy using the XGBoost regressor to predict daily stock price percent changes to be utilized in an investment strategy. The ... -
Design, Numerical Modelling, and Dynamic Analysis of Combined Wind and Wave Energy Systems for Intermediate Water Depths
(PhD thesis UiS;, Doctoral thesis, 2024)A promising strategy to fully harness the potential of offshore wind and wave energy lies in their combined exploitation. While the Development of integrated wind and wave energy systems is still in the early stages, recent ... -
Improving history matching performance in a 3D field-scale case study by combining tracer and production data
(Peer reviewed; Journal article, 2023)Reservoir models are often subject to uncertainties, which, if not properly taken into account, may introduce biases to the subsequent reservoir management process. To improve reliability and reduce uncertainties, it is ... -
The risk-free rate What risk is it, and is it really risk-free?
(Master thesis, 2024)This thesis investigates the concept of the risk-free rate, a fundamental pillar in modern finance, and evaluates the potential risks associated with U.S. sovereign default. The study begins by exploring historical financial ... -
Georeferencing for Societal Safety
(Master thesis, 2024)This thesis describes a project which aims to develop a geoparser for Norwegian language text. A geoparser is a tool that reads a piece of text, extracts any potential location mentions, and then resolves these location ... -
Energisikkerhet - Overgangen til Fornybare Energiressurser, Desentralisert Energiproduksjon og Mikronett
(Master thesis, 2024)Denne oppgaven undersøker hvordan desentralisert energiproduksjon, særlig gjennom bruk av solceller og mikronett, kan styrke samfunnssikkerheten. Med en stadig økende avhengighet av energi og digitalisering, er det kritisk ... -
Crisis Communication and The Role of Social Media: The 2023 Rhodes Wildfire
(Master thesis, 2024)Background: The Mediterranean area is experiencing an increase in wildfire risk due to the effects of climate change. The case of the 2023 Rhodes Wildfire illustrated crisis communication in the digital age, social media ... -
EFFECTS OF NISIN,CHITOSAN AND MODIFIED ATMOSPHERE PACKAGING (MAP) IN HURDLE TECHNOLOGY FOR PRESERVATION OF COLD-SMOKED SALMON
(Master thesis, 2024)Cold-smoked salmon(CSS) is a popular delicacy worldwide due to its unique taste and texture. However, the presence of pathogenic bacteria such as Listeria monocytogenes creates a substantial health and food safety risk in ... -
Sparse Identification of Nonlinear Dynamics-Application to COVID-19 Data
(Master thesis, 2024)This thesis uses the SINDy algorithm to discover dynamical systems models that describe the COVID-19 Data. The SINDy algorithm is a new machine learning algorithm that can help with predicting future data and produce ... -
Operational Risk Assessment: A Multi- Objective, Adaptive Framework Enhanced by Advanced Data Analytics
(PhD thesis UiS;, Doctoral thesis, 2024)In an era characterized by geopolitical upheaval, economic instability, and escalating ecological threats, operational risks have become increasingly interconnected and dynamic, necessitating a multi-objective and adaptive ...