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Current source Inverter for fuel cell Application
(Master thesis; Mastergradsoppgave, 2023-08-14)In recent years, the scientific renaissance has turned towards alternative energy. Scientific research and dissertations of all degrees, doctoral, Master, and even bachelor's degrees include. Green energy and alternative solution to protect the environment from increasing pollution. Different inverters have been used to increase the potential for power resulting from devices that do not have the ... -
Investigation of ballast water conditions using remote sensing. Suspended Particulate Matter Characterization in Emden Sea Port
(Master thesis; Mastergradsoppgave, 2023-05-22)This thesis investigates the use of remote sensing techniques to study the conditions of ballast water in the northwestern port of Emden, Germany. Sentinel-2 data of the seaport has been collected and used in order to retrieve the suspended particulate matter (SPM), evaluating its distribution and checking for any time or spatial periodicity over the past 5 years. The aim of the study is to provide ... -
Optimization of industrial power grid of Narvik
(Master thesis; Mastergradsoppgave, 2023-05-22)The objective of this study is to review a comprehensive plan for optimization framework for the industrial power grid. Few factors considered such as power generation, transmission, distribution, energy storage solutions, cost development. The aim targets an overview of planning and optimization for a hydrogen production plant in Narvik region. It will improve the overall efficiency, stability, ... -
Energy Conversion and Control of Hydrogen Fuel Cell Based Electric Transport
(Master thesis; Mastergradsoppgave, 2023-05-22)The research investigates the effective utilization of hydrogen fuel cells in electric transport applications, addressing the challenges associated with power generation, energy storage, and control. By implementing the MPPT Perturb and Observe (P&O) technique, the thesis aims to optimize the power output of the fuel cell system, ensuring maximum efficiency and performance. To enhance the overall ... -
A Study of Dynamic Wind Effects on High-Rise Building with Tube-in Tube System in Norway
(Master thesis; Mastergradsoppgave, 2023-05-15)According to a new high-rise strategy, Norway is expected to have more tall buildings. However, due to a lack of knowledge and experience in high-rise technology, the country has not built many such structures yet. To address this issue, a study was conducted to analyze the response of a high-rise building to dynamic wind load, considering the low seismic activity in the region. The study is divided ... -
Effect of a one-year personalized intensive dietary intervention on body composition in colorectal cancer patients: Results from a randomized controlled trial
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-07-11)Background & aims Changes in body composition may affect colorectal cancer (CRC) patient's risk of cancer recurrence, secondary cancer, and other chronic diseases. The suggested interventions for changes in body composition such as low muscle mass or high fat mass, are diet and physical activity. Nevertheless, there is limited evidence of how dietary intervention alone can impact body composition. ... -
Solar angle optimizer
(Master thesis; Mastergradsoppgave, 2023-05-22)The demand for renewable energy sources has increased significantly in recent years due to the growing concerns about climate change and environmental sustainability. Solar energy has emerged as one of the most promising and widely used renewable energy sources. However, the efficiency and output of solar energy systems depend on various factors, including the position of the sun, the angle ... -
Er det forskjell i motoriske kvaliteter hos barn med ADHD og andre barn med oppmerksomhetsvansker, undersøkt med motoriske tester?
(Master thesis; Mastergradsoppgave, 2023-05-06)Sammendrag Bakgrunn: 80 % av barn med ADHD har muligens motoriske vansker som påvirker hverdagen. Forskning viser motoriske vansker som kanskje ikke avdekkes av vanlige motoriske tester og barna er tilsynelatende er motorisk flinke. FORSKNINGSSPØRMÅL: Er det forskjell i motoriske kvaliteter hos barn med ADHD og andre barn med oppmerksomhetsvansker, undersøkt med motoriske tester? Metode: Studien ... -
Arbeidsgivers adgang til å kreve testing og vaksinering
(Master thesis; Mastergradsoppgave, 2023-05-03)Avhandlingen handler opp arbeidsgivers adgang til å kreve testing og vaksinering av ansatte og arbeidssøkere. -
Skyldkravet ved administrative foretakssanksjoner i oppdrettsnæringen
(Master thesis; Mastergradsoppgave, 2023-05-03)I avhandlingen gjøres det en vurdering av om det gjelder et skyldkrav ved ileggelse av overtredelsesgebyr etter akvakulturloven § 30. Problemstillingen er aktuell grunnet det sprikende rettskildematerialet på området. Ordlyden i akvakulturloven § 30 tilsier at det er et objektivt sanksjonsansvar, mens forvaltningslovens bestemmelser tilsier at det skal være et skyldkrav i form av uaktsomhet. ... -
Telefonkontroll i fengsel – i strid med retten til privatliv? Er straffegjennomføringslovens § 32 annet ledd annet punkt, om telefonkontroll, i strid med retten til privatliv etter EMK artikkel 8 og Grl. § 102?
(Master thesis; Mastergradsoppgave, 2023-05-03)Hovedproblemstillingen i denne avhandling er om strgjfl. § 32 annet ledd annet punktum, om telefonkontroll av innsatte i fengsel med høy sikkerhet, er i strid med retten til privatliv etter EMK artikkel 8 og Grl. § 102. Etter strgjfl. § 32 annet ledd annet punktum skal alle telefonsamtaler fra innsatte i fengsel med høyt sikkerhetsnivå som hovedregel kontrolleres. Blir retten til privatliv overholdt ... -
Erstatningsvilkårene for brudd på reglene om offentlige anskaffelser – en komparativ analyse av norsk og dansk rett
(Master thesis; Mastergradsoppgave, 2023-05-03)Avhandlingen søker å sammenligne erstatningsvilkårene for brudd på reglene på offentlige anskaffelser. Oppgaven søker å vurdere forskjeller og likheter i rettstilstanden med bakgrunn i EU/EØS-retten. Den vurderer også om terkelsen er for høy for å få tilkjent erstatning i Norge innenfor anskaffelsesretten. -
Reindeer diseases associated with supplementary feeding in Norway and Sweden - A questionnaire-based survey
(Master thesis; Mastergradsoppgave, 2021-11-15)Climatic and anthropogenic factors are increasingly affecting reindeer husbandry in Norway and Sweden. The potential health risks associated with a warming climate, and the necessity to avoid starvation by providing supplementary feed to semi-domesticated reindeer, need to be explored and identified. A questionnaire-based survey among reindeer herders was conducted, containing questions about the ... -
Thermal properties of arctic fox fur and the effect of fur lice infestation.
(Master thesis; Mastergradsoppgave, 2023-11-15)In 2019, a new species of sucking louse was observed in arctic foxes (Vulpes lagopus) on Svalbard and Northern Canada. Abnormal patterns of fur loss, inconsistent with normal moult, were observed across the neck, shoulders and back, raising concerns as to how the animals would cope with damaged fur during the cold Arctic winter. This study investigates the impact of these lice on Svalbard arctic ... -
Mental health disorders, functioning and health-related quality of life among extensively hospitalized patients due to severe self-harm – results from the Extreme Challenges project
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-10-18)Background: Severe self-harm leading to extensive hospitalization generates extreme challenges for patients, families, and health services. Controversies regarding diagnoses and health care often follow. Most evidence-based treatments targeting self-harm are designed for borderline personality disorder (BPD). However, current knowledge about mental health status among individuals with severe self-harm ... -
Towards high-throughput screening (HTS) of polyhydroxyalkanoate (PHA) production via Fourier transform infrared (FTIR) spectroscopy of Halomonas sp. R5-57 and Pseudomonas sp. MR4-99
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-03-08) -
Re-irradiation in clinical practice: Results of an international patterns of care survey within the framework of the ESTRO-EORTC E2-RADIatE platform
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-10-06)Background: Re-irradiation is an increasingly utilized treatment for recurrent, metastatic or new malignancies after previous radiotherapy. It is unclear how re-irradiation is applied in clinical practice. We aimed to investigate the patterns of care of re-irradiation internationally.<p> <p>Material/Methods: A cross-sectional survey conducted between March and September 2022. The survey was structured ... -
Investigation of wireless electrification for a reconfigurable manufacturing cell
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-02-24)Reconfigurable manufacturing systems (RMS) with a rearrangeable structure can quickly adjust their productivity to meet the dynamic market changes and the demand for high-variety products. Industry 4.0 technologies have enhanced the RMS flexibility and made the automation of the reconfiguration of the manufacturing system possible. As an Industry 4.0 technology, wireless power transfer (WPT) can ... -
Nordic survey showed wide variation in discharge practices for very preterm infants
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-08-04)Aim: We aimed to describe clinical practices and criteria for discharge of very preterm infants in Nordic neonatal units.<p> <p>Methods: Medical directors of all 89 level-2 and level-3 units in Denmark, Finland, Iceland, Norway and Sweden were invited by e-mail to complete a web-based multiple-choice survey with the option to make additional free-text comments. <p>Results: We received responses ... -
Whole-body MRI in children and adolescents: Can T2-weighted Dixon fat-only images replace standard T1-weighted images in the assessment of bone marrow?
(Journal article; Tidsskriftartikkel; Peer reviewed, 2023-07-08)Objective: When performing whole-body MRI for bone marrow assessment in children, optimizing scan time is crucial. The aim was to compare T2 Dixon fat-only and TSE T1-weighted sequences in the assessment of bone marrow high signal areas seen on T2 Dixon water-only in healthy children and adolescents. <p><p>Materials and methods: Whole-body MRIs from 196 healthy children and adolescents aged 6 to 19 ...