Fakultet for teknologi, naturvitenskap og maritime fag: Nye registreringer
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Improved Crystallinity of Annealed 0002 AlN Films on Sapphire Substrate
(Peer reviewed; Journal article, 2023)AlN is a piezoelectric material used in telecommunication applications due to its high surface acoustic wave (SAW) velocity, stability, and mechanical strength. Its performance is linked to film quality, and one method to ... -
Power Sharing in Three-Level NPC Inverter Based Three-Phase Four-Wire Islanding Microgrids With Unbalanced Loads
(Peer reviewed; Journal article, 2023)The droop-based control schemes are widely used for power-sharing and control of the isolated microgrids. The conventional droop control scheme with inner current and voltage controllers can work effectively under ideal ... -
Sliding Mode Controller Applied to Autonomous UAV Operation in Marine Small Cargo Transport
(Peer reviewed; Journal article, 2023)Unmanned aerial vehicles (UAVs) have been used in different applications due to their flexibility in maneuvering and performing missions. However, they can face external disturbances, such as wind, which can cause physical ... -
A Novel Framework To Evaluate and Train Object Detection Models for Real-Time Victims Search and Rescue at Sea With Autonomous Unmanned Aerial Systems Using High-Fidelity Dynamic Marine Simulation Environment
(Chapter, 2023)This work presents a novel framework providing the ability to control an Unmanned Aerial System (UAS) while detecting objects in real-time with visible detections, containing class names, bounding boxes, and confidence ... -
Measurement disturbance and conservation laws in quantum mechanics
(Peer reviewed; Journal article, 2023)Measurement error and disturbance, in the presence of conservation laws, are analysed in general operational terms. We provide novel quantitative bounds demonstrating necessary conditions under which accurate or non-disturbing ... -
The Post-Pandemic Era of Digital Teaching: A Qualitative Study of Teachers' Perspectives
(Peer reviewed; Journal article, 2023)As time passes, our society has embraced living with the highly infec- tious Covid-19 virus. As of March 2022, most restrictions have been lifted in Norway, and life is slowly returning to normal. Students are returning ... -
Demonstration of CO2 Capture Process Monitoring and Solvent Degradation Detection by Chemometrics at the Technology Centre Mongstad CO2 Capture Plant
(Peer reviewed; Journal article, 2023)Solvent management is one of the important current challenges in post combustion carbon capture (PCC) technology development. Using large-scale 1960 h test campaign data (Technology Centre Mongstad, Norway, 2015 MEA Test), ... -
Release of liquid CO2 from the bottom of a duct
(Peer reviewed; Journal article, 2023)This paper presents experimental results of the rapid phase transition of liquid CO2 released from the bottom of a small rectangular duct (BR). The aim is to consider the factors influencing the phase transitions and the ... -
Sustainability analysis and simulation of a Polymer Electrolyte Membrane (PEM) electrolyser for green hydrogen production
(Chapter, 2023)In recent years, green hydrogen has emerged as an important energy carrier for future sustainable development. Due to the possibility of not emitting CO2 during its generation and use, hydrogen is considered a perfect ... -
DroneLibrary: Multi-domain Drone Modeling in Modelica
(Chapter, 2023)In the development of complex, novel electrified aerial systems such as Unmanned Aerial Vehicles (UAVs) and electric vertical take-off and landing (eVTOL) systems, multi-domain modeling and simulation studies can provide ... -
Digital twin in power system research and development: Principle, scope, and challenges
(Peer reviewed; Journal article, 2023)In order to address the issues that arise in modern power systems, such as system dynamics, stability, control, efficiency, reliability, economy, planning and policy, and so on, efforts have been made to develop new tools ... -
Enhancing Competency and Industry Integration: A Case Study of Collaborative Systems Engineering Education for Future Success
(Peer reviewed; Journal article, 2023)This case study examines the effectiveness and industry relevance of a collaborative systems engineering master’s program in Kongsberg, Norway. Through close collaboration with industry partners, students gain practical ... -
Black silicon for near-infrared and ultraviolet photodetection: A review
(Peer reviewed; Journal article, 2023)As a typical representative of micro/nano-textured silicon, black silicon has excellent light absorption properties and is gradually surfacing as a substitute for standard silicon in photoelectric devices. Black silicon ... -
A sustainable smart mobility? Opportunities and challenges from a big data use perspective
(Peer reviewed; Journal article, 2023)This paper discusses the recent insights on the Big Data role in the sustainability of smart mobility. Systematic Literature Review is applied to scientific publications web repositories retrieving 2,000+ records (years ... -
Integrating motivated goal achievement in maritime simulator training
(Peer reviewed; Journal article, 2023)The application of cloud-based simulators has increasing momentum in maritime education and training as a virtual platform for supplementing professional training with task-specific simulation-based learning. Congruent ... -
Day-ahead energy-mix proportion for the secure operation of renewable energy-dominated power system
(Peer reviewed; Journal article, 2024)Advancements in various scientific fields have encouraged the development of novel tools, techniques, components, methodologies, and innovations aimed at addressing the challenges encountered in modern power systems dominated ... -
Boron-induced growth of highly textured Ag (1 1 1) films with nano-tentacle structures for the electrochemical reduction of CO2 to CO
(Peer reviewed; Journal article, 2023)Ag is a cost-effective alternative to Au as a catalyst for the electrochemical reduction of CO2 into CO, but a reduction in the accompanying overpotential is required to make Ag viable. In this study we use B to modulate ... -
A Call for Mandatory Input Validation and Fuzz Testing
(Peer reviewed; Journal article, 2023)The on-going digitalization of our critical infrastructures is progressing fast. There is also a growing trend of serious and disrupting cyber-attacks. The digital services are often fragile, and with many weaknesses and ... -
Physics-Informed Gas Lifting Oil Well Modelling using Neural Ordinary Differential Equations
(Peer reviewed; Journal article, 2023)Modelling of oil well systems is important for a wide range of petroleum scientific and oil industrial processes. Considering the uncertainty of the measurements and the demand for empirical knowledge, a purely first-principle ... -
Carbon modified silver thin-film catalysts for electrochemical reduction of CO2 to syngas with tunable H2/CO ratio
(Peer reviewed; Journal article, 2023)This study investigates carbon (C)-modified silver (Ag) thin film catalysts for electrochemical syngas production. The Ag-C catalyst is synthesized using a co-deposition process with separate C and Ag sputtering targets. ...