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Students’ mathematical modelling with the aid of digital technologies: An Activity and Affordance Theory perspective
(Doctoral dissertations at University of Agder;;481, Doctoral thesis, 2024)Digital technologies in mathematical modelling activities are receiving increased attention in curriculum and policy documents in Norway and internationally. An important point arising from diverse interests in technology ... -
Students’ perceptions of the relevance of mathematics in an Ethiopian preparatory school : Doctoral Dissertation at the University of Agder
(Doctoral dissertations at University of Agder, Doctoral thesis, 2019) -
Studying pupils’ mathematical thinking through problem solving and view of mathematics : Case studies of Finnish comprehensive school pupils
(Doctoral dissertations at University of Agder, Doctoral thesis, 2018) -
Supporting Effective Online Learning Groups for eLearning Systems
(Doctoral Dissertations at the University of Agder; no. 286, Doctoral thesis, 2020)Learning in groups has been advocated to increase learning based on the social constructivist learning theory. ICT has been preferred to bridge the gap between distance learning students for possibilities to enhance the ... -
Supporting Humanitarian Relief Distribution Decision-Making under Deep Uncertainty : A System Design Approach
(Doctoral Dissertations at the University of Agder; no. 306, Doctoral thesis, 2020)Disasters threaten society with widespread destruction of infrastructure and livelihood. For their survival, affected inhabitants depend on immediate humanitarian assistance from diverse organizations. During quick responses, ... -
Sustainable Approaches for Highway Runoff Management During Construction and Operation
(Doctoral Dissertations at the University of Agder; no. 365, Doctoral thesis, 2022)Environmentally friendly approaches for highway runoff management during construction and operation are considered in this project. First, the state of the art in runoff management in terms of characterization, treatment, ... -
Synchronising Wisdom and Implementation: A Formal ODD Approach to Expressing Insights on Bullying
(Doctoral Dissertations at the University of Agder;no. 441, Doctoral thesis, 2023)The Social Simulation methodology, a mix of traditionally unassociated fields, utilises computer models to describe, understand, predict, and reflect on social phenomena. The model creation process typically requires the ... -
Synthetic Esters in Hydraulic Valves
(Doctoral Dissertation at the University of Agder; no. 277, Doctoral thesis, 2020)Each year 35-37 million tons of lubrication is consumed. Hydraulic oils constitute 10.2% of the total lubrication consumption, and a large part of that is lost to leakage, hose burst and accidents. One way of reducing the ... -
Synthetic Micro-Doppler Signatures of Non-Stationary Channels for the Design of Human Activity Recognition Systems
(Doctoral Dissertations at the University of Agder; no. 333, Doctoral thesis, 2021)The main aim of this dissertation is to generate synthetic micro-Doppler signatures and TV-MDSs to train the HACs. This is achieved by developing non-stationary fixed-tofixed (F2F) indoor channel models. Such models provide ... -
Syv artikler om kulde og litteratur
(Doctoral dissertations at University of Agder;77, Doctoral thesis; Peer reviewed, 2014) -
Sørlandske stemmer i en ny tid : om diktning fra eller med tilknytning til Agder. 2
(Skriftserien (Høgskolen i Agder), Book, 2001)En samling artikler, kommentarer og anmeldelser som i sum presenterer noen av de mest sentrale samtidsforfatterne fra Sørlandet. Et sentralt synspunkt i flere av tekstene er at det ikke finnes noen ny "sørlandsk dikterskole", ... -
Teacher cognition and the status of grammar teaching in Norwegian secondary schools. A study of grammar teaching practices in the school subjects Norwegian, English and Spanish
(Doctoral Dissertations at the University of Agder; no. 254, Doctoral thesis, 2019) -
Teachers' implementation and orchestration of Cabri-use in mathematics teaching
(Doctoral thesis, 2008)This thesis reports from a study of three teachers¿ first ever use of a particular computer software tool, Cabri, in teaching at two lower secondary schools in Norway. The thesis gives a characterisation of teachers¿ ... -
Teachers' ways in times of fluidity; Idiosyncratic cultural responses to global educational reform movements
(Doctoral dissertations at University of Agder, Doctoral thesis, 2017) -
Teaching and learning for mathematical literacy
(Doctoral Dissertations at the University of Agder; no. 299, Doctoral thesis, 2020)This dissertation reports from research that investigates the nature of teaching and learning for mathematical literacy in three lower secondary schools in Norway. Mathematical literacy is a notion used to denote the ... -
Techno-Economic Performance Evaluation of Photovoltaic based Micro-Grid with Energy Management Strategies
(Doctoral Dissertations at the University of Agder; no. 313, Doctoral thesis, 2021)The operational performance of grid connected micro-grid system can be affected by many factors e.g. techno-economic sizing, appropriate energy management strategy, geographical locations, grid constrains and electricity ... -
Technology Affordance and Constraint Perspectives on Social Media Use in eParticipation : A Case Study in Indonesia
(Doctoral Dissertations at the University of Agder; no. 278, Doctoral thesis, 2020)This doctoral thesis explains the role of social media within eParticipation from the perspective of politicians in the Indonesian context using the Technology Affordance and Constraints Theory (TACT) as a lens. Previous ... -
Teknologi til glede og besvær : om undervisningsrelatert nettpublisering i lærerutdanningen : rapport fra en delstudie innen prosjektet Nettportal HiA(2003-2005)
(Skriftserien (Høgskolen i Agder), Book, 2004)Som en del av prosjektet Nettportal HiA, som har som mål å samordne alle nettressursene ved høgskolen innen 2005, ble det våren 2004 iverksatt et pilotprosjekt knyttet til lærerutdanningen ved HiA. Denne studien er en ... -
Temperature coefficients and crystal defects in multicrystalline silicon solar cells
(Doctoral Dissertations at the University of Agder; no. 300, Doctoral thesis, 2020)The conversion efficiency of a photovoltaic device is strongly dependent on the operating temperature. For most devices, the efficiency, and hence the power production, decreases with increasing temperature due to fundamental, ... -
Temperature coefficients of multicrystalline compensated silicon solar cells
(Doctoral dissertations at University of Agder;, Doctoral thesis, 2016)This thesis focuses on the bulk properties influencing the temperature coefficients of solar cells. The conversion efficiency of PV devices degrades with increasing temperature. The temperature coefficient of the open-circuit ...