Sökning: "Torbjörn Larsson"
Visar resultat 6 - 10 av 32 avhandlingar innehållade orden Torbjörn Larsson.
6. Samhällskunskapslärares ämneskonceptioner
Sammanfattning : In this thesis, I will discuss subject conceptions among social studies teachers who work in upper secondary schools. The aim of this study is to investigate and analyse subject conceptions among social studies teachers and their relationship to the teachers’ personal background. LÄS MER
7. Mathematical Optimization Models and Methods for Open-Pit Mining
Sammanfattning : Open-pit mining is an operation in which blocks from the ground are dug to extract the ore contained in them, and in this process a deeper and deeper pit is formed until the mining operation ends. Mining is often a highly complex industrial operation, with respect to both technological and planning aspects. LÄS MER
8. Multi-year maintenance optimisation for paved public roads - segment based modelling and price-directive decomposition
Sammanfattning : I avhandlingen studeras hur kostnadseffektiva underhålls- (uh-)planer för belagd väg kan genereras, på basis av information om aktuellt vägytetillstånd och funktionella modeller för kostnads- och tillståndsförändringar, delvis utvecklade i samarbete med svenska Vägverket (VV). Tilltänkt användning är på strategisk och programnivå, innan mer detaljerad objektinformation finns att tillgå. LÄS MER
9. Ifrågasatta företagare : Konkursförvaltares syn på kvinnor och män som företagsgäldenärer under 1900-talet
Sammanfattning : The principle purpose of this thesis has been to study and analyse the conception of men and women in business bankruptcy during the 20th century. The analysis is built on a theoretical gender perspective and, combining this view and business and bankruptcy research, the thesis has focused on five themes: business networks, bank contacts, business competence, business characteristics and finally bankruptcy causes. LÄS MER
10. Dose Plan Optimization in HDR Brachytherapy using Penalties : Properties and Extensions
Sammanfattning : High dose-rate (HDR) brachytherapy is a specific type of radiotherapy used to treat tumours of for example the cervix, prostate, and breasts. In HDR brachytherapy applicators are implanted into or close to the tumour volume. A radioactive source is moved through these applicators and stops at certain positions, known as dwell points. LÄS MER