Search for dissertations about: "Katarina Pettersson"
Found 5 swedish dissertations containing the words Katarina Pettersson.
-
1. Signal transduction via estrogen receptors (ERs) and estrogen receptor-related receptors (ERRs)
Abstract : Estrogens influence post-natal development and function of the female reproductive system and other organs including bone and cardiovascular system. Estrogens are also involved in the development and growth of certain cancers in e.g. breast and uterine endometrium. READ MORE
-
2. Playing a part in preschool documentation : A study of how participation is enacted in preschool documentation practices and how it is affected by material agents
Abstract : The aim of the present study is to explore how children’s participation is constructed and enacted in preschool documentation and what kinds of activities evolve between teachers, children and material objects in preschool documentation practices. The study is based on videorecorded observations of teachers and children documenting different preschool activities in two preschool groups. READ MORE
-
3. Production and Products of Preschool Documentation : Entanglements of children, things, and templates
Abstract : The objective of the present study is to produce knowledge about how children, things, documents, computers, teachers, templates and other entities take part in and produce documentation in preschool systematic quality development work. The thesis asks questions about how and what is produced as quality in preschool documentation. READ MORE
-
4. The accessibility paradox : Everyday geographies of proximity, distance and mobility
Abstract : This thesis aims to explore the importance of proximity and mobility, respectively, for individuals’ accessibility, as well as the relationship between these two key spatial dimensions of accessibility in the context of everyday life. The thesis is based upon three empirical research papers which focus on accessibility-related preferences, actual accessibility conditions, and travel patterns. READ MORE
-
5. Modelling and Experimental Investigation of the Dynamics in Polymer Electrolyte Fuel Cells
Abstract : In polymer electrolyte fuel cells (PEFC) chemical energy, in for example hydrogen, is converted by an electrochemical process into electrical energy. The PEFC has a working temperature generally below 100 °C. Under these conditions water management and transport of oxygen to the cathode are the parameters limiting the performance of the PEFC. READ MORE