Search for dissertations about: "Johan Hellström"
Showing result 1 - 5 of 8 swedish dissertations containing the words Johan Hellström.
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1. On the cholinergic c-bouton
Abstract : The cholinergic C-bouton is a large nerve terminal type exclusively contacting motoneuron cell somata and proximal dendrites. C-boutons are characterized by subsurface cisterns found beneath the postsynaptic membrane, which is an exclusive feature for these nerve terminals. The origin of the C-boutons is unknown. READ MORE
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2. Dynamic Interactions : National Political Parties, Voters and European Integration
Abstract : This thesis consists of an introduction and four self-contained papers, designated I-IV, which extend previous research on national political parties and voters in Western Europe. More specifically, the issues addressed are parties’ positions and voters’ opinions on European integration and their dynamic interactions, i.e. READ MORE
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3. Unmanned operation of load-haul-dump vehicles in mining environments
Abstract : Underground mines typically do not represent the best working conditions for humans, and many mining companies have the intent to remove all humans from the ore extraction areas. To achieve this goal automation of the mining machinery is required. READ MORE
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4. Downstream migration of salmonids in regulated rivers : Non-conventional methods for fish diversion
Abstract : Passages through hydropower plants can be fatal for downstream migrating salmonids (Salmo spp.). This is particularly true for large adults that are returning to the ocean after spawning. READ MORE
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5. Till death do us part : a comparative study of government instability in 28 European democracies
Abstract : This thesis is rooted in the research tradition known as coalition politics, where governments, political parties and political institutions are the central focus. The main emphasis here is on government instability and the question of why governments in modern parliamentary democracies often come to an end before the next regular election. READ MORE