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Enzymatic treatment of wastewater sludge. Sludge solubilisation, improvement of anaerobic digestion and extraction of extracellular polymeric substances.

The processing and disposal of sludge from wastewater treatment plants is an important topic of increasing environmental, ecological, technological, economic and social concern. The large amounts of sludge produced represent an urgent problem today, new treatment methods being very much needed. Reducing the volume of sludge can be achieved either by decreasing the amounts of it produced during the

Lantadel. Adliga godsägare i Östergötland och Skåne vid 1600-talets slut

This dissertation analyses noble estate owners in the local community in the Swedish age of Greatness. The study elucidates how the nobility exercised power in everyday life, beyond wars, national politics, and the grand political events on the continent. Applying a comparative perspective, the study focuses on the provinces of Östergötland and Skåne at the end of the seventeenth century. Guiding

The effect of moving waves on neutral marine atmospheric boundary layer

Large eddy simulations are performed to study the effects of wind-wave direction misalignment of the neutral marine atmospheric boundary layer over a wavy wall. The results show that the wind-wave misalignment has a significant effect on the velocity profiles and the pressure fluctuation over the wave surface. These effects are not confined to the near wave surface region but extend over the whole

POLYPEPTIDES - STRUCTURES AND INTERACTIONS IN MONOLAYERS AND AQUEOUS SOLUTIONS

Popular Abstract in Swedish Proteiner, eller äggviteämnen som de också kallas, har viktiga funktioner i kroppen. Proteiner är uppbyggda som långa, ofta sammanveckade kedjor. Byggstenarna i dessa kedjor kallas aminosyror. Ett givet protein kännetecknas av sin unika aminosyrekombination och ofta ingår flera av de 20, i människan förekommande, aminosyrorna i ett protein. I kroppen finns också kortareThe aim of this thesis work is to understand and be able to control polypeptide conformation and interactions at interfaces and in solution by changing the solution conditions. For this purpose simple model polypeptides, so-called polyamino acids, have been investigated at the air-liquid interface, as well as in aqueous solutions. The influence of subphase characteristics, spreading solvent and po

Fatty Acyl Reductases and Fatty Acyl Desaturases. Deciphering the biosynthesis of species-specific moth female sex pheromones from common fatty acids

Popular Abstract in Swedish För över 100 år sedan upptäckte den franske naturalisten Jean-Henri Fabre att en nattfjärilshona som han hade på sitt skrivbord lyckades attrahera åtskilliga hanar, trots att honan var gömd bakom ett skynke och hannarna således inte kunde se henne. Fabre gissade att det var någon för honom okänd doft som låg bakom mysteriet. I slutet av 1950-talet identifierades det förMoths (Lepidoptera) are dependent on female produced pheromones, chemical signals, for attracting a mate. Pheromones are most commonly made up by saturated and/or unsaturated fatty acid derived alcohols, acetates, and/or aldehydes that are produced by a set of enzymes in the female pheromone gland. The enzymes involved are fatty acyl desaturases, pheromone gland fatty acyl reductases (pgFAR), β-ox

Local Politics of Renewable Energy: Project Planning, Siting Conflicts and Citizen Participation

Renewable energy will play an important role in the transition to a sustainable energy system. With an increased maturity of renewable energy technologies, issues concerning implementation are becoming more important. The decisions and actions of municipalities and other local actors have a significant influence on the implementation of renewable energy. In this thesis challenges to implementation