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The aim of this thesis is to investigate double taxation treaties impact on intermediate trade. Based on a panel data sample of five partner countries and 39 reporter countries over the period 1990-2012, the impact of signing DTTs on imports of intermediate trade in goods between two countries is analysed through a Gravity model. The main results show that DTT signing is associated with an increas
Abstract is attached at the heading Related Materials.
Cyanobacteria possess unique and exciting features among photosynthetic microorganisms for energy conversion applications. This thesis project focuses on conversion of solar energy into photocurrent generation comparing three different strains of Cyanobacteria, Leptolyngbia sp. from New Zealand (CYN82), Leptolyngbia sp. from Antarctica (CYN65), Chroococcales sp. from Antarctica (CYN67) and one euk
Development of environmentally friendly and cost-efficient energy sources has been a challenge for modern society since long ago. Sunlight is an infinite and costless source of energy on Earth, so it would be an enormous advantage to efficiently harvest and transform it into electrical energy used in our everyday life. In nature the process, which converts light energy into chemical energy, is cal
Dye sensitized solar cells (DSSCs) recently attracted much attention as a relatively efficient and inexpensive light-to-electricity energy conversion solution. So far the best performing DSSC devices were produced employing ruthenium (RuII) complexes as the active material, nevertheless limited resources of this metal initiated the research of new alternatives. Iron is one of the most abundant ele
This thesis aims to investigate the electrical properties of the organic charge transfer complex Tetrathiafulvalene-7,7,8,8-Tetracyanoquinodimethane, TTF-TCNQ. This is done through two different experimental techniques: Hall characterization and terahertz measurements. Before performing the experiments, suitable devices for these techniques were designed and produced. The layer of TTF-TCNQ was eva
Abstract is attached at the heading Related Materials.
The excitation energy transfer properties of dimer systems and the light harvesting complex 2 of purple bacteria are investigated using the hierarchy equations of motion approach. While the bacteriochlorophyll molecules are modeled as electronic two level systems applying the Frenkel exciton Hamiltonian, intramolecular vibrations and environmental uctuations are included via an experimental and mo
The abstract is attached under the heading Related materials.
The aggregation of amyloid-β peptide (Aβ) into amyloid fibrils and plaques is one culprit to Alzheimer’s disease pathogenesis. Once a small concentration of amyloid fibrils has formed through primary nucleation, a fibril-catalysed secondary nucleation takes over, leading to a close to exponential growth. Here, we have investigated the effect of five (J46, I48, J44, I68 and J7) out of twelve previo
Milk is a complex liquid, which contains many different species, for example proteins, fat, minerals etc. It is the primary source of nutrition for young mammals before they are able to digest other types of food. The proteins can be divided into two groups: caseins and whey. Whey proteins are about 20 wt % of the total protein amount in milk, whereas the caseins corresponds 80 wt % of the total p
Malaria is one of the diseases that spread by insect vectors. The disease is carried to humans by female Anopheles mosquitoes. It is caused by the plasmodium types. The most prevalent and dangerous type of plasmodium is Plasmodium falciparum (Pf). The disease occurs in 104 countries and approximately 216 million new cases of malaria and around 655,000 deaths takes place every year. Many drugs have
Ensamstående mödrar känner oftare stress i vardagen än andra föräldrar. Vid ökad föräldrastress visar barnet ett mer utåtagerande beteende och anknytningen till föräldern försämras. Syftet med studien var att få kunskap om vilka faktorer som påverkade stressen hos ensamstående föräldrar och om hur de förhöll sig till dessa. Tolv intervjuer utfördes utifrån ett bekvämlighetsurval. De faktorer som p
The N-body problem has been studied for many centuries and is still of interest in contemporary science. A lot of effort has gone into solving this problem but it's unlikely that a general solution will be found with the mathematical tools we have today. We review some of the progress that has been made over the centuries in solving it. We take a look at the first integrals, existence of solut
Att utföra meningsfulla aktiviteter har visat vara viktigt för att uppnå god hälsa. Vad som gör en aktivitet meningsfull kan ses på många olika sätt och är individuellt. Fontänhuset är ett etablerat klubbhus för personer med psykiskt funktionshinder och studier har visat att detta klubbhus erbjuder meningsfulla aktiviteter. Den här studien ämnade undersöka vad som ger mening i aktivitet hos medlem
This thesis examines the diachronic semantic development in terms of metonymization and metaphorization for 30 nouns loaned into the Swedish language between the 13th and 20th centuries from a cognitive-semantic point of view. Through the framework of Lexical Meaning as Ontologies and Construals (LOC) combined with a study of the occurrence of metaphorization, metonymization, widening and narrowin
In recent years there has been significant research conducted into how predicted climate change scenarios could negatively impact wine grape quality across various regions in the world. This has highlighted the particularly vulnerable state of the wine industry to climate change, and the important role research in this area can play in identifying new knowledge and conceptual frameworks regarding
Abstrakt Barn med övervikt och fetma är ett folkhälsoproblem som barnhälsovården (BHV) har en unik möjlighet att förebygga. Materialet Grunda Sunda Vanor (GSV) kan användas av distrikts- och barnsjuksköterskan. GSV är nationella riktlinjer som ingår i Rikshandboken för barnhälsovård. Syftet med studien var att undersöka distrikts- och barnsjuksköterskans följsamhet till riktlinjerna i det preventi
