Search for dissertations about: "Quality regulation"

Showing result 21 - 25 of 240 swedish dissertations containing the words Quality regulation.

  2. 21. Cellular Processes and Mechanisms in Saccharomyces cerevisiae Influencing Anaerobic Xylose Fermentation

    Author : Basti Bergdahl; Teknisk mikrobiologi; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Saccharomyces cerevisiae; Bioethanol; Xylose metabolism; Metabolomics; Regulation; Protein folding; Microbial growth;

    Abstract : In 2009 the EU approved two directives as a first initiative towards reducing greenhouse gas emissions and becoming independent of fossil fuels: the Renewable Energy Directive and the Fuel Quality Directive. As a result, the demand for biofuels will increase enormously over the next decade, both nationally and in the entire EU. READ MORE

  4. 22. Systems Biology of Glucose Sensing and Repression in Aspergillus niger: Lessons from Genomics and Transcriptomics

    Author : Margarita Salazar Pena; Chalmers tekniska högskola; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; A. niger; Aspergillus spp.; Transcription Factors; Regulation; Metabolism; Transcriptomics;

    Abstract : Aspergillus comprises a genus of multicellular eukaryotic microorganisms containing close to 200 different species. Among them, the filamentous fungus Aspergillus niger exhibits great diversity in its phenotype and it is found, both in marine and terrestrial habitats. A. niger produces many metabolites that are valuable commodities, e. READ MORE

  5. 23. Off-exchange Trading in Modern Equity Markets : A Market Microstructure Perspective on Systematic Internalizers

    Author : Fatemeh Aramian; Lars Nordén; Lu Liu; Bernt Arne Ødegaard; Stockholms universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Systematic internalizers; Off-exchange trading; Equity markets; Price efficiency; Liquidity; Trading costs; High-frequency traders; Regulation; Dealers; Inventory management; företagsekonomi; Business Administration;

    Abstract : Off-exchange trading has become a feature of the equity markets. This dissertation contains three articles that examine how off-exchange trading through systematic internalizers (SIs) affects inter-market competition and various features of market quality.Article I studies SIs' characteristics and the impact of SI operations on price efficiency. READ MORE

  6. 24. Statistical analysis of gene expression data

    Author : Erik Kristiansson; Göteborgs universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; gene expression; DNA microarrays; linear models; empirical Bayes; quality control; gene regulation; categorical data analysis; logistic regression; heavy metal stress; ecotoxicology; gene expression;

    Abstract : Microarray technology has become one of the most important tools for genome-wide mRNA measurements. The technique has been successfully applied to many areas in modern biology including cancer research, identification of drug targets, and categorization of genes involved in the cell cycle. READ MORE

  7. 25. On Power Electronics Interface for Distributed Generation Applications and its Impact on System Reliability to Customers

    Author : Fainan Magueed; Chalmers tekniska högskola; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; LCL-filter; vector control; voltage dips; L-filter; power quality; voltage regulation; harmonics; distributed generation; weak grid; VSC; strong grid;

    Abstract : Distributed generation (DG) is being employed as a means of achieving increased reliability for electrical power systems as regarded by consumers. As the most of DG technologies utilize renewable sources, the power electronic interface plays a vital role to match the characteristics of a DG unit with the grid requirements. READ MORE