Search for dissertations about: "Carl Roos"

Found 3 swedish dissertations containing the words Carl Roos.

  2. 1. Intestinal absorption of drugs : The impact of regional permeability, nanoparticles, and absorption-modifying excipients

    Author : Carl Roos; Hans Lennernäs; Erik Sjögren; Martin Brandl; Uppsala universitet; []
    Keywords : MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Permeability; intestinal absorption; regional permeability; nanoparticles; nanosuspensions; absorption-modifying excipients; AMEs; Biofarmaci; Biopharmaceutics;

    Abstract : For successful delivery of orally given drug products, the drug compounds must have adequate solubility and permeability in the human gastrointestinal tract. The permeability of a compound is determined by its size and lipophilicity, and is usually evaluated in various pre-clinical models, including rat models. READ MORE

  4. 2. Environmental preferences among steel stakeholders

    Author : Stina Alriksson; Marianne Henningsson; Carl-Erik Grip; Anders Roos; Linnéuniversitetet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; conjoint analysis; environmental communication; focus group; light weighting; PLS; preferences; Q-methodology; risk perception; steel; stakeholders; Miljövetenskap; Environmental Science;

    Abstract : Emissions of carbon dioxide, dioxins, nitrogen oxides and particulate matter as well as use of non-renewable resources and energy are some important sustainability challenges for the Swedish steel industry. Much effort has been made, mainly by technical solutions, which to a high degree have decreased the emissions during the last 30 years. READ MORE

  5. 3. 231Pa and Th isotopes as tracers of deep water ventilation and scavenging in the Mediterranean Sea

    Author : Sandra Gdaniec; Per Anerson; Carl-Magnus Mörth; Matthieu Roy-Barman; Helen Coxall; Per Roos; Stockholms universitet; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Protactinium; Thorium; particle transport; deep water circulation; geokemi; Geochemistry;

    Abstract : The naturally occurring isotopes 231Pa and 230Th are used as tracers of marine biogeochemical processes. They are both produced from the radioactive decay of their uniformly distributed uranium parents (235U and 234U) in seawater. READ MORE