Sökning: "hel och del metoden"

Visar resultat 1 - 5 av 19 avhandlingar innehållade orden hel och del metoden.

  1. 1. Biological and air monitoring of exposure to isocyanates

    Författare :Carl Johan Sennbro; Avdelningen för arbets- och miljömedicin; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; industrial medicine; Occupational health; asthma; protein adducts; polyurethane; biomarkers; occupational exposure; DBA; ICA; NDI; MDI; TDI; Diisocyanates; Isocyanates; Biomonitoring; Air monitoring; arbetsmiljömedicin; Yrkesmedicin;

    Sammanfattning : Exposure to isocyanates may induce disorders in the airways of workers. Therefore, application, development and validation of methods for exposure assessment is of great importance. LÄS MER

  3. 2. Nätjournalistik : En explorativ fallstudie av digitala mediers karaktärsdrag på fyra nyhetssajter

    Författare :Michael Karlsson; Peter Dahlgren; Jan Ekecrantz; Medie- och kommunikationsvetenskap; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Press and communication sciences; Journalism and New media; Digital journalism; Online journalism; Epistemology of news; Internet; Multimedia; media; Internet; Multimedia; Journalistik; media; kommunikation; Online journalistik; Other social sciences; Media and Communication Studies;

    Sammanfattning : During the last decade the Internet has become a widely used source of information for the average person and also a publishing tool for media corporations. The transition of journalism from one medium to another is one with important implications as the world wide public consumption of online news grows. LÄS MER

  4. 3. Characterization of the MRI patient exposure environment and exposure assessment methods for magnetic fields in MRI scanners

    Författare :Jennifer Frankel; Jonna Wilén; Anders Garpebring; Johan Olsrud; Peter Lundberg; Umeå universitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; electromagnetic fields; exposure assessment; magnetic resonance imaging; switched gradient fields; radiofrequency fields; exposure metrics; radiofysik; radiation physics;

    Sammanfattning : Magnetic resonance imaging (MRI) has become one of the most common imaging modalities available in modern medicine, and it is an indispensable diagnostic tool thanks to the unparalleled soft-tissue contrast and high image resolution. It is also a unique exposure environment consisting of a complex mix of magnetic fields. LÄS MER

  5. 4. Aerosol characterization in real life and a methodology for human exposure studies in controlled chamber settings

    Författare :Christina Isaxon; NanoLund: Centre for Nanoscience; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Aerosol; human exposure study; exposure; emission; ultrafine particles; aerosol generation; aerosol characterization; candle; terpene; welding; CNT; indoor;

    Sammanfattning : Airborne particles are everywhere around us, and have always been. Particles generated by human activities has increased drastically since industrialization, and several epidemiological studies have shown that inhaled particles can cause adverse health effects. LÄS MER

  7. 5. Algorithmic Improvements for Stochastic Rasterization & Depth Buffering

    Författare :Magnus Andersson; Institutionen för datavetenskap; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES;

    Sammanfattning : The field of computer graphics refers to the use of computers to generate realistic-looking images from virtual scenes. Graphics processing units use an algorithm known as rasterization to compute images of scenes viewed from a virtual camera. LÄS MER