Sökning: "Per Nyström"

Visar resultat 21 - 25 av 35 avhandlingar innehållade orden Per Nyström.

  1. 21. Per- and polyfluoroalkyl substances (PFAS) – unravelling exposure sources and demographical exposure patterns in a Swedish adolescent population

    Författare :Jennifer Nyström-Kandola; Sveriges lantbruksuniversitet; Sveriges lantbruksuniversitet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES;

    Sammanfattning : Per- and polyfluoroalkyl acids (PFAS) is a group of anthropogenic substances, with some suspected to cause adverse health effects in humans. Little is known about adolescent exposure to PFAS, thus this thesis focuses on exposure sources and demographical exposure patterns of PFAS in a nationally representative Swedish adolescent (age 10-21 years) population (Riksmaten Adolescents 2016-17). LÄS MER

  3. 22. Norrlands ekonomi i stöpsleven : ekonomisk expansion, stapelvaruproduktion och maritima näringar 1760-1812

    Författare :Maurits Nyström; Umeå universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; economic history; Northern Sweden; eighteenth and nineteenth century; forest-based staple production; trade; shipping; merchant fleet; shipbuilding; proto-industrialization; economic expansion; conflicts of interests;

    Sammanfattning : This dissertation investigates whether northern Sweden's forest-based staple production and maritime activities were increased and altered in any significant ways prior to the expansion which began just before the middle of the nineteenth century. Furthermore, it studies whether certain changes contributed to thecreation of preconditions for the named expansion. LÄS MER

  4. 23. Thermal Characterization and Modelling in Microsystem Packaging Applications

    Författare :Elisabeth Nyström; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Carbon nanotubes; Thermal management; Transient Hot Wire; Composite; Microchannels; Anisotropic Conductive Adhesive;

    Sammanfattning : As the electronics circuits grow denser and the power consumption per area unit is increasing, new more efficient technologies for heat removal is necessary. Heat fluxes from the integrated circuit, IC, in the order of 100W/cm2 are not rare. LÄS MER

  5. 24. Post-Svecokarelian geologic evolution in central Sweden, with special emphasis on burial metamorphism

    Författare :Jan Olov Nyström; Stockholms universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES;

    Sammanfattning : Granitoids and associated volcanics, postorogenic in relation to the Svecokarelian orogeny ending at ca. 1800-1750 Ma, constitute a belt in central Sweden. LÄS MER

  7. 25. Bipolär sjukdom - ur ett existentiellt perspektiv

    Författare :Marie Rusner; Maria Nyström; Gunilla Carlsson; David Brunt; Ove Hellzén; Linnéuniversitetet; []
    Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; bipolar disorder; extra dimensions; existential perspective; lived experiences; phenomenology; close relatives; Vårdvetenskap; Caring Science; Integrated Caring Science;

    Sammanfattning : Aim: The overall aim was to create knowledge about what it means to live with bipolar disorder from an existential perspective, both for individuals with the diagnosis and for their close relatives.Method: An existential perspective in this context entails that it is explored and described from a lifeworld perspective of individuals who in various ways experience that which is termed as bipolar disorder. LÄS MER