Sökning: "Fredrik Nell"

Hittade 2 uppsatser innehållade orden Fredrik Nell.

  1. 1. Skolors elevunderlags betydelse för ungdomars debutålder av cigaretter, alkohol och narkotika

    Magister-uppsats, Stockholms universitet/Sociologiska institutionen

    Författare :Fredrik Nell; [2016]
    Nyckelord :;

    Sammanfattning : The purpose of this study is to examine whether different student year base intake in Swedish schools have an impact on the pupils age of debut for cigarettes, alcohol and drugs. In the 1990 changes were made erasing the traditional three stages of Swedish school system (low1-3, middle 4-6 and high 7-9). LÄS MER

  3. 2. Analysis of Metal to Composite Adhesive Joins in Space Applications

    Uppsats för yrkesexamina på avancerad nivå, Mekanik

    Författare :Fredrik Fors; [2010]
    Nyckelord :cohesive zone model; adhesives; composites; cryogenic;

    Sammanfattning : Within the European space programme, a new upper stage engine (Vinci) for the Ariane 5 launcher is being developed, and the Volvo Aero Corporation (VAC) is contributing with tur-bines for the fuel turbopumps. This MSc thesis investigates the possibility of designing the Turbine Exhaust Duct (TED) of the Vinci-engine in a carbon fibre composite material with adhesively attached titanium flanges. LÄS MER