Sökning: "Frida Rudolphi"

Hittade 3 avhandlingar innehållade orden Frida Rudolphi.

  1. 1. Inequality in Educational Outcomes : How Aspirations, Performance, and Choice Shape School Careers in Sweden

    Författare :Frida Rudolphi; Jan O. Jonsson; Michael Gähler; Anthony Heath; Stockholms universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; achievement; aspirations; attainment; educational choice; ethnic inequality; performance; social origin; Sociology; sociologi;

    Sammanfattning : This thesis examines different aspects of educational inequalities, drawing on the notion that inequality in educational attainment depends on two separate mechanisms: that children from advantaged social backgrounds perform better at school (primary effects) and tend more than others to choose to continue in education given performance (secondary effects). Study I shows that the long-term decrease in social class inequality in the transition from compulsory to academic upper secondary education since the middle of the mid-20th century up to the late 1990s, seems to be related to both declining primary and secondary effects. LÄS MER

  3. 2. Tribological Aspects of Pneumatic Clutch Actuators

    Författare :Frida Riddar; Åsa Kassman Rudolphi; Roland Larsson; Uppsala universitet; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Wear; friction; PTFE transfer; anodised aluminium; NBR rubber lip seal; silicone grease; casting; extrusion; Teknisk fysik med inriktning mot tribomaterial; Engineering Science with specialization in Tribo Materials;

    Sammanfattning : A clutch actuator is used in a vehicle to transmit movement and force from the clutch pedal to the release bearing of the clutch. A pneumatic clutch actuator consists of an anodised aluminium cylinder, inside of which a piston, with a rubber lip seal and a PTFE guiding ring, slides. The system is lubricated with silicone grease before assembly. LÄS MER

  4. 3. Essays on Family Dynamics : Partnering, Fertility and Divorce in Sweden

    Författare :Linus Andersson; Michael Gähler; Juho Härkönen; Frida Rudolphi; Trude Lappegård; Stockholms universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Fertility; Divorce attitudes; Sweden; Educational Homogamy; Life Course; Family Dynamics; Sociology; sociologi;

    Sammanfattning : Diversity in household and family structures poses interesting questions for scientific inquiry. What accounts for patterns of reproduction, partnering, household formation and household dissolution? This dissertation investigates facets of this question in the context of modern Sweden from a longitudinal and individual level perspective. LÄS MER