Search for dissertations about: "Stratification Level"

Showing result 1 - 5 of 95 swedish dissertations containing the words Stratification Level.

  2. 1. Educational and Occupational Careers in a Swedish Cohort

    Author : Cecilia von Otter; Kenneth Nelson; Sten-Åke Stenberg; Sonja Drobnic; Stockholms universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; education; occupation; aspiration; stratification; longitudinal; Sweden; Sociology; sociologi;

    Abstract : This thesis includes four empirical studies investigating factors related to educational and occupational careers in a Swedish cohort born in 1953. Data from the longitudinal “Stockholm Birth Cohort study” (SBC) are used. In Studies I & II I investigate educational careers among children whose parents were interviewed as part of the SBC study. READ MORE

  4. 2. Investigation of Partially Premixed Combustion in an Optical Engine : In-Cylinder Flow and Combustion Characterization

    Author : Slavey Tanov; Förbränningsmotorer; []
    Keywords : PPC; in-cylinder flow structures; Combustion diagnostics; Gasoline; Gasoline-Ethanol; Multiple Injection; Stratification Level;

    Abstract : The diesel engine is one of the most economic power sources and is therefore used in a range of technical solutions. The low fuel consumption combined with high engine performance makes it attractive for transportation vehicles. READ MORE

  5. 3. Social Stratification of Children's Diet and Nutrition: Understanding Women's Situation in Addis Ababa

    Author : Hanna Yemane Berhane; Eva-Charlotte Ekström; Magnus Jirström; Michelle Holdsworth; Uppsala universitet; []
    Keywords : malnutrition; urban mothers; diet diversity; preschool children; social stratification; affordability; Addis Ababa; Ethiopia;

    Abstract : Background: Childhood undernutrition is the cause of nearly half of all deaths in under-five children. In sub-Saharan African countries, this problem is further complicated by the rising prevalence of overweight. READ MORE

  6. 4. Strength Properties of Paper produced from Softwood Kraft Pulp : Pulp Mixture, Reinforcement and Sheet Stratification

    Author : Hanna Karlsson; Luciano Beghello; Lars Nilsson; Lennart Stolpe; Öyvind Gregersen; Karlstads universitet; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; paper strength; tensile strength; tearing resistance; folding endurance; fracture toughness; handsheet former; stratify; multilayer; multiply; reinforcement; refining; beating; abaca; glass fibre; polyester; lyocell; softwood; bond strength; Cellulose and paper engineering; Cellulosa- och pappersteknik; Chemical Engineering; Kemiteknik;

    Abstract : For paper producers, an understanding of the development of strength properties in the paper is of uttermost importance. Strong papers are important operators both in the traditional paper industry as well as in new fields of application, such as fibre-based packaging, furniture and light-weight building material. READ MORE

  7. 5. Effective Models for Simulation of Thermal Stratification and Mixing Induced by Steam Injection into a Large Pool of Water

    Author : Hua Li; Pavel Kudinov; Michele Andreani; KTH; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Thermal Stratification; Mixing; Pressure Suppression Pool; Containment; Thermal Hydraulic; GOTHIC; Light Water Reactor; Fysik; Physics;

    Abstract : Steam venting and condensation in a large pool of water creates both a source of heat and a source of momentum. Complex interplay between these two sources leads to either thermal stratification or mixing. READ MORE