Search for dissertations about: "K. Harder"

Found 5 swedish dissertations containing the words K. Harder.

2. 1. Mechanical properties of semi-solid Al castings : Role of stirring

   Author : Qing Zhang; Anders E.W. Jarfors; Stefan Jonsson; Tomas Liljenfors; Arne K. Dahle; Johan Ahlström; Jönköping University; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Rheometal™ process; aluminum alloys; stirring; segregation; porosity; oxides; ductility; fatigue performance; melt quality;

   Abstract : Aluminum castings have been widely used in the automotive industry to reduce the vehicle's weight. However, the existence of casting defects significantly limits its application. The most common and detrimental defects in aluminum castings are porosity and oxides. READ MORE

4. 2. "I Wanna Be Free" : On the Challenges and Coping Strategies of Women Entrepreneurs in Sweden

   Author : Aziza Al Ghafri; Charlotte Holgersson; Monica Lindgren; Whysnianti Basuki; Elisabeth Ljunggren; KTH; []
   Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Gender; gender equality; women entrepreneurs; gendered entrepreneurship; immigrant entrepreneurs; ethnicity; race; challenges; coping strategies; othering; identity work; belonging; empowerment; emancipation; Sweden.; Industrial Economics and Management; Industriell ekonomi och organisation;

   Abstract : Women's entrepreneurship is often presented as important for creating economic prosperity at the national level and is said to offer freedom, independence, and emancipation for women. The purpose of this study is to explore the conditions of women entrepreneurs who have different backgrounds in Sweden. READ MORE

5. 3. Improving routing in the global Internet

   Author : Tomas Klockar; Luleå tekniska universitet; []
   Keywords : NATURVETENSKAP; NATURAL SCIENCES; Dependable Communication and Computation Systems; Kommunikations- och beräkningssystem;

   Abstract : Routing is an important part of the Internet and even though routing in the Internet has been investigated since Internet's creation, there are still open issues. Routing protocols have been evolved since the birth of Internet. Currently the Border Gateway Protocol(BGP) is the de-facto standard inter domain routing protocol on the Internet. READ MORE

6. 4. Towards a pure kraft lignin

   Author : Rufus Ziesig; Chalmers tekniska högskola; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; LignoBoost; black liquor; lignin; impurities; purification; carbohydrate; inorganics; precipitation;

   Abstract : The most widely used production method for paper pulp in the world is kraft pulping. In chemical pulping the polymer, lignin, which binds the wood fibres together, is partly depolymerized. This allows the wood fibres to be separated from each other. READ MORE

7. 5. Deposit formation in the grate-kiln process

   Author : Carrie Jonsson; Lars-Olof Nordin; Luleå tekniska universitet; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Energy Engineering; Energiteknik;

   Abstract : Deposit formation in the grate-kiln process is a challenge for the iron ore pellet production industry. The deposits cause disturbances that affect the production capacity of the pelletizing plant. READ MORE