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Visar resultat 1 - 5 av 492 avhandlingar som matchar ovanstående sökkriterier.

1. 1. Establishment of ligning and other bio-renewable materials as fuels and material developments for better performance for fuel cell technology

   Författare :Raquel Bohn Lima; Jiebing Li; Mahmut D. Mat; KTH; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES;

   Sammanfattning : .... LÄS MER

3. 2. Development and characterization of functional composite materials for advanced energy conversion technologies

   Författare :Liangdong Fan; Bin Zhu; Torsten Fransson; Mahmut D. MAT; KTH; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Low temperature ceramic fuel cell; Ceria-carbonate composite; Electrolysis; Transition metal oxide; Symmetrical fuel cells; All-nanocomposite fuel cell; Electrolyte-free fuel cell; Solar cell; ion conductor and semiconductor; SRA - Energy; SRA - Energi;

   Sammanfattning : The solid oxide fuel cell (SOFC) is a potential high efficient electrochemical device for vehicles, auxiliary power units and large-scale stationary power plants combined heat and power application. The main challenges of this technology for market acceptance are associated with cost and lifetime due to the high temperature (700-1000 oC) operation and complex cell structure, i. LÄS MER

4. 3. Hållbarhet till middag : En etnologisk studie om hur miljövänligt ätande praktiseras i vardagslivet

   Författare :Matilda Marshall; Katarzyna Wolanik Boström; Alf Arvidsson; Magdalena Petersson McIntyre; Umeå universitet; []
   Nyckelord :HUMANIORA; HUMANITIES; Sustainability; food; consumption; sustainable consumption; practices; social practice theory; practice bundles; organic food; local food; culture; everyday life; ethnography; ethnology; green distinction; green capital; Hållbarhet; mat; konsumtion; hållbar konsumtion; praktiker; praktikteori; praktikknippen; ekologisk mat; lokalproducerad mat; kultur; vardagsliv; etnografi; etnologi; grön distinktion; grönt kapital; Ethnology; etnologi;

   Sammanfattning : Sustainability has become a conspicuous term in the public and political debate, as well as in the landscapes of consumption. This study focuses on how people understand and practice sustainability through food in their everyday life. LÄS MER

5. 4. Functional nanocomposites for advanced fuel cell technology and polygeneration

   Författare :Rizwan Raza; Bin Zhu; Torsten Fransson; Mahmut D. MAT; KTH; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Polygeneration; advanced fuel cell; functional materials; ceria-carbonate nanocomposites; multi-fuelled; electrolyte free fuel cell; SRA - Energy; SRA - Energi;

   Sammanfattning : In recent decades, the use of fossil fuels has increased exponentially with a corresponding sharp increase in the pollution of the environment. The need for clean and sustainable technologies for the generation of power with reduced or zero environment impact has become critical. LÄS MER

7. 5. Vem och vad kan man lita på?

   Författare :Jenny Rendahl; Göteborgs universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Ungdomar; Rollspel; Identitet filosofi ; Mat attityder till; Youth; Fantasy games; Role playing; Identity Philosophical concept ; Ungdomar; Mat; Attityder; Rollspel; Identitet;

   Sammanfattning : .... LÄS MER