Search for dissertations about: "grön kemi"

Showing result 1 - 5 of 11 swedish dissertations containing the words grön kemi.

  2. 1. Green Chemistry in Chemical Education and Synthetic Applications of Sulfinamides

    Author : Björn Blomkvist; Peter Dinér; José Alemán; KTH; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Sulfinamide; Green Chemistry; Chiral Auxiliary; Photoredox; Teaching; Sulfinamid; Grön Kemi; Kiral Hjälpgrupp; Fotoredox; Undervisning; Kemi; Chemistry;

    Abstract : The preparation of chiral molecules, i.e. compounds that are not identical to their mirror image, is of great interest in the field of organic chemistry. READ MORE

  4. 2. Surface Engineering of BiVO4-based Photoelectrochemical Cells for Water Splitting

    Author : Qijun Meng; Licheng Sun; Jae Sung Lee; KTH; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; photoelectrochemical water splitting; photoanodes; bismuth vanadate; surface engineering; Kemi; Chemistry;

    Abstract : Photoelectrochemical (PEC) water splitting is a promising technology for converting solar energy into green hydrogen. The development of highly efficient, robust and cost-effective photoanodes has been established to be of essential importance for PEC water oxidation. READ MORE

  5. 3. Recovery of Rare Earth Elements from spent Nickel-Metal Hydride Batteries from Hybrid Electric Vehicles

    Author : Kivanc Korkmaz; Kerstin Forsberg; Åke C. Rasmuson; Gisele Azimi; KTH; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; NATURVETENSKAP; NATURAL SCIENCES; Rare earth elements; hybrid electric vehicles; recycle; nickel; cobalt; precipitation; anti-solvent crystallization; selective roasting; Sällsynta jordartsmetaller; hybridelektriska fordon; återvinning; nickel; kobolt; utfällning; förträngningskristallisation; selektiv rostning; Chemical Engineering; Kemiteknik;

    Abstract : Rare earth elements (REE) are a group of elements that are of critical importance in numerous technological applications, including “green technologies” such as wind turbines and hybrid car batteries. When the criticality of applications is considered, problems in supply has brought the option of effective secondary resource utilization into consideration. READ MORE

  6. 4. Design, Synthesis and Characterization of Nanostructured Thermoelectric Materials

    Author : Bejan Hamawandi; Muhammet Toprak; MARISOL Martin Gonzalez; KTH; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Materials chemistry; Material and Nano Physics; Material- och nanofysik; Fysik; Physics;

    Abstract : The demand for energy is rapidly increasing, triggering more carbon emission and global warming. Alternative green energy sources are essential to secure the future generation from the effect of pollution and global warming. READ MORE

  7. 5. Design of renewable and functional polyamides and polyhydroxyurethanes with tunable structure-property relationships

    Author : Charalampos Pronoitis; Karin Odelius; Minna Hakkarainen; Stefan Naumann; KTH; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; polyamide; polyhydroxyurethane; polyester; ring-opening aminolysis; ring-opening polymerization; covalent adaptable network; copolymer; complex architecture; polyamid; polyhydroxyuretan; polyester; ringöppningsaminolys; ringöppningspolymerisation; dynamiska nätverk; sampolymer; komplex arkitektur; Fiber- och polymervetenskap; Fibre and Polymer Science;

    Abstract : Redesigning polymeric materials and rethinking their use is imperative in the prospect of a more sustainable future. Critical aspects in this endeavor are the use of renewable monomers to decrease the environmental footprint, implementing green syntheses and production processes and the design for increased recyclability as an end-of-life option to diverge from the generation of plastic waste. READ MORE