Refine my results

Document type

  • Theses disable the filter


Specific Collection



  • Fragnière, Nicolas (1) disable the filter
  • Jenny, Titus (Dir.) (1) disable the filter


    Université de Fribourg

    New polycondensed aromatic compoundsfor applications in the hydrogen cycle

    Fragnière, Nicolas ; Jenny, Titus (Dir.)

    Thèse de doctorat : Université de Fribourg, 2011.

    This work presents the synthesis of a new perfluorinated sulfonic acid function HBC which car¬ries a sulfonic acid at the end of one perfluorinated side-chain.The aim of the introduction of this sulfonic acid is its ability to form proton channels which could be used as electrolyte in pro¬ton exchange membranes for fuel cells. The channels would be created by the formation of stacks of three...