QENS investigation of proton confined motions in hydrated perfluorinated sulfonic membranes and self-assembled surfactantsQuentin Berrod, Sandrine Lyonnard, Armel Guillermo, Jacques Ollivier, Bernhard Frick and Gérard GébelEPJ Web of Conferences, 83 (2015) 02002DOI: https://doi.org/10.1051/epjconf/20158302002