SEARCH Articles Figures Tables Hydration perfluorosulfonate ionomers Ionomer perfluorosulfonic acid Ionomers, perfluorosulfonic acid Membranes perfluorosulfonate ionomer Perfluorosulfonate acid ionomer Perfluorosulfonates Perfluorosulfonic acid ionomer membranes Perfluorosulfonic acid ionomer structure Perfluorosulfonic acid ionomer transport properties Perfluorosulfonic acid ionomers (PFSIs Typical Functional Monomer for Perfluorosulfonic Acid Ionomer