SEARCH Articles Figures Tables Membrane material selection polymer phase Membrane selection Membrane selectivity Polymer membrane anion-selective Polymer membrane anion-selective electrodes Polymer membrane diffusivity-selective Polymer membrane electrodes, selectivity Polymer membrane electrodes, selectivity evaluation Polymer membranes Polymer membranes, selective electrodes Polymer selection Polymer-inorganic hybrid membranes membrane material selection Reverse selective polymer membrane Selectivity of Plasma-Treated Gas-Separating Polymer Membranes