SEARCH Articles Figures Tables Defect-free membranes Dense crack-free membranes Emulsion-free liquid membranes Free energy of membranes Free fatty acids membrane separation Free radical formation membrane lipid peroxidation Importance of Free-standing Smectic Membranes Membrane disruption, free radical Membrane free energy Membrane matrix fraction free volume Membrane transport free energy Pinhole-free membrane, palladium Synthesis thin defect-free membranes Thin defect-free membranes