AFM 2 Afm imaging 2 Atomic force microscopy 2 Benzimidazole 2 Biomechanics 2 Elastic moduli 2 Elastic modulus 2 Elastic properties 2 Electrochemistry 2 Force curves 2 Force spectroscopies 2 Formic acid 2 Fuel cells 2 High temperatures 2 Ion exchange membranes 2 Low temperatures 2 Mechanical behaviors 2 Mechanical properties 2 Membrane electrode assemblies 2 Membranes 2 Methanesulphonic acids 2 Methanol 2 Methanol fuels 2 Nafion 2 Nafion membranes 2 Nano indentations 2 Organic acids 2 Phosphoric acid 2 Polybenzimidazole 2 Polymer chains 2