Molecularly modified ultrathin Al2O3 layers as proton-conductive, oxygen-impermeable nanomembranes for catalytic surfaces

Key Points

• The aim is to assess the performance of ultrathin Al2O3 layers as nanomembranes in catalytic processes.
• Characterization of ultrathin Al2O3 coatings
• Evaluation of proton and O2 transport properties
• Testing in photocatalytic and electrocatalytic applications
• Enhanced proton conductivity observed in modified layers
• Oxygen impermeability was successfully achieved
• Improved selectivity in catalytic reactions noted with these coatings