Au electrodes 4 Cyclic voltammetry 4 Electrocatalysis 4 Electrochemical electrodes 4 Gold 4 Layer-by-layers 4 Au surfaces 2 Basic solutions 2 Biocatalysis 2 Bioelectric Energy Sources 2 Biofuel cell 2 Biofuels 2 Biological fuel cells 2 Cathodes 2 Composite films 2 Current dependence 2 Diffusion 2 Electrocatalysts 2 Electrocatalytic activity 2 Electrochemical behaviors 2 Electrodes 2 Electrolytic reduction 2 Enzymes 2 FT-IR-ATR 2 Film electrodes 2 High potential 2 Hydrogen Peroxide 2 Hydrogen peroxide 2 Inhibitory effect 2 Initial loss 2