Tailoring Nanostructured NiFe-LDH Catalysts via Ammonium Fluoride-Mediated Hydrothermal Synthesis: Enhanced Electrocatalytic Performance in Oxygen Evolution Reaction

Optimizing the NH 4 F content in NiFe-layered double hydroxides (LDHs) significantly enhances their OER performance by tuning the microstructure and electronic properties, with a higher proportion of high-valent cations improving catalytic efficiency.