Oxygen-Vacancy-Engineered Urchin-Like CoMoO 4 Epitaxially Grown on Partially Oxidized Ti 3 C 2 MXene Anchored on Nickel Nanocones for Efficient Oxygen Evolution Reaction

Key Points

• The research aims to develop an efficient electrocatalyst for the oxygen evolution reaction in alkaline water-splitting.
• Engineered a urchin-like CoMoO4 nanostructure with oxygen vacancies
• Utilized partially oxidized Ti3C2 MXene as a supporting material
• Anchored the CoMoO4 on nickel nanocones for improved stability
• The engineered catalyst exhibited significantly enhanced oxygen evolution activity
• Demonstrated superior performance compared to traditional catalysts
• Found to have abundant redox-active sites contributing to reaction efficiency