Spatial construction of rhodium nanocrystals anchored onto TiO2-decorated MXene architectures for enhanced photoelectrocatalytic methanol oxidation

Key Points

• This research investigates how rhodium nanocrystals can improve the methanol oxidation reaction when anchored on TiO2-decorated MXene architectures.
• Rhodium nanocrystals were synthesized and anchored to TiO2-decorated MXene structures.
• The photoelectrocatalytic performance was measured under various conditions.
• Kinetic analysis was performed to assess the efficiency of methanol oxidation.
• Rhodium nanocrystals displayed a significant increase in catalytic activity for methanol oxidation compared to traditional catalysts.
• The optimized catalyst showed a reaction rate increased by 50% with a corresponding reduction in overpotential.
• Stability tests indicated prolonged performance over multiple cycles.