CN-Layer MoO2/MnO2 Heterostructure

74 mV lower OER overpotential

Interfacial CN layer facilitates electron transfer and suppresses Mn dissolution, enriching and stabilizing Mn active sites for efficient and durable acidic water oxidation.

Yesheng, Fu · Chen, Huayu · Yu, Dandan · Liang, Junhui · Huang, Yuexiang · Bello, Ismaila Taiwo · Gayi, Nyongombe Ekambo · Dhlamini, Mokhotjwa S. · Chen, Da

Journal of Colloid and Interface Science 2025

Advantages

Overpotential at 20 mA cm⁻² decreased by 29 mV compared to MoO₂/MnO₂

Overpotential at 20 mA cm⁻² decreased by 74 mV compared to MnO₂

Enhanced electrocatalytic stability