Cobalt doped β-molybdenum carbide nanoparticles encapsulated within nitrogen-doped carbon for oxygen evolution

Herein, we report a novel cobalt doped transitional metal carbide based OER electrocatalyst, cobalt doped β-molybdenum carbide encapsulated by nitrogen doped carbon framework, which shows an overpotential of 262.2 mV at current density of 10 mA cm⁻².