Self-standing porous intermetallic Fe3Mn7 phase as bifunctional electrocatalyst towards efficient overall water splitting

Puntos clave

• The aim is to develop an efficient and stable electrocatalyst for water splitting without noble metals.
• Synthesis of the D-MnNiFe-30 nanoporous electrode with a bicontinuous pore-ligament architecture.
• Evaluation of its electrocatalytic performance for both hydrogen and oxygen evolution reactions.
• Characterization of the structural and electrochemical properties of the catalyst.
• The D-MnNiFe-30 exhibits high electrocatalytic activity for water splitting.
• Demonstrated stability during long-term operation with minimal degradation.
• Showed competitive performance compared to noble metal-based catalysts.