Ni–Pt versus Ni–Pt–Ni layered electrodes for water electrolysis obtained by molten-salt Al deposition/dissolution technique

Key Points

• Layered Ni–Pt–Ni electrodes enhance catalytic activity for water electrolysis, outperforming traditional Ni–Pt designs.
• Electrode performance was evaluated through water electrolysis efficiency metrics, showing a notable increase in activity.
• Assessment using molten-salt deposition technique generated distinct electrode structures with improved performance characteristics.
• These findings support continued exploration of layered electrode designs in the context of efficient water electrolysis.