Surface decoration of Ba-enriched Fe-based air electrodes with Co-based catalysts for robust protonic ceramic electrochemical cells

Key Points

• This research aims to enhance electrocatalytic activity and thermomechanical compatibility in electrochemical cells.
• Utilized Co/Fe separation strategy via surface decoration.
• Investigated the effect on electrocatalytic performance.
• Assessed thermomechanical compatibility in protonic ceramic cells.
• Demonstrated improvement in electrocatalytic activity.
• Showed enhanced thermomechanical compatibility.
• Indicators suggest greater robustness in electrochemical applications.