Synergistic Self-Assembly and High-Entropy Dual Engineering of the Ruddlesden-Popper Air Electrode for High-performance and Stable Reversible Protonic Ceramic Cells

Key Points

• The study aims to enhance the performance and stability of air electrodes in reversible protonic ceramic cells by addressing reaction kinetics.
• Developed a synergistic self-assembly process for electrode materials.
• Engineered high-entropy compositions for improved performance stability.
• Evaluated the kinetics of oxygen reduction and evolution reactions.
• Conducted performance testing under different operational conditions.
• Achieved significant improvements in oxygen reduction and evolution kinetics.
• Demonstrated enhanced stability and efficiency of the air electrodes in RPCCs.
• Showed potential for higher device efficiency in energy storage applications.