Face-sharing structure perovskite air electrodes with boosted oxygen diffusion and durability for reversible protonic ceramic cells

Key Points

• This research aims to develop high-performance air electrodes for reversible proton ceramic cells to enhance energy conversion efficiency.
• Design of face-sharing structure perovskite air electrodes
• Testing under intermediate to low temperature conditions (400-700 °C)
• Evaluation of oxygen diffusion characteristics and durability
• Enhanced oxygen diffusion rates measured in new air electrodes
• Improved durability compared to traditional air electrodes
• Increased overall efficiency of reversible proton ceramic cells observed