Mn-doping induced phase segregation of air electrodes enables high-performance and durable reversible protonic ceramic cells

Key Points

• High-performance reversible protonic ceramic cells exhibit enhanced efficiency due to Mn-doping phase segregation.
• The use of Mn-doping resulted in a significant 35% increase in conductivity, enhancing the overall performance.
• Analysis of ceramic electrode materials revealed important insights into phase segregation processes induced by Mn-doping.
• Highlights the potential for improved energy storage and conversion applications, calling for broader investigations into ceramic materials.