Dual-mode high stability
A-site Mg doping suppresses Sr surface segregation, boosting symmetric cell performance by 1.5× in both fuel cell and electrolysis modes, with over 1000 h stability and excellent CO2 tolerance.
Zhang, Jinghui · Cheng-Xin, Li · Zhang, Shanlin
International Journal of Hydrogen Energy 2024
Stable over 1000 h at 1 A cm⁻²
No degradation after 400 h under humidified hydrogen
Excellent tolerance in CO₂-rich atmospheres