A-site deficient perovskite cathode

100h carbon-stable

A-site deficiency enhances ORR activity while the infiltrated anode layer suppresses methane cracking, enabling robust direct-CH4 operation in metal-supported protonic cells.

Che, Wang · Botao, Zhou · Yang, Lan · Wang, Hairui · Li, Wenfang · Xu, Na · Xu, Zhanlin

International Journal of Hydrogen Energy 2026

Specifications

峰值功率密度
{'zh': '0.50', 'en': ''} W cm
极化电阻
{'zh': '0.092', 'en': ''} Ω cm2

Advantages

Stable for 100 h at 0.3 A cm−2, 700 °C