Interfacial strain-activated oxygen spillover in sheet-like IrO
                    <sub>2</sub>
                    –CeO
                    <sub>2</sub>
                    catalysts enables ultralow-Ir high-efficiency PEM water electrolysis

DOI: 10.1039/d6cc05214b ISSN: 1359-7345

Interfacial strain-activated oxygen spillover in sheet-like IrO ₂ –CeO ₂ catalysts enables ultralow-Ir high-efficiency PEM water electrolysis

Tianxi Wen, Han Wang, Xinyi Gong, Mingjun Ren, Chuan Long, Yilong Yu, Qunli Tang, Aiping Hu, Yiming Zhu, Yanfei Wang, Xiaohua Chen, Liangliang Zou

Sheet-like IrO ₂ –CeO ₂ catalysts with interfacial strain-driven oxygen spillover and transfer the AEM to OPM pathway for efficient oxygen evolution.