A robust chromium–iridium oxide catalyst for high-current–density acidic oxygen evolution in proton exchange membrane electrolyzers

• DOI: 10.1039/d3ee01192e
• Publication Date: 2023-06-14T00:22:18Z
• Authors: Shiyu Ge; Ruikuan Xie; Bing Huang; Zhiyuan Zhang; Heming Liu; Xin Kang; Shuqi Hu; Shaohai Li; Yuting Luo; Qiangmin Yu; Jingwei Wang; Guoliang Chai; Lunhui Guan; Hui-Ming Cheng; Bilu Liu

A chromium–iridium oxide electrocatalyst with an interfacial coupling effect, endowing it with high activity and stability for the oxygen evolution reaction, as well as high performance of hydrogen production in a PEM electrolyzer.