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

Author:

Ge Shiyu1,Xie Ruikuan2ORCID,Huang Bing3,Zhang Zhiyuan1,Liu Heming1,Kang Xin1,Hu Shuqi1,Li Shaohai1,Luo Yuting1ORCID,Yu Qiangmin1,Wang Jingwei1,Chai Guoliang2ORCID,Guan Lunhui3ORCID,Cheng Hui-Ming456ORCID,Liu Bilu1ORCID

Affiliation:

1. Shenzhen Geim Graphene Center, Tsinghua-Berkeley Shenzhen Institute & Institute of Materials Research, Tsinghua Shenzhen International Graduate School, Tsinghua University, Shenzhen 518055, P. R. China

2. State Key Laboratory of Structural Chemistry, Fujian Institute of Research on the Structure of Matter, Chinese Academy of Sciences, Fuzhou 350002, P. R. China

3. CAS Key Laboratory of Design and Assembly of Functional Nanostructures, Fujian Institute of Research on the Structure of Matter, Chinese Academy of Sciences, Fuzhou 350000, P. R. China

4. Shenyang National Laboratory for Materials Science, Institute of Metal Research, Chinese Academy of Sciences, Shenyang 110016, P. R. China

5. Faculty of Materials Science and Engineering, Institute of Technology for Carbon Neutrality, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen 518055, P. R. China

6. Advanced Technology Institute, University of Surrey, Guildford, Surrey GU2 7XH, UK

Abstract

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.

Funder

Guangdong Province Introduction of Innovative R&D Team

National Natural Science Foundation of China

National Science Fund for Distinguished Young Scholars

Basic and Applied Basic Research Foundation of Guangdong Province

Shenzhen Knowledge Innovation Program

Publisher

Royal Society of Chemistry (RSC)

Subject

Pollution,Nuclear Energy and Engineering,Renewable Energy, Sustainability and the Environment,Environmental Chemistry

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