Substrate strain tunes operando geometric distortion and oxygen reduction activity of CuN2C2 single-atom sites

Guokang Han; Xue Zhang; Wei Liu; Qinghua Zhang; Zhiqiang Wang; Jun Cheng; Tao Yao; Lin Gu; Chunyu Du; Yunzhi Gao; Geping Yin

doi:10.1038/s41467-021-26747-1

Nature Communications (Nov 2021)

Substrate strain tunes operando geometric distortion and oxygen reduction activity of CuN2C2 single-atom sites

Guokang Han,
Xue Zhang,
Wei Liu,
Qinghua Zhang,
Zhiqiang Wang,
Jun Cheng,
Tao Yao,
Lin Gu,
Chunyu Du,
Yunzhi Gao,
Geping Yin

Affiliations

Guokang Han: MIIT Key Laboratory of Critical Materials Technology for New Energy Conversion and Storage, School of Chemistry and Chemical Engineering, Harbin Institute of Technology
Xue Zhang: State Key Laboratory of Physical Chemistry of Solid Surfaces, Collaborative Innovation Center of Chemistry for Energy Materials, National Engineering Laboratory for Green Chemical Productions of Alcohols, Ethers and Esters, College of Chemistry and Chemical Engineering, Xiamen University
Wei Liu: National Synchrotron Radiation Laboratory, University of Science and Technology of China
Qinghua Zhang: Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences
Zhiqiang Wang: Department of Chemistry, University of Western Ontario
Jun Cheng: State Key Laboratory of Physical Chemistry of Solid Surfaces, Collaborative Innovation Center of Chemistry for Energy Materials, National Engineering Laboratory for Green Chemical Productions of Alcohols, Ethers and Esters, College of Chemistry and Chemical Engineering, Xiamen University
Tao Yao: National Synchrotron Radiation Laboratory, University of Science and Technology of China
Lin Gu: Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences
Chunyu Du: MIIT Key Laboratory of Critical Materials Technology for New Energy Conversion and Storage, School of Chemistry and Chemical Engineering, Harbin Institute of Technology
Yunzhi Gao: MIIT Key Laboratory of Critical Materials Technology for New Energy Conversion and Storage, School of Chemistry and Chemical Engineering, Harbin Institute of Technology
Geping Yin: MIIT Key Laboratory of Critical Materials Technology for New Energy Conversion and Storage, School of Chemistry and Chemical Engineering, Harbin Institute of Technology

DOI: https://doi.org/10.1038/s41467-021-26747-1
Journal volume & issue: Vol. 12, no. 1
pp. 1 – 9

Abstract

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The rational design of single-atom catalysts is challenging. This work reveals a substrate-strain tuned geometry distortion of CuN2C2 single-atom site, which greatly boosts oxygen reduction activity by facilitating electron transfer to adsorbed O.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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