Interfacial atomic Ni tetragon intercalation in a NiO2-to-Pd hetero-structure triggers superior HER activity to the Pt catalyst

Author:

Li Haolin12345ORCID,Dai Sheng6789,Bhalothia Dinesh451011ORCID,Hu Alice123122ORCID,Chou Jyh-Pin13141511ORCID,Chen Tsan-Yao45101116ORCID

Affiliation:

1. Department of Mechanical Engineering

2. City University of Hong Kong

3. China

4. Department of Engineering and System Science

5. National Tsing Hua University

6. School of Chemistry & Molecular Engineering

7. East China University of Science and Technology

8. Shanghai 200237

9. P. R. China

10. Hsinchu

11. Taiwan

12. Department of Materials Science and Engineering

13. Department of Physics

14. National Changhua University of Education

15. Changhua

16. Institute of Nuclear Engineering and Science

Abstract

Electron relocation pumps charge from Ni via tensile strain of doped Ni tetragons, compression strain of surrounding Pd atoms and the inherent electronegative difference, thus promising prominent hydrogen evolution efficiency for the Pd surface.

Funder

Ministry of Science and Technology, Taiwan

City University of Hong Kong

Publisher

Royal Society of Chemistry (RSC)

Subject

General Materials Science,Renewable Energy, Sustainability and the Environment,General Chemistry

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