Oxygen-vacancy-mediated electron localization at the nickel sites in nickel/iron layered double hydroxide towards efficient oxygen evolution reaction

Author:

Zhang Jing12,Li Meng3,Qiao Zhiqiang12,Huo Kaixuan4,Yang Yang5,Ji Deqiang12,Yuan Dandan12,Lin Liyu6,Li Zhida125ORCID,Wu Hongjun12

Affiliation:

1. National Key Laboratory of Continental Shale Oil, Northeast Petroleum University, Daqing, Heilongjiang 163318, China

2. College of New Energy and Materials, Northeast Petroleum University, Daqing, Heilongjiang 163318, China

3. College of New Energy, State Key Laboratory of Heavy Oil Processing, China University of Petroleum (East China), Qingdao 266580, China

4. College of Chemistry and Chemical Engineering, State Key Laboratory of Heavy Oil Processing, China University of Petroleum (East China), Qingdao 266580, China

5. State Key Laboratory of Urban Water Resource and Environment, School of Civil and Environmental Engineering, Harbin Institute of Technology, Shenzhen 518055, China

6. College of New Materials and New Energies, Shenzhen Technology University, Shenzhen, 518118, China

Abstract

Fe weakens Ni–O bonds in NiFe-LDH, generating abundant oxygen vacancies that can mediate electron transfer from Fe to Ni.

Funder

Natural Science Foundation of Heilongjiang Province

China Postdoctoral Science Foundation

Publisher

Royal Society of Chemistry (RSC)

Subject

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

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