Catalytic centers with multiple oxidation states: a strategy for breaking the overpotential ceiling from the linear scaling relation in oxygen evolution

Author:

Kim Ungsoo1,Mun Jinhong2,Koo Donghwan1,Seo Jihyung1,Choi Yunseong1,Lee Geunsik2ORCID,Park Hyesung1ORCID

Affiliation:

1. Department of Materials Science and Engineering, Graduate School of Semiconductor Materials and Devices Engineering, Graduate School of Carbon Neutrality, Low Dimensional Carbon Materials Center, Ulsan National Institute of Science and Technology, Ulsan 44919, Republic of Korea

2. Department of Chemistry, Center for Superfunctional Materials, Ulsan National Institute of Science and Technology (UNIST), Ulsan 44919, Republic of Korea

Abstract

The multiple-oxidation-state catalyst enhanced the oxygen evolution kinetics and energetics by facilitating the charge transfer and breaking the scaling relation, leading to an excellent oxygen evolution activity.

Funder

Ministry of Science and ICT

Publisher

Royal Society of Chemistry (RSC)

Subject

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

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