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Thermally activated growth of ternary oxyhydroxides on perovskites for efficient water oxidation.
Wu, Chao; Xiao, Zhanhong; Tang, Ying; Li, Junhua; Zou, Anqi; Zhu, Jiliang; Wang, Xiaopeng; Wu, Jiagang.
Afiliação
  • Wu C; College of Materials Science and Engineering, Sichuan University, Chengdu, 610065, China. wangxiaopeng@scu.edu.cn.
  • Xiao Z; Institute of Sustainability for Chemical, Energy and Environment (ISCE2), Agency for Science, Technology and Research (A*STAR), 1 Pesek Road Jurong Island, Singapore, 627833, Republic of Singapore.
  • Tang Y; College of Materials Science and Engineering, Sichuan University, Chengdu, 610065, China. wangxiaopeng@scu.edu.cn.
  • Li J; College of Materials Science and Engineering, Sichuan University, Chengdu, 610065, China. wangxiaopeng@scu.edu.cn.
  • Zou A; College of Materials Science and Engineering, Sichuan University, Chengdu, 610065, China. wangxiaopeng@scu.edu.cn.
  • Zhu J; College of Materials Science and Engineering, Sichuan University, Chengdu, 610065, China. wangxiaopeng@scu.edu.cn.
  • Wang X; College of Materials Science and Engineering, Sichuan University, Chengdu, 610065, China. wangxiaopeng@scu.edu.cn.
  • Wu J; College of Materials Science and Engineering, Sichuan University, Chengdu, 610065, China. wangxiaopeng@scu.edu.cn.
Chem Commun (Camb) ; 60(70): 9380-9383, 2024 Aug 27.
Article em En | MEDLINE | ID: mdl-39129717
ABSTRACT
Perovskite oxides are promising catalysts for water oxidation. Herein, we constructed a Sr3CoFeWO9 triple perovskite with Co, Fe, and W atoms sharing octahedral positions. Thermally activated growth of an amorphous FeCoW oxyhydroxide layer on this perovskite pre-catalyst greatly enhanced the oxygen evolution reaction (OER) activities, reducing overpotential at 10 mA cm-2geo by 115 mV. This highlights the benefits of compositional design and structural reconstruction for efficient electrocatalytic materials.

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Idioma: En Revista: Chem Commun (Camb) Assunto da revista: QUIMICA Ano de publicação: 2024 Tipo de documento: Article País de afiliação: China País de publicação: Reino Unido

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Idioma: En Revista: Chem Commun (Camb) Assunto da revista: QUIMICA Ano de publicação: 2024 Tipo de documento: Article País de afiliação: China País de publicação: Reino Unido