Engineering oxygen vacancies on dendrite-like IrO2 for the oxygen evolution reaction in acidic solution
文献信息
Chao Cai, Shaobo Han, Yongliang Tang
Here we report IrO2 with dendrite-like nanostructures (DLNs) as a catalyst for the oxygen evolution reaction (OER) in acidic solution. The IrO2 DLNs are prepared by the molten salt method and have self-standing three dimensional structures. IrO2 with DLNs has a high mass activity determined to be 19-fold that of commercial IrO2. Combining a wide array of ex situ characterization methods, we demonstrate that the sublayer Ir cations and lattice O participate in the OER. The Ir corrosion and O/OH− adsorption during the OER can lead to IrO2 surface reconstruction, from a compressed one to a stretched one.
期刊推荐

Journal of the Indian Institute of Science

Medicinal Chemistry Research

Main Group Chemistry

NDT & E International

Bioorganic & Medicinal Chemistry Letters

Herald of the Russian Academy of Sciences

Colloid Journal

Journal of Chemical Sciences

Biocatalysis and Biotransformation

Acta Metallurgica Sinica-English Letters
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