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- W2622728719 endingPage "1700286" @default.
- W2622728719 startingPage "1700286" @default.
- W2622728719 abstract "The development of new materials/structures for efficient electrocatalytic water oxidation, which is a key reaction in realizing artificial photosynthesis, is an ongoing challenge. Herein, a Co(OH)F material as a new electrocatalyst for the oxygen evolution reaction (OER) is reported. The as-prepared 3D Co(OH)F microspheres are built by 2D nanoflake building blocks, which are further woven by 1D nanorod foundations. Weaving and building the substructures (1D nanorods and 2D nanoflakes) provides high structural void porosity with sufficient interior space in the resulting 3D material. The hierarchical structure of this Co(OH)F material combines the merits of all material dimensions in heterogeneous catalysis. The anisotropic low-dimensional (1D and 2D) substructures possess the advantages of a high surface-to-volume ratio and fast charge transport. The interconnectivity of the nanorods is also beneficial for charge transport. The high-dimensional (3D) architecture results in sufficient active sites per the projected electrode surface area and is favorable for efficient mass diffusion during catalysis. A low overpotential of 313 mV is required to drive an OER current density of 10 mA cm-2 on a simple glassy carbon (GC) working electrode in a 1.0 m KOH aqueous solution." @default.
- W2622728719 created "2017-06-15" @default.
- W2622728719 creator A5004773375 @default.
- W2622728719 creator A5021383691 @default.
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- W2622728719 creator A5076352376 @default.
- W2622728719 creator A5084574966 @default.
- W2622728719 date "2017-06-06" @default.
- W2622728719 modified "2023-10-16" @default.
- W2622728719 title "Hierarchical Co(OH)F Superstructure Built by Low-Dimensional Substructures for Electrocatalytic Water Oxidation" @default.
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