Nanosurface-induced construction of NiCoP–CoP heterostructure nanobristle electrodes for highly efficient alkaline hydrogen evolution reaction

J. Mater. Chem. A, 2023, Advance Article
DOI: 10.1039/D3TA04920E, Paper
Peng Liu, Juan Wang, Yiming Sui, Guangyao Zhao, Rui Yao, Dongsheng Xia, Zhenbin Guo, Feiyu Kang, Lei Wang, Cheng Yang
NiCoP-CoP@NNA is a hierarchical heterostructured HER catalyst prepared by Ni solid-state diffusion from Ni nanowire substrate. DFT shows that Ni atoms diffuse from nano-sized substrate easily, and the heterostructure has a low water dissociation energy barrier, leading to better HER activity.
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