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\bibitem{Chen_etal2022} {\textquotedblleft}\textit{Stoichiometry design in hierarchical CoNiFe phosphide for highly efficient water oxidation}{\textquotedblright}. Chen J, Ying J, Xiao Y, Dong Y, Ozoemena K I, Lenaerts S, Yang X, Science China : materials \textbf{65}, 2685 (2022).   http://doi.org/10.1007/S40843-022-2061-X

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