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\bibitem{Zheng_etal2021} {\textquotedblleft}\textit{Monitoring oxygen production on mass-selected iridium{\textendash}tantalum oxide electrocatalysts}{\textquotedblright}. Zheng Y-R, Vernieres J, Wang Z, Zhang K, Hochfilzer D, Krempl K, Liao T-W, Presel F, Altantzis T, Fatermans J, Scott SB, Secher NM, Moon C, Liu P, Bals S, Van Aert S, Cao A, Anand M, N{\o}rskov JK, Kibsgaard J, Chorkendorff I, Nature Energy  (2021).   http://doi.org/10.1038/s41560-021-00948-w

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