Royal Society of Chemistry, RSC Advances, 9(12), p. 5094-5104, 2022
DOI: 10.1039/d2ra00448h
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Postspinel-structured oxides, CaB2O4 (B = Cr3+, Mn3+, and Fe3+), have exhibited systematically higher catalytic activities in the oxygen evolution reaction (OER) than nominally conventional counterparts of perovskite LaBO3 and spinel ZnB2O4.