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The mesoporous nature of the prepared nanocomposites was observed from electron microscopy and surface area measurements. The electrochemical measurements show the bifunctional nature of mesoporous \u03b1-Fe<jats:sub>2<\/jats:sub>O<jats:sub>3<\/jats:sub>@g-C<jats:sub>3<\/jats:sub>N<jats:sub>4<\/jats:sub>-NCs in electrolysis of water for oxygen evolution and oxygen reduction reactions (OER\/ORR) using 0.5\u2009M KOH. Higher current density of mesoporous \u03b1-Fe<jats:sub>2<\/jats:sub>O<jats:sub>3<\/jats:sub>@g-C<jats:sub>3<\/jats:sub>N<jats:sub>4<\/jats:sub>-NCs reveals the enhanced electrochemical performance compared to pure Fe<jats:sub>2<\/jats:sub>O<jats:sub>3<\/jats:sub> nanoparticles (NPs). The onset potential, over-potential and Tafel slopes of mesoporous \u03b1-Fe<jats:sub>2<\/jats:sub>O<jats:sub>3<\/jats:sub>@g-C<jats:sub>3<\/jats:sub>N<jats:sub>4<\/jats:sub>-NCs were found lower than that of pure \u03b1-Fe<jats:sub>2<\/jats:sub>O<jats:sub>3<\/jats:sub>-NPs. Rotating disc electrode experiments followed by the K-L equation were used to investigate 4e<jats:sup>\u2212<\/jats:sup> redox system. Therefore, the mesoporous \u03b1-Fe<jats:sub>2<\/jats:sub>O<jats:sub>3<\/jats:sub>@g-C<jats:sub>3<\/jats:sub>N<jats:sub>4<\/jats:sub>-NCs bifunctional electro-catalysts can be considered as potential future low-cost alternatives for Pt\/C catalysts, which are currently used in fuel cells.<\/jats:p>","DOI":"10.1038\/s41598-019-50780-2","type":"journal-article","created":{"date-parts":[[2019,10,2]],"date-time":"2019-10-02T06:06:02Z","timestamp":1569996362000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":130,"title":["RETRACTED ARTICLE: Facile Synthesis of Mesoporous \u03b1-Fe2O3@g-C3N4-NCs for Efficient Bifunctional Electro-catalytic Activity (OER\/ORR)"],"prefix":"10.1038","volume":"9","author":[{"given":"Osamah","family":"Alduhaish","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0484-0299","authenticated-orcid":false,"given":"Mohd","family":"Ubaidullah","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3967-5553","authenticated-orcid":false,"given":"Abdullah M.","family":"Al-Enizi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Norah","family":"Alhokbany","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Saad M.","family":"Alshehri","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jahangeer","family":"Ahmed","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2019,10,2]]},"reference":[{"key":"50780_CR1","doi-asserted-by":"publisher","first-page":"68","DOI":"10.1016\/j.snb.2018.12.089","volume":"285","author":"J Sun","year":"2019","unstructured":"Sun, J. et al. 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