{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,25]],"date-time":"2026-09-25T06:59:21Z","timestamp":1790319561986,"version":"4.1.0"},"reference-count":46,"publisher":"Wiley","issue":"9","license":[{"start":{"date-parts":[[2026,9,21]],"date-time":"2026-09-21T00:00:00Z","timestamp":1789948800000},"content-version":"vor","delay-in-days":20,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,9,1]],"date-time":"2026-09-01T00:00:00Z","timestamp":1788220800000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["chemistry-europe.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["ChemPlusChem"],"published-print":{"date-parts":[[2026,9]]},"abstract":"<jats:p>\n                    Iron oxide is a promising candidate for a lithium\u2010ion battery anode material due to its high theoretical capacity, yet it suffers from poor conductivity and severe volume expansion. This work utilizes rare\u2010earth ytterbium (Yb) modification to engineer the crystal structure of iron oxide via in\u2009situ construction of a Fe\n                    <jats:sub>2<\/jats:sub>\n                    O\n                    <jats:sub>3<\/jats:sub>\n                    \/YbFeO\n                    <jats:sub>3<\/jats:sub>\n                    heterostructure. Ytterbium was selected for its unique electronic structure and larger ionic radius, enabling adjustment of the local electronic environment and enhancing structural tolerance. Using FeCl\n                    <jats:sub>3<\/jats:sub>\n                    and YbCl\n                    <jats:sub>3<\/jats:sub>\n                    as precursors, a Fe\u2013Yb composite with a molar ratio\u00a0of 20:1 was synthesized via hydrothermal synthesis, followed by calcination at 700, 800, and 900\u2009\u00b0C. The calcination temperature critically influenced electrochemical performance, with the 800\u2009\u00b0C\u2010treated sample (FeYb\u2010800) exhibiting optimal characteristics: it retained a high reversible capacity of 700\u2009mAh\u2009g\n                    <jats:sup>\u22121<\/jats:sup>\n                    after 100 cycles and maintained a stable capacity of\u2009~600 mAh\u2009g\n                    <jats:sup>\u22121<\/jats:sup>\n                    after 500 cycles at 0.5\u2009A g\n                    <jats:sup>\u22121<\/jats:sup>\n                    . Structural analysis indicates that ytterbium incorporation promotes the formation of a porous Fe\n                    <jats:sub>2<\/jats:sub>\n                    O\n                    <jats:sub>3<\/jats:sub>\n                    \/YbFeO\n                    <jats:sub>3<\/jats:sub>\n                    heterostructure. This architecture not only provides abundant active sites but also mitigates volume changes during cycling, effectively suppressing electrode degradation. This study successfully validates a viable strategy for fabricating high\u2010performance anode materials with promising potential for high\u2010energy\u2010density lithium\u2010ion batteries via rare\u2010earth ytterbium modification.\n                  <\/jats:p>","DOI":"10.1002\/cplu.70253","type":"journal-article","created":{"date-parts":[[2026,9,21]],"date-time":"2026-09-21T07:43:54Z","timestamp":1789976634000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Ytterbium\u2010Induced In\u2009Situ Formation of Fe\n                    <sub>2<\/sub>\n                    O\n                    <sub>3<\/sub>\n                    \/YbFeO\n                    <sub>3<\/sub>\n                    Heterostructure: A Highly Stable Capacitive Anode Material for Lithium\u2010Ion Batteries"],"prefix":"10.1002","volume":"91","author":[{"given":"Zhan\u2010Peng","family":"Zhao","sequence":"first","affiliation":[{"name":"Key Laboratory of Polymer and Catalyst Synthesis Technology of Liaoning Province School of Environmental and Chemical Engineering Shenyang University of Technology  Shenyang China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Zi\u2010Yu","family":"Dong","sequence":"additional","affiliation":[{"name":"Key Laboratory of Polymer and Catalyst Synthesis Technology of Liaoning Province School of Environmental and Chemical Engineering Shenyang University of Technology  Shenyang China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nuo","family":"Xu","sequence":"additional","affiliation":[{"name":"Key Laboratory of Polymer and Catalyst Synthesis Technology of Liaoning Province School of Environmental and Chemical Engineering Shenyang University of Technology  Shenyang China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jia\u2010Yi","family":"Ma","sequence":"additional","affiliation":[{"name":"Key Laboratory of Polymer and Catalyst Synthesis 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Laboratory of Polymer and Catalyst Synthesis Technology of Liaoning Province School of Environmental and Chemical Engineering Shenyang University of Technology  Shenyang China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1552-3376","authenticated-orcid":false,"given":"Yu\u2010Hang","family":"Zhang","sequence":"additional","affiliation":[{"name":"Key Laboratory of Polymer and Catalyst Synthesis Technology of Liaoning Province School of Environmental and Chemical Engineering Shenyang University of Technology  Shenyang China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Li\u2010Yan","family":"Tian","sequence":"additional","affiliation":[{"name":"Key Laboratory of Polymer and Catalyst Synthesis Technology of Liaoning Province School of Environmental and Chemical Engineering Shenyang University of Technology  Shenyang 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