{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,17]],"date-time":"2026-08-17T14:55:13Z","timestamp":1786978513633,"version":"build-2736575974"},"reference-count":41,"publisher":"Wiley","issue":"42","license":[{"start":{"date-parts":[[2022,9,18]],"date-time":"2022-09-18T00:00:00Z","timestamp":1663459200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/501100012226","name":"Fundamental Research Funds for the Central Universities","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100012226","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Small"],"published-print":{"date-parts":[[2022,10]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:p>\n                    An RhFe bimetallene with Fe atoms doped into Rh host for efficient hydrogen evolution reaction (HER), is constructed. When two doped Fe atoms occupy neighboring asymmetric spatial positions, their asymmetric exchange interaction drives electron hopping between the d\n                    <jats:sub>xy<\/jats:sub>\n                    orbital of a Fe atom and the d\n                    <jats:sub>z<\/jats:sub>\n                    <jats:sub>2<\/jats:sub>\n                    orbital of its neighboring Fe atom to push the d band center closer to the Fermi level as a result of electronic state reconstruction. The designed bimetallene with thickness of 0.77\u00a0nm (5 atomic layers), possesses excellent HER performance. The low overpotentials of 24.4 and 34.6\u00a0mV are achieved at the 10 and 100\u00a0mA cm\n                    <jats:sup>\u22122<\/jats:sup>\n                    current densities in 1\u00a0\n                    <jats:sc>m<\/jats:sc>\n                    KOH solution, respectively. An ultra\u2010low Tafel slope of 8.9\u00a0mV dec\n                    <jats:sup>\u22121<\/jats:sup>\n                    shows that this kind of RhFe bimetallene is of an ultrafast kinetic process. This work provides a strategy for designing HER catalysts with double metal composites.\n                  <\/jats:p>","DOI":"10.1002\/smll.202204456","type":"journal-article","created":{"date-parts":[[2022,9,18]],"date-time":"2022-09-18T12:44:37Z","timestamp":1663505077000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":34,"title":["Asymmetric Exchange Interaction Induces Highly Efficient Alkaline Hydrogen Evolution in RhFe Bimetallene"],"prefix":"10.1002","volume":"18","author":[{"given":"Kun","family":"Yan","sequence":"first","affiliation":[{"name":"National Laboratory of Solid States Microstructures and Key Laboratory of Modern Acoustics MOE Institute of Acoustics Nanjing University  Nanjing 210093 P. R. 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