{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,23]],"date-time":"2026-10-23T02:39:12Z","timestamp":1792723152527,"version":"4.5.0"},"reference-count":74,"publisher":"Wiley","issue":"59","license":[{"start":{"date-parts":[[2026,8,18]],"date-time":"2026-08-18T00:00:00Z","timestamp":1787011200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,8,18]],"date-time":"2026-08-18T00:00:00Z","timestamp":1787011200000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"funder":[{"DOI":"10.13039\/501100003725","name":"National Research Foundation of Korea","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100003725","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Small"],"published-print":{"date-parts":[[2026,10]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:p>\n                    Understanding the dynamic surface evolution of electrocatalysts under working conditions is essential for the rational design of efficient water\u2010splitting systems. Herein, the self\u2010induced surface reconstruction of a superstructural electrocatalyst composed of metallic cobalt\/hexagonal cobalt selenide nanoparticles confined within an N\u2010doped carbon nanocage (\n                    <jats:italic>h<\/jats:italic>\n                    \u2010CoSe@Co) during the alkaline hydrogen evolution reaction (HER) is investigated. Upon surface reconstruction,\n                    <jats:italic>h<\/jats:italic>\n                    \u2010CoSe@Co evolves into an\n                    <jats:italic>h<\/jats:italic>\n                    \u2010CoSe\/CoOOH heterointerface that serves as the catalytically active site, promoting water adsorption and facilitating water dissociation. In situ Raman spectroscopy enables direct observation of the surface reconstruction and interfacial water capture. Complementary density functional theory (DFT) calculations further demonstrate that the\n                    <jats:italic>h<\/jats:italic>\n                    \u2010CoSe\/CoOOH heterostructure exhibits redistributed electronic states near the Fermi level and a near\u2010thermoneutral Gibbs free energy of hydrogen adsorption. Due to the synergistic effects of surface reconstruction and intrinsic properties,\n                    <jats:italic>h<\/jats:italic>\n                    \u2010CoSe@Co delivers enhanced HER performance relative to\n                    <jats:italic>o<\/jats:italic>\n                    \u2010CoSe\n                    <jats:sub>2<\/jats:sub>\n                    and\n                    <jats:italic>c\u2010<\/jats:italic>\n                    CoSe\n                    <jats:sub>2<\/jats:sub>\n                    . This proof\u2010of\u2010concept study provides deep insight into the structure\u2013activity relationship of a cobalt\u2010based chalcogenide electrocatalyst through a self\u2010induced surface reconstruction strategy for tuning adsorption energetics, thereby advancing efficient hydrogen energy technologies.\n                  <\/jats:p>","DOI":"10.1002\/smll.75315","type":"journal-article","created":{"date-parts":[[2026,8,18]],"date-time":"2026-08-18T11:03:27Z","timestamp":1787051007000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Operando Identification of\n                    <i>h<\/i>\n                    \u2010CoSe@Co Self\u2010Reconstruction into a CoOOH Heterointerface as the Active Site for Alkaline Hydrogen Evolution"],"prefix":"10.1002","volume":"22","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-2116-6707","authenticated-orcid":false,"given":"Ngoc 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