{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,8]],"date-time":"2026-10-08T23:40:32Z","timestamp":1791502832786,"version":"4.3.4"},"reference-count":67,"publisher":"Wiley","issue":"48","license":[{"start":{"date-parts":[[2025,9,26]],"date-time":"2025-09-26T00:00:00Z","timestamp":1758844800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2025,9,26]],"date-time":"2025-09-26T00:00:00Z","timestamp":1758844800000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Angew Chem Int Ed"],"published-print":{"date-parts":[[2025,11,24]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:p>\n                    Electrocatalytic nitrate (NO\n                    <jats:sub>3<\/jats:sub>\n                    <jats:sup>\u2212<\/jats:sup>\n                    ) reduction to ammonia (NH\n                    <jats:sub>3<\/jats:sub>\n                    ) represents a sustainable strategy for wastewater treatment and green NH\n                    <jats:sub>3<\/jats:sub>\n                    production; however, its efficiency is limited by sluggish reaction kinetics and the competing hydrogen evolution reaction (HER). Herein, we propose a laser\u2010programmed spatial relay catalysis strategy mediated by migratory *NO\n                    <jats:sub>2<\/jats:sub>\n                    intermediate on Co\u2500Ag dual heterojunctions. Site\u2010selective laser irradiation of Ag\u2010predeposited Co foil generates spatially segregated interfaces, where hexagonal close\u2010packed (hcp)\u2010Co\/face\u2010centered cubic (fcc)\u2010Co heterojunctions facilitate thermodynamically favorable NO\n                    <jats:sub>3<\/jats:sub>\n                    <jats:sup>\u2212<\/jats:sup>\n                    deoxygenation, and Ag\/hcp\u2010Co interfaces promote kinetically enhanced NO\n                    <jats:sub>2<\/jats:sub>\n                    <jats:sup>\u2212<\/jats:sup>\n                    protonation. Operando spectroscopic analysis, combined with electrochemical differential mass spectrometry (DEMS), confirms the migratory relay mechanism involving *NO\n                    <jats:sub>2<\/jats:sub>\n                    transport between catalytic sites. Density functional theory (DFT) calculations show that interfacial charge redistribution enables distinct catalytic functions at interface sites. The phase\u2010transformation\u2010formed hcp\u2010Co\/fcc\u2010Co heterojunctions enhance NO\n                    <jats:sub>3<\/jats:sub>\n                    <jats:sup>\u2212<\/jats:sup>\n                    adsorption and reduce deoxygenation barriers, whereas Ag\/hcp\u2010Co interfaces suppress HER and promote *NO hydrogenation by lowering the rate\u2010determining *NO\u2192*NOH barrier to 0.25\u00a0eV via Fermi\u2010level d\u2010band engineering. This collaborative spatial design reaches 94.8%\u00a0\u00b1\u00a03.4% Faradaic efficiency (FE) for NH\n                    <jats:sub>3<\/jats:sub>\n                    in nitrate\u2010to\u2010ammonia electroreduction at \u22120.4\u00a0V (versus RHE), with 92.5% activity retention over 50 cycles. It highlights the promise of interface\u2010driven relay catalysis in complex electrochemical systems and enables scalable electrode fabrication.\n                  <\/jats:p>","DOI":"10.1002\/anie.202515393","type":"journal-article","created":{"date-parts":[[2025,9,26]],"date-time":"2025-09-26T07:01:52Z","timestamp":1758870112000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":16,"title":["Laser\u2010Programmed Spatial Relay Catalysis on Co\u2500Ag Dual Heterojunctions for Efficient Nitrate\u2010to\u2010Ammonia Conversion via Migratory *NO\n                    <sub>2<\/sub>\n                    Shuttling"],"prefix":"10.1002","volume":"64","author":[{"ORCID":"https:\/\/orcid.org\/0009-0000-6658-5329","authenticated-orcid":false,"given":"Jing","family":"Geng","sequence":"first","affiliation":[{"name":"School of Materials and Chemical Engineering Anhui Province International Research Center on Advanced Building Materials Anhui Jianzhu University  No. 292, Ziyun Road Hefei 230601 China"},{"name":"Anhui Province Key Laboratory of Advanced Building Materials Anhui Jianzhu University  No. 292, Ziyun Road Hefei 230601 China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yaocai","family":"Wu","sequence":"additional","affiliation":[{"name":"School of Materials and Chemical Engineering Anhui Province International Research Center on Advanced Building Materials Anhui Jianzhu University  No. 292, Ziyun Road Hefei 230601 China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sihan","family":"Ji","sequence":"additional","affiliation":[{"name":"School of Energy Materials and Chemical Engineering Hefei University  No. 99, Jinxiu Avenue Hefei 230601 China"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2025,9,26]]},"reference":[{"key":"e_1_2_8_1_1","doi-asserted-by":"publisher","DOI":"10.1002\/anie.202510139"},{"key":"e_1_2_8_2_1","doi-asserted-by":"publisher","DOI":"10.1021\/jacs.5c02540"},{"key":"e_1_2_8_3_1","volume":"506","author":"Zhang H. 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