{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,22]],"date-time":"2026-10-22T12:12:20Z","timestamp":1792671140971,"version":"4.5.0"},"reference-count":59,"publisher":"Wiley","issue":"13","license":[{"start":{"date-parts":[[2026,2,15]],"date-time":"2026-02-15T00:00:00Z","timestamp":1771113600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,2,15]],"date-time":"2026-02-15T00:00:00Z","timestamp":1771113600000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"funder":[{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["52572193"],"award-info":[{"award-number":["52572193"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["52072001"],"award-info":[{"award-number":["52072001"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Angew Chem Int Ed"],"published-print":{"date-parts":[[2026,3,23]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:p>\n                    Long\u2010lived triplet excitons in polymers are crucial for driving oxygen reduction reaction (ORR) in photocatalytic H\n                    <jats:sub>2<\/jats:sub>\n                    O\n                    <jats:sub>2<\/jats:sub>\n                    production, but their formation is typically limited by weak spin\u2010orbit coupling (SOC) and a large singlet\u2013triplet splitting energy (\u0394\n                    <jats:italic>E<\/jats:italic>\n                    <jats:sub>ST<\/jats:sub>\n                    ). Here we present a \u201cdual\u2010polarized\u201d strategy in a novel donor\u2013acceptor (D\u2013A) polymer (MQDP) containing S\u2550N\u2500C and C\u2550N\u2500C linkages. MQDP polymer was prepared via supramolecular precursor polymerization of acenaphthenequinone (AQ), dibenzothiophene\u20105\u2010oxide (DPO), and melem (ME). Compared to the single\u2010polarized analogue MQP (\n                    <jats:italic>\u03c4<\/jats:italic>\n                    <jats:sub>p<\/jats:sub>\n                    = 672 \u00b5s), the dual\u2010polarized units in MQDP enhance SOC and reduce \u0394\n                    <jats:italic>E<\/jats:italic>\n                    <jats:sub>ST<\/jats:sub>\n                    , thereby generating multiple singlet\u2010to\u2010triplet intersystem crossing (ISC) transfer channels\u00a0to produce long\u2010lived triplet excitons (\n                    <jats:italic>\u03c4<\/jats:italic>\n                    <jats:sub>p<\/jats:sub>\n                    = 868 \u00b5s). In addition, the dual\u2010polarized MQDP enriches surface\u2212active sites for O\n                    <jats:sub>2<\/jats:sub>\n                    adsorption, effectively reducing the energy barrier for ORR. The MQDP achieves a remarkable H\n                    <jats:sub>2<\/jats:sub>\n                    O\n                    <jats:sub>2<\/jats:sub>\n                    generation rate of 15.38 mmol\u2009g\n                    <jats:sup>\u22121<\/jats:sup>\n                    \u2009h\n                    <jats:sup>\u22121<\/jats:sup>\n                    under visible light irradiation and ambient air, nearly 1.9 times higher than that of MQP (8.13\u2005mmol\u2009g\n                    <jats:sup>\u22121<\/jats:sup>\n                    h\n                    <jats:sup>\u22121<\/jats:sup>\n                    ). These findings demonstrate the effectiveness of the dual\u2010polarized design in tuning exciton dynamics and surface reactivity of D\u2013A polymers for enhanced photocatalysis.\n                  <\/jats:p>","DOI":"10.1002\/anie.202521132","type":"journal-article","created":{"date-parts":[[2026,2,15]],"date-time":"2026-02-15T08:58:49Z","timestamp":1771145929000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":5,"title":["Dual\u2010Polarized Donor\u2013Acceptor Polymer Unlocks Long\u2010Lived Triplet Excitons for High\u2010Efficiency H\n                    <sub>2<\/sub>\n                    O\n                    <sub>2<\/sub>\n                    Photosynthesis"],"prefix":"10.1002","volume":"65","author":[{"given":"Tong","family":"Tian","sequence":"first","affiliation":[{"name":"School of Materials Science and Engineering Anhui University  Hefei P.R. China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yue","family":"Wang","sequence":"additional","affiliation":[{"name":"School of Materials Science and Engineering Anhui University  Hefei P.R. China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Li","family":"Wang","sequence":"additional","affiliation":[{"name":"School of Materials Science and Engineering Anhui University  Hefei P.R. China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Zihuang","family":"Yuan","sequence":"additional","affiliation":[{"name":"School of Materials Science and Engineering Anhui University  Hefei P.R. China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Fuhu","family":"Yin","sequence":"additional","affiliation":[{"name":"School of Materials Science and Engineering Anhui University  Hefei P.R. China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Daochuan","family":"Jiang","sequence":"additional","affiliation":[{"name":"School of Materials Science and Engineering Anhui University  Hefei P.R. China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Qiao","family":"Shen","sequence":"additional","affiliation":[{"name":"School of Materials Science and Engineering Anhui University  Hefei P.R. China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yingqiang","family":"Sun","sequence":"additional","affiliation":[{"name":"School of Chemistry and Chemical Engineering Anhui University  Hefei P.R. China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Chuhong","family":"Zhu","sequence":"additional","affiliation":[{"name":"School of Materials Science and Engineering Anhui University  Hefei P.R. China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3280-4770","authenticated-orcid":false,"given":"Yupeng","family":"Yuan","sequence":"additional","affiliation":[{"name":"School of Materials Science and Engineering Anhui University  Hefei P.R. 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