{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,13]],"date-time":"2026-10-13T22:54:46Z","timestamp":1791932086986,"version":"4.3.4"},"reference-count":45,"publisher":"Wiley","issue":"42","license":[{"start":{"date-parts":[[2025,7,7]],"date-time":"2025-07-07T00:00:00Z","timestamp":1751846400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/100014473","name":"Shandong Provincial Education Science Plan","doi-asserted-by":"publisher","award":["24JK0354"],"award-info":[{"award-number":["24JK0354"]}],"id":[{"id":"10.13039\/100014473","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100017620","name":"Shaanxi Science and Technology Co-ordination and Innovation Project of China","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100017620","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["chemistry-europe.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Chemistry A European J"],"published-print":{"date-parts":[[2025,7,25]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:p>\n                    Near\u2010infrared (NIR) BODIPY\u2010based photosensitizer\n                    <jats:bold>NIR\u20102BDP<\/jats:bold>\n                    is constructed through an Fe\n                    <jats:sup>3+<\/jats:sup>\n                    oxidation strategy. Theoretical calculations and experimental results show that intramolecular charge separation effectively reduces the HOMO\u2010LUMO energy gap, broadens the light absorption range, and suppresses radiative transition (RT) processes. The decrease in the singlet\u2010triplet energy gap enhances the intersystem crossing (ISC) ability of\n                    <jats:bold>NIR\u20102BDP<\/jats:bold>\n                    (the spin\u2010orbit coupling constant (S\n                    <jats:sub>1<\/jats:sub>\n                    \u2192T\n                    <jats:sub>1<\/jats:sub>\n                    ) is 2.5 times that of\n                    <jats:bold>NIR\u2010BDP<\/jats:bold>\n                    , and the singlet oxygen (\n                    <jats:sup>1<\/jats:sup>\n                    O\n                    <jats:sub>2<\/jats:sub>\n                    ) quantum yield is 2.1 times that of\n                    <jats:bold>NIR\u2010BDP<\/jats:bold>\n                    ). The low RT (only 2.2% fluorescence quantum yield) and relatively low triplet generation (11.7%\n                    <jats:sup>1<\/jats:sup>\n                    O\n                    <jats:sub>2<\/jats:sub>\n                    quantum yield) suggest that\n                    <jats:bold>NIR\u20102BDP<\/jats:bold>\n                    should have a stronger contribution of nonradiative transition (NRT) processes (and hence a higher photothermal conversion capability). Nanoparticles constructed from\n                    <jats:bold>NIR\u20102BDP<\/jats:bold>\n                    and DSPE\u2010mPEG\n                    <jats:sub>2000<\/jats:sub>\n                    exhibit good photothermal conversion efficiency (41.4%) and killing efficiency to tumor cells in the NIR\u2010II window (1000\u20101700\u00a0nm). Therefore, this study extends the sensitization window and improves the NRT ability, paving the way for the construction of multi\u2010functional NIR BODIPY\u2010like photosensitizers.\n                  <\/jats:p>","DOI":"10.1002\/chem.202501427","type":"journal-article","created":{"date-parts":[[2025,7,7]],"date-time":"2025-07-07T09:46:49Z","timestamp":1751881609000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Fe\n                    <sup>3+<\/sup>\n                    Oxidation Strategy Enhances the Nonradiative Transition Ability of a Near\u2010Infrared BODIPY Photosensitizer for Photothermal Therapy"],"prefix":"10.1002","volume":"31","author":[{"given":"Fei","family":"Cheng","sequence":"first","affiliation":[{"name":"College of Bioresources and Materials Engineering, Shaanxi Collaborative Innovation Center of Industrial Auxiliary Chemistry &amp; Technology Shaanxi University of Science &amp; Technology  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