{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,25]],"date-time":"2026-09-25T22:00:30Z","timestamp":1790373630407,"version":"4.1.0"},"reference-count":42,"publisher":"Wiley","issue":"17","license":[{"start":{"date-parts":[[2026,1,27]],"date-time":"2026-01-27T00:00:00Z","timestamp":1769472000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2026,1,27]],"date-time":"2026-01-27T00:00:00Z","timestamp":1769472000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["advanced.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Advanced Science"],"published-print":{"date-parts":[[2026,3]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:p>\n                    Metal halide perovskite quantum dots (PQDs) are promising emitters for light conversion but suffer from poor compatibility and scalability in polymer composites. Herein, we report a one\u2010step, solvent\u2010free mechanochemical strategy for the in situ synthesis of CsPbX\n                    <jats:sub>3<\/jats:sub>\n                    (Br\/Cl) QDs within halogenated butyl rubber (HIIR) via open\u2010mill shear, yielding monodisperse 2.6\u00a0nm CsPbBr\n                    <jats:sub>3<\/jats:sub>\n                    QDs uniformly embedded in a topological entanglement network. The CsPbX\n                    <jats:sub>3<\/jats:sub>\n                    \/HIIR composite exhibited a narrow emission at 515\u00a0nm (FWHM 17\u00a0nm), photoluminescence quantum yield of 91%, and ultra\u2010long lifetime of 1189\u00a0ns. Spectroscopic and mechanistic studies revealed that the in situ\u2010generated IIR\u2010OOCC\n                    <jats:sub>17<\/jats:sub>\n                    H\n                    <jats:sub>35<\/jats:sub>\n                    chains create an interfacial allyl ester passivation layer that suppresses surface traps and blocks H\n                    <jats:sub>2<\/jats:sub>\n                    O\/O\n                    <jats:sub>2<\/jats:sub>\n                    ingress. Consequently, films retained &gt; 90% initial intensity after 30\u2010day ambient storage, 99.8% after 30\u2010day water immersion, and 44% after 500\u00a0h blue\u2010light irradiation (5000 nit). Flexible white LEDs achieved standard white emission (0.333, 0.338), color\u2010rendering index of 55.7, and wide color gamut of 132% NTSC. The low\u2010cost and high\u2010efficiency manufacturing process can be readily scaled to 17 \u00d7 17 cm\n                    <jats:sup>2<\/jats:sup>\n                    films, offering an industrially viable route for stretchable displays, X\u2010ray scintillators, and wearable photonics.\n                  <\/jats:p>","DOI":"10.1002\/advs.202522934","type":"journal-article","created":{"date-parts":[[2026,1,27]],"date-time":"2026-01-27T14:41:03Z","timestamp":1769524863000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Large\u2010Scale In Situ Formation Perovskite Quantum Dots\/Elastomer Composite for High\u2010Performance White Light\u2010Emitting Diodes"],"prefix":"10.1002","volume":"13","author":[{"ORCID":"https:\/\/orcid.org\/0009-0007-3930-7084","authenticated-orcid":false,"given":"Yuxian","family":"Su","sequence":"first","affiliation":[{"name":"Key Laboratory of Extreme Environment Functional Materials 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