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Rapid Commun."],"published-print":{"date-parts":[[2025,3]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:p>Conjugated polymers have attracted extensive attention as semiconducting materials in wearable and flexible electronics. In this study, we utilize atom\u2010economical Knoevenagel reaction to construct two conjugated polymers, <jats:bold>PTDPP\u2010CNTT<\/jats:bold> and <jats:bold>PFDPP\u2010CNTT<\/jats:bold>, based on dialdehyde\u2010thiophene\/furan\u2010flanked diketopyrrolopyrrole (DPP) and 2,2\u2032\u2010(thieno[3,2\u2010<jats:italic>b<\/jats:italic>]thiophene\u20102,5\u2010diyl)diacetonitrile (CNTT). The resulting polymers exhibited suitable highest occupied molecular orbital\/lowest unoccupied molecular orbital (HOMO\/LUMO) energy levels, small bandgaps, and broad UV\u2013vis\u2013NIR absorptions (\u2248400\u20131000\u00a0nm), endowing them with photothermal and balanced ambipolar semiconducting properties with hole and electron mobilities over 10<jats:sup>\u22123<\/jats:sup> cm<jats:sup>2<\/jats:sup>V<jats:sup>\u22121<\/jats:sup>s<jats:sup>\u22121<\/jats:sup>. Additionally, <jats:bold>PTDPP\u2010CNTT<\/jats:bold>\u2010based organic field\u2010effect transistors (OFETs)\u00a0devices show photo\u2010responsive characteristics at 808 and 980\u00a0nm in the hole transport channel with the photo\u2010responsivenesses of 9.0 \u00d7 10<jats:sup>\u22123<\/jats:sup> A\/W and 0.4 A\/W, respectively, suggesting potential application in organic NIR\u2010phototransistors.<\/jats:p>","DOI":"10.1002\/marc.202401055","type":"journal-article","created":{"date-parts":[[2025,1,13]],"date-time":"2025-01-13T11:30:16Z","timestamp":1736767816000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Synthesis and Optoelectronic Characterizations of Conjugated Polymers Based on Diketopyrrolopyrrole and 2,2\u2032\u2010(thieno[3,2\u2010<i>b<\/i>]thiophene\u20102,5\u2010diyl)diacetonitrile Via Knoevenagel 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