{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,23]],"date-time":"2026-08-23T15:05:16Z","timestamp":1787497516967,"version":"build-2736575974"},"reference-count":40,"publisher":"Wiley","issue":"8","license":[{"start":{"date-parts":[[2013,3,12]],"date-time":"2013-03-12T00:00:00Z","timestamp":1363046400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Macromol. Rapid Commun."],"published-print":{"date-parts":[[2013,4,25]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:p>\n                    A novel conjugated polymer\n                    <jats:bold>PIDTT\u2010quinoxaline (Qx)<\/jats:bold>\n                    based on the coplanar thieno[3,2\u2010b]thiophene\u2010phenylene\u2010thieno[3,2\u2010b]thiophene structure is synthesized and evaluated as an electron\u2010donor material for bulk\u2010heterojunction polymer solar cells (BHJ PSCs). The absorption spectra, electrochemical, charge transport, and film morphology properties as well as theoretical modeling of\n                    <jats:bold>PIDTT\u2010Qx<\/jats:bold>\n                    are investigated to understand its intrinsic structure\u2013property relationship. As expected, this polymer with an extended \u03c0\u2010conjugated backbone exhibits a narrow\u2010bandgap and board absorption spectrum for enhanced light harvesting. BHJ PSCs (ITO\/PEDOT:PSS\/polymer:PC\n                    <jats:sub>71<\/jats:sub>\n                    BM\/interlayer\/Al) afford a maximum power conversion efficiency of 5.05% with an open\u2010circuit voltage of 0.84 V, a short\u2010circuit current density of 11.26 mA cm\n                    <jats:sup>\u22122<\/jats:sup>\n                    , and a fill factor of 53.4%. These results demonstrate the potential of\n                    <jats:bold>PIDTT\u2010Qx<\/jats:bold>\n                    as an efficient electron\u2010donor material for BHJ PSCs.\n                    <jats:boxed-text content-type=\"graphic\" position=\"anchor\">\n                      <jats:graphic xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" mimetype=\"image\/jpeg\" position=\"anchor\" specific-use=\"enlarged-web-image\" xlink:href=\"graphic\/mgra001.jpg\">\n                        <jats:alt-text>magnified image<\/jats:alt-text>\n                      <\/jats:graphic>\n                    <\/jats:boxed-text>\n                  <\/jats:p>","DOI":"10.1002\/marc.201300028","type":"journal-article","created":{"date-parts":[[2013,3,13]],"date-time":"2013-03-13T20:19:59Z","timestamp":1363205999000},"page":"681-688","source":"Crossref","is-referenced-by-count":27,"title":["Synthesis of a Novel Low\u2010Bandgap Polymer Based on a Ladder\u2010Type Heptacyclic Arene Consisting of Outer Thieno[3,2\u2010b]thiophene Units for Efficient Photovoltaic Application"],"prefix":"10.1002","volume":"34","author":[{"given":"Xiaofeng","family":"Xu","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ping","family":"Cai","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yong","family":"Lu","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ng Siu","family":"Choon","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Junwu","family":"Chen","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Beng 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