A Polymer Acceptor with Grafted Small Molecule Acceptor Unit for Efficient All Polymer Organic Solar Cells

Wendi Shi, Yuzhong Huang, Kangqiao Ma, Xiaodong Si, Wanying Feng, Ruohan Wang, Jiaxin Guo, Wei Ma, Shijie Wang, Andrew Clulow, Lester Barnsley, Zhaoyang Yao, Chenxi Li, Xiangjian Wan, Yongsheng Chen

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4 Citations (Scopus)

Abstract

A polymer acceptor, named PX-1, is designed and synthesized using a polymerization strategy with grafted small molecule acceptors. This design approach allows for the freedom of end groups while maintaining efficient terminal packing, enhancing π–π interactions, and facilitating charge transport. All-polymer organic solar cells based on PM6: PX-1 demonstrate a promising efficiency of 13.55%. The result presents an alternative pathway for the design of high-efficiency polymer acceptors through the careful regulation of small molecule acceptor monomers and linker units.

Original languageEnglish
Article number2300407
Number of pages7
JournalMacromolecular Rapid Communications
Volume44
Issue number23
DOIs
Publication statusPublished - Dec 2023
Externally publishedYes

Keywords

  • all-polymer solar cells
  • polymer acceptors
  • polymerization

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