Influence of fluorination on the properties and performance of isoindigo-quaterthiophene-based polymers

  • Huawei Hu
  • , Kui Jiang
  • , Joo Hyun Kim
  • , Guofang Yang
  • , Zhengke Li
  • , Tingxuan Ma
  • , Guanghao Lu
  • , Yongquan Qu
  • , Harald Ade
  • , He Yan

Research output: Contribution to journalArticlepeer-review

45 Scopus citations

Abstract

Here a series of isoindigo (ID) and quaterthiophene (T4)-based donor-acceptor copolymers are synthesized and compared. The polymer with fluorination on the donor unit exhibits the strongest extent of temperature-dependent aggregation, which leads to a higher hole mobility of the polymer and PSCs with efficiencies up to 7.0% without using any processing additives. Our results provide important insights into how fluorination affects the aggregation properties and performance of isoindigo-based polymers.

Original languageEnglish
Pages (from-to)5039-5043
Number of pages5
JournalJournal of Materials Chemistry A
Volume4
Issue number14
DOIs
StatePublished - 2016

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

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