Facile synthesis of a semiconducting bithiophene-azine polymer and its application for organic thin film transistors and organic photovoltaics

Guanlin Wang, Pankaj Kumar, Zhifang Zhang, Arthur D. Hendsbee, Haitao Liu, Xu Li, Jinliang Wang, Yuning Li*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

7 Citations (Scopus)

Abstract

A new azine polymer poly(4,4′-didodecyl-2,2′-bithiophene-azine) (PDDBTA) was synthesized in only three steps. PDDBTA showed hole mobilities of up to 4.1 × 10-2 cm2 V-1 s-1 in organic thin film transistors (OTFTs) as a p-channel material. As a donor in organic photovoltaics (OPVs), power conversion efficiencies (PCEs) of up to 2.18% were achieved, which is the first example of using an azine-based polymer for OPVs. These preliminary results demonstrate the potential of bithiophene-azine polymers as a new type of low-cost semiconductor material for OPVs and other organic electronics.

Original languageEnglish
Pages (from-to)12876-12882
Number of pages7
JournalRSC Advances
Volume10
Issue number22
DOIs
Publication statusPublished - 31 Mar 2020
Externally publishedYes

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