Tuning the physical properties of pyrrolo[3,4-c]pyrrole-1,3-dione-based highly efficient large band gap polymers via the chemical modification on the polymer backbone for polymer solar cells
Keyword(s):
Band Gap
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The property modulation of DPPD-based high energy converting large band gap polymer (PBDT–DPPD) was studied via the incorporation of strong electron accepting TPD, TT or DPP units on the polymer backbone.