D–A–A′-type asymmetric small molecules based on triphenylamine-diketopyrrolopyrrole/5,6-difluoro-2,1,3-benzothiadiazole backbone for organic photovoltaic materials
作者:Lunxiang Yin、Qingqing Yuan、Yanqin Li
DOI:10.1039/d0nj02239j
日期:——
Five novel asymmetric OSMs are designed and synthesized with a tuned terminal group and central core, and the effect of their structure on their photoelectrical properties are investigated.