C-shaped ortho-benzodipyrrole-based acceptors with different electronic effects of top substituents for as-cast green-solvent processed high-performance organic solar cells

Author:

Gong Yufei12ORCID,Zou Tianwei12,Li Xiaojun12,Qin Shucheng12,Sun Guangpei12,Liang TongLing23ORCID,Zhou Ruimin4,Zhang Jianqi25ORCID,Zhang Jinyuan12,Meng Lei12ORCID,Wei Zhixiang25ORCID,Li Yongfang126ORCID

Affiliation:

1. Beijing National Laboratory for Molecular Sciences, CAS Key Laboratory of Organic Solids, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, China

2. School of Chemical Science, University of Chinese Academy of Sciences, Beijing 100049, China

3. Center for Physicochemical Analysis and Measurement, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, China

4. College of Chemistry and Green Catalysis Center, Zhengzhou University, Zhengzhou 450001, China

5. CAS Key Laboratory of Nanosystem and Hierarchical Fabrication, National Center for Nanoscience and Technology, Beijing 100190, China

6. Laboratory of Advanced Optoelectronic Materials, College of Chemistry, Chemical Engineering and Materials Science, Soochow University, Suzhou 215123, China

Abstract

We systematically investigated the effects of the top substituents on the physicochemical properties of SMAs and achieved the highest PCE for OSCs processed using a non-halogenated solvent without any extra treatment.

Funder

National Natural Science Foundation of China

National Key Research and Development Program of China

Beijing National Laboratory for Molecular Sciences

Publisher

Royal Society of Chemistry (RSC)

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