Inhibiting excessive molecular aggregation to achieve highly efficient and stabilized organic solar cells by introducing a star-shaped nitrogen heterocyclic-ring acceptor

Author:

Liao Xunfan1ORCID,Xie Qian12,Guo Yaxiao3,He Qiannan2,Chen Zeng4,Yu Na5,Zhu Peipei1,Cui Yongjie15,Ma Zaifei5ORCID,Xu Xiaobao6ORCID,Zhu Haiming4,Chen Yiwang12ORCID

Affiliation:

1. Institute of Advanced Scientific Research (iASR), Key Laboratory of Functional Small Molecules for Ministry of Education, Jiangxi Normal University, 99 Ziyang Avenue, Nanchang 330022, China

2. College of Chemistry/Institute of Polymers and Energy Chemistry (IPEC), Nanchang University, 999 Xuefu Avenue, Nanchang 330031, China

3. State Key Laboratory of Separation Membranes and Membrane Processes, School of Chemistry, Tiangong University, Tianjin 300387, China

4. Center for Chemistry of High-Performance & Novel Materials, Department of Chemistry, Zhejiang University, Hangzhou 310027, China

5. State Key Laboratory for Modification of Chemical Fibers and Polymer Materials, Center for Advanced Low-dimension Materials, College of Materials Science and Engineering, Donghua University, Shanghai, 201620, P. R. China

6. School of Materials Science and Engineering, Nanjing University of Science and Technology, Nanjing 210094, China

Abstract

A star-shaped nitrogen heterocyclic-ring acceptor TF1 featuring a unique 3D skeleton was successfully utilized to inhibit excessive molecular aggregation of Y6 to improve the stability and performance of organic solar cells.

Funder

National Natural Science Foundation of China

Natural Science Foundation of Jiangxi Province

Publisher

Royal Society of Chemistry (RSC)

Subject

Pollution,Nuclear Energy and Engineering,Renewable Energy, Sustainability and the Environment,Environmental Chemistry

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