Journal article

Simple organic donors based on halogenated oligothiophenes for all small molecule solar cells with efficiency over 11%

Tainan Duan, Jie Gao, Tongle Xu, Zhipeng Kan, Wenjing Chen, Ranbir Singh, Gururaj P Kini, Cheng Zhong, Donghong Yu, Zhengguo Xiao, Zeyun Xiao, Shirong Lu

Journal of Materials Chemistry A | ROYAL SOC CHEMISTRY | Published : 2020

Abstract

A set of centrally halogenated oligothiophenes were developed for organic solar cells. The devices with a chlorinated donor (2Cl7T) achieved power conversion efficiencies (PCEs) of up to ca. 11.5% (vs. ca. 2.5% for non-halogenated donor DRCN7T).

University of Melbourne Researchers

Grants

Awarded by National Youth Thousand Program Project


Awarded by National Special Funds for Repairing and Purchasing Scientific Institutions


Awarded by "Artificial Intelligence" Key Project of Chongqing


Awarded by National Natural Science Foundation of China


Awarded by Youth Innovation Promotion Association CAS


Awarded by CAS Pioneer Hundred Talents Program


Awarded by Natural Science Foundation of Chongqing


Awarded by Recruitment Program of Global Experts


Funding Acknowledgements

This work was financially supported by the National Youth Thousand Program Project (R52A199Z11), the National Special Funds for Repairing and Purchasing Scientific Institutions (Y72Z090Q10), the "Artificial Intelligence" Key Project of Chongqing (No. cstc2017rgzn-zdyfX0030), the National Natural Science Foundation of China (No. 61805245, 21702202 and 51873160), the Youth Innovation Promotion Association CAS (No. 2019373), the CAS Pioneer Hundred Talents Program (Y82A060Q10 and Y92A160Q10), the Recruitment Program of Global Experts (R52A199Z10), the Natural Science Foundation of Chongqing (cstc2019jcyj-msxm2027), Innovation Fund Denmark (INKA project) and the Sino-Danish Centre for Education and Research (SDC). The authors are thankful to Dr Manish Kumar for GIWAXS measurements at 5A beamline of the Pohang Light Source-II in Korea.