Medium band-gap non-fullerene acceptors based on a benzothiophene donor moiety enabling high-performance indoor organic photovoltaics
Xiaojun Li, Siwei Luo, Huiliang Sun, Herman H. Y. Sung, Han Yu, Tao Liu, Yiqun Xiao, Fujin Bai, Mingao Pan, Xinhui Lu, Ian D. Williams, Xugang Guo, Yongfang Li, He Yan
Abstract
<italic>Via</italic> designing of medium band-gap non-fullerene acceptors (NFAs) based on Y6, the indoor OPVs achieve the PCE of 25.1% at 1000 lux illumination. Furthermore, the results show that non-planar NFAs can also achieve outstanding performance.
Topics & Concepts
BenzothiopheneFullereneOrganic solar cellPhotovoltaicsMoietyMaterials sciencePlanarBand gapOptoelectronicsNanotechnologyPhotovoltaic systemChemistryOrganic chemistryComputer scienceElectrical engineeringComposite materialThiophenePolymerEngineeringComputer graphics (images)Organic Electronics and PhotovoltaicsNanowire Synthesis and ApplicationsPhotonic and Optical Devices