Enhanced interface regulation <i>via</i> π-conjugated heterojunctions for high-efficiency inverted perovskite solar cells
Qin Gao, Can Wang, Nabonswendé Aïda Nadège Ouedraogo, Ke Zhao, Dingqin Hu, Kun Chen, Yi Pan, Zeping Ou, Mingyang Gao, Lei Liu, Junjie Zhang, Teng Gu, Gengsui Tian, Pengyan Zhang, Zeyun Xiao, Haoxuan Guo, Rui Wang, Yujie Zheng, Kuan Sun
Abstract
Incorporating BzMIMBF 4 layer into Me-4PACz (SAM) boosts the perovskite/HTL interface via strong π-conjugated heterojunctions, passivating perovskite defects and thus resulting in stable PSCs with a high PCE of up to 26.45%.
Topics & Concepts
Perovskite (structure)Materials scienceHeterojunctionInterface (matter)OptoelectronicsLayer (electronics)Energy conversion efficiencyDegradation (telecommunications)NanotechnologyPassivationThin film solar cellPerovskite Materials and ApplicationsOrganic Light-Emitting Diodes Researchsolar cell performance optimization