A low-cost hole transport layer enables CsPbI2Br single-junction and tandem perovskite solar cells with record efficiencies of 17.8 % and 21.4 %
Yuanjia Ding, Qiang Guo, Yanfang Geng, Zheng Dai, Zhibin Wang, Zongwei Chen, Qing Guo, Zhi Zheng, Yongfang Li, Erjun Zhou
Topics & Concepts
Perovskite (structure)Materials scienceTandemPassivationEnergy conversion efficiencyDopantBand gapOptoelectronicsLayer (electronics)Thermal stabilityChemical engineeringNanotechnologyDopingComposite materialEngineeringPerovskite Materials and ApplicationsOrganic Electronics and PhotovoltaicsConducting polymers and applications