Mitigated front contact energy barrier for efficient and stable perovskite solar cells
Daoyong Zhang, Biao Li, Pengjie Hang, Jiangsheng Xie, Yuxin Yao, Chenxia Kan, Xuegong Yu, Yiqiang Zhang, Deren Yang
Abstract
A passivating contact structure was developed to mitigate the front contact energy barrier and hence reduce interface recombination losses in perovskite solar cells. This device structure achieved champion power conversion efficiencies of 25.7%.
Topics & Concepts
Perovskite (structure)Materials scienceFront (military)ChampionOptoelectronicsEnergy conversion efficiencyEngineering physicsMechanical engineeringChemical engineeringPhysicsEngineeringLawPolitical sciencePerovskite Materials and ApplicationsChalcogenide Semiconductor Thin FilmsConducting polymers and applications