Regulating charge carrier extraction and transport with dual-interface modification for efficient perovskite solar cells
Weitao Ye, Zhentao Du, Deliu Ou, Jielei Tu, Minghui Shang, Jiahui Zhou, Lin Wang, Weiyou Yang, Zuobao Yang
Abstract
We report an efficient dual-interface modification strategy to improve the charge carrier management with GABr and NH 4 F. As a result, the target perovskite solar cells attain a decent PCE of 19.61% with a remarkably enhanced fill factor of 78.34%.
Topics & Concepts
Perovskite (structure)Materials scienceDual (grammatical number)Interface (matter)Charge (physics)Extraction (chemistry)Charge carrierOptoelectronicsChemical engineeringComposite materialOrganic chemistryChemistryEngineeringPhysicsArtCapillary actionLiteratureQuantum mechanicsCapillary numberPerovskite Materials and ApplicationsChalcogenide Semiconductor Thin FilmsQuantum Dots Synthesis And Properties