Enhanced stability of α-phase FAPbI<sub>3</sub>perovskite solar cells by insertion of 2D (PEA)<sub>2</sub>PbI<sub>4</sub>nanosheets
Ruiyuan Hu, Yi Zhang, Sanghyun Paek, Xiaoxin Gao, Xing’ao Li, Mohammad Khaja Nazeeruddin
Abstract
Methylammonium-free perovskite was prepared by using a (PEA)<sub>2</sub>PbI<sub>4</sub>nanosheet/chlorobenzene suspension as the anti-solvent for enhanced device stability and photovoltaic performances.
Topics & Concepts
Perovskite (structure)NanosheetChlorobenzeneMaterials sciencePhase (matter)Photovoltaic systemChemical engineeringNanotechnologyChemistryCrystallographyElectrical engineeringOrganic chemistryCatalysisEngineeringPerovskite Materials and ApplicationsConducting polymers and applicationsOrganic Light-Emitting Diodes Research