Ionic and poly(ionic liquid)s as perovskite passivating molecules for improved solar cell performances
Silvia Mariotti, Daniele Mantione, Samy Almosni, Milutin Ivanović, Takeru Bessho, Miwako Furue, Hiroshi Segawa, Georges Hadziioannou, Éric Cloutet, Thierry Toupance
Abstract
Ionic liquids and poly(ionic liquid)s act as bulk and/or passivation agents when used as additives in methylammonium-free lead perovskites, leading to devices showing enhanced power conversion efficiencies, reduced hysteresis and improved stability.
Topics & Concepts
PassivationMaterials scienceIonic liquidPerovskite (structure)Ionic bondingHysteresisChemical engineeringMoleculeSolar cellInorganic chemistryNanotechnologyIonCatalysisOrganic chemistryOptoelectronicsChemistryLayer (electronics)PhysicsEngineeringQuantum mechanicsPerovskite Materials and ApplicationsConducting polymers and applicationsQuantum Dots Synthesis And Properties