Two-step MAPbI<sub>3</sub> deposition by low-vacuum proximity-space-effusion for high-efficiency inverted semitransparent perovskite solar cells
Emanuele Smecca, Vitantonio Valenzano, Salvatore Valastro, Ioannis Deretzis, Giovanni Mannino, Graziella Malandrino, Gianluca Accorsi, Silvia Colella, Aurora Rizzo, Antonino La Magna, Andrea Listorti, Alessandra Alberti
Abstract
The innovative two-step Low Vacuum-Proximity Space Effusion (LV-PSE) method exploits the conversion of a textured PbI<sub>2</sub> layer into MAPbI<sub>3</sub> by adsorption–incorporation–migration of energetic MAI molecules, thus enabling a best efficiency of 17.5% in 150 nm thick layers.
Topics & Concepts
Perovskite (structure)Materials scienceDeposition (geology)Space (punctuation)Energy conversion efficiencyVacuum depositionLayer (electronics)AdsorptionOptoelectronicsPerovskite solar cellEffusionNanotechnologyChemical engineeringChemistryComputer sciencePhysicsPhysical chemistryThermodynamicsEngineeringSedimentOperating systemPaleontologyBiologyPerovskite Materials and ApplicationsQuantum Dots Synthesis And PropertiesChalcogenide Semiconductor Thin Films