Over 8% efficient CsSnI<sub>3</sub>-based mesoporous perovskite solar cells enabled by two-step thermal annealing and surface cationic coordination dual treatment
Huaxia Ban, Takahito Nakajima, Zhirong Liu, Haixuan Yu, Qiang Sun, Letian Dai, Yan Shen, Xiaoli Zhang, Jun Zhu, Peter Chen, Mingkui Wang
Abstract
Well-crystallized CsSnI 3 thin films can be easily obtained through two-step thermal annealing at low temperatures of 40 °C and 70 °C.
Topics & Concepts
Annealing (glass)Materials scienceCationic polymerizationMesoporous materialThermalChemical engineeringThermal treatmentThin filmPerovskite (structure)MineralogyNanotechnologyComposite materialChemistryOrganic chemistryPolymer chemistryCatalysisPhysicsMeteorologyEngineeringPerovskite Materials and ApplicationsQuantum Dots Synthesis And PropertiesChalcogenide Semiconductor Thin Films