Molecular interactions and functionalities of an organic additive in a perovskite semiconducting device: a case study towards high performance solar cells
Hongkang Gong, Qi Song, Chao Ji, Huimin Zhang, Chunjun Liang, Fulin Sun, Chenhui Zhang, Anqi Yang, Dan Li, Xiping Jing, Fangtian You, Zhiqun He
Abstract
A high-performance and stable perovskite solar cell was fabricated having an amino acid additive. Its multifunctional groups can co-passivate various defects and improve crystalline order, which reduced non-radiative recombination and ion migration.
Topics & Concepts
PassivationPerovskite (structure)Materials scienceRecombinationSolar cellIonNon-radiative recombinationOptoelectronicsNanotechnologyChemistryCrystallographySemiconductorOrganic chemistrySemiconductor materialsLayer (electronics)BiochemistryGenePerovskite Materials and ApplicationsConducting polymers and applicationsChalcogenide Semiconductor Thin Films