Efficient and stable wide bandgap perovskite solar cells through surface passivation with long alkyl chain organic cations
The Duong, H.T.M. Pham, Yanting Yin, Jun Peng, Md Arafat Mahmud, Yiliang Wu, Heping Shen, Jianghui Zheng, Thành Trần‐Phú, Teng Lü, Li Li, Anand Kumar, Gunther G. Andersson, Anita Ho‐Baillie, Yun Liu, Thomas P. White, Klaus Weber, Kylie Catchpole
Abstract
Bromide-containing long alkylammonium chain organic cations effectly passivate defects on 1.72 eV perovskite film surfaces and greatly enhance both the performance and stability of perovskite solar cells.
Topics & Concepts
PassivationPerovskite (structure)AlkylBromideMaterials scienceChemical engineeringBand gapChain (unit)Inorganic chemistryChemistryNanotechnologyOptoelectronicsOrganic chemistryLayer (electronics)PhysicsAstronomyEngineeringPerovskite Materials and ApplicationsOrganic Light-Emitting Diodes ResearchQuantum Dots Synthesis And Properties