Anchoring of halogen-cleaved organic ligands on perovskite surfaces
Juntao Hu, Peng Chen, Deying Luo, Linjie Dai, Nan Chen, Shunde Li, Shiyu Yang, Zewei Fu, Dengke Wang, Qihuang Gong, Samuel D. Stranks, Rui Zhu, Zheng‐Hong Lu
Abstract
Photoemission spectroscopy reveals halogen cleavage from bulky cation organics and the formation process of 2D-like perovskites on the parent perovskite as well as their impact on band alignment and device performance.
Topics & Concepts
HalogenCleavage (geology)Perovskite (structure)Photoemission spectroscopyMaterials scienceAnchoringPhotochemistrySpectroscopyChemistryInorganic chemistryCrystallographyChemical engineeringX-ray photoelectron spectroscopyOrganic chemistryComposite materialFracture (geology)AlkylPhysicsEngineeringQuantum mechanicsStructural engineeringPerovskite Materials and ApplicationsElectronic and Structural Properties of OxidesOrganic and Molecular Conductors Research