Fluorinated interfacial layers in perovskite solar cells: efficient enhancement of the fill factor
Ru Wang, Rana Nakar, Yue Jiang, Nicolas Berton, Sujuan Wu, Qianming Wang, Jun‐Ming Liu, Guofu Zhou, Krzysztof Kempa, Bruno Schmaltz, Jinwei Gao
Abstract
A series of novel fluorinated small molecules have been designed and used as interfacial materials to improve the contact between perovskite and spiro-OMeTAD, with an enhanced PCE enabling by a significant FF, up to ∼80%.
Topics & Concepts
Perovskite (structure)Materials scienceChemical engineeringMoleculeNanotechnologyEngineering physicsChemistryOrganic chemistryEngineeringPerovskite Materials and ApplicationsConducting polymers and applicationsOrganic Light-Emitting Diodes Research