Influence of TFSI post-treatment on surface doping and passivation of lead halide perovskites
Konstantina Gkini, Spyros Orfanoudakis, Filippos Harlaftis, Panagiotis Dallas, Christos Kouzios, Polychronis Tsipas, Athanassios G. Kontos, Maria Konstantakou, Θωμάς Στεργιόπουλος
Abstract
Bis(trifluoromethane)sulfonimide (TFSI) treatment passivates the undercoordinated Pb 2+ and iodide vacancies at the perovskite surface through its sulfonyl groups.
Topics & Concepts
PassivationHalideLead (geology)DopingMaterials scienceInorganic chemistryChemistryNanotechnologyOptoelectronicsGeologyGeomorphologyLayer (electronics)Perovskite Materials and Applications