Interface molecular orientation engineering-induced field reversal for efficient inverted perovskite solar cells
Suhao Yan, Bo Zhang, Wenguang Zhang, Kun Chen, Zijuan He, Yang Sun, Haipeng Yin, Zi Ouyang, Xin Li, Bo Xiao
Abstract
PMEAI is introduced at the perovskite/C 60 interface to simultaneously passivate defects, enhance charge extraction, and suppress Ag + migration. The resulting inverted PSCs deliver a certified PCE of 25.84% and outstanding operational stability.
Topics & Concepts
Perovskite (structure)Materials scienceInterface (matter)OptoelectronicsOrientation (vector space)Charge (physics)PassivationField (mathematics)Energy conversion efficiencyPhotovoltaic systemNanotechnologyEngineering physicsPerovskite Materials and ApplicationsTiO2 Photocatalysis and Solar CellsOrganic Electronics and Photovoltaics