Interface energy level alignment and improved film quality with a hydrophilic polymer interlayer to improve the device efficiency and stability of all-inorganic halide perovskite light-emitting diodes
Jie Dong, Dandan Song, Juan Meng, Yao Lu, Yaoyao Li, Bo Qiao, Suling Zhao, Zheng Xu
Abstract
A hydrophilic polymer PVDF was employed at the perovskite/PEDOT:PSS interface in an all-inorganic CsPbBr<sub>3</sub> perovskite to improve the device efficiency and stability.
Topics & Concepts
Perovskite (structure)Materials sciencePEDOT:PSSHalideDiodePolymerOptoelectronicsInterface (matter)Quality (philosophy)Chemical engineeringInorganic chemistryComposite materialContact angleChemistrySessile drop techniqueEngineeringPhilosophyEpistemologyPerovskite Materials and ApplicationsOrganic Light-Emitting Diodes ResearchQuantum Dots Synthesis And Properties