Approaching optimal hole transport layers by an organic monomolecular strategy for efficient inverted perovskite solar cells
Wang Li, Hui Liu, Changwen Liu, Weiguang Kong, Hong Chen, Weijun Wang, Haichao Zhang, Xian Zhang, Chun Cheng
Abstract
We report a universal monomolecular layer-hole transport layer (ML-HTL) strategy, employing MLs of widely used organic hole transport materials to construct HTLs. A fill factor of 81.86% and champion PCE of 20.58% were achieved with a hydrophobic small molecule ML-HTL.
Topics & Concepts
Perovskite (structure)ChampionLayer (electronics)Materials scienceTransport layerConstruct (python library)Chemical engineeringOptoelectronicsNanotechnologyComputer scienceEngineeringPolitical scienceLawProgramming languagePerovskite Materials and ApplicationsOrganic Light-Emitting Diodes ResearchConducting polymers and applications