Boosted charge extraction of NbO<sub><i>x</i></sub>-enveloped SnO<sub>2</sub> nanocrystals enables 24% efficient planar perovskite solar cells
Ruihan Yuan, Bing Cai, Yinhua Lv, Xiang Gao, Jinwen Gu, Zhenghui Fan, Xinhang Liu, Chi Yang, Mingzhen Liu, Wen‐Hua Zhang
Abstract
A layer of amorphous NbO x is employed to envelope self-developed SnO 2 NCs and the resultant PSC achieves a PCE of 24.01% with negligible hysteresis and remarkable stability, which is among the most efficient planar PSCs.
Topics & Concepts
Perovskite (structure)NanocrystalMaterials sciencePlanarAmorphous solidNatural bond orbitalHysteresisExtraction (chemistry)Envelope (radar)Chemical engineeringNanotechnologyCrystallographyChemistryCondensed matter physicsPhysicsDensity functional theoryComputational chemistryRadarEngineeringChromatographyComputer graphics (images)Computer scienceTelecommunicationsPerovskite Materials and ApplicationsQuantum Dots Synthesis And PropertiesConducting polymers and applications