Revealing a Zinc Oxide/Perovskite Luminescence Quenching Mechanism Targeting Low-Roll-off Light-Emitting Diodes
Guilin Bai, Yatao Zou, Ya Li, Lei Cai, Botong Chen, Jiaqing Zang, Zhiwei Hong, Jiangyu Chen, Zhewei Chen, Steffen Duhm, Tao Song, Baoquan Sun
Abstract
onto the ZnO film. Consequently, an efficient inverted PeLED was achieved with a maximum external quantum efficiency of 17.7% and a less discernible efficiency roll-off at a high current density.
Topics & Concepts
Perovskite (structure)PhotoluminescenceMaterials scienceQuenching (fluorescence)Light-emitting diodeQuantum efficiencyOptoelectronicsCrystal (programming language)LuminescenceOxideChemistryOpticsFluorescenceCrystallographyMetallurgyPhysicsComputer scienceProgramming languagePerovskite Materials and ApplicationsOrganic Light-Emitting Diodes ResearchQuantum Dots Synthesis And Properties