Low-dimensional phase suppression and defect passivation of quasi-2D perovskites for efficient electroluminescence and low-threshold amplified spontaneous emission
Guangrong Jin, Tanghao Liu, Yuanzhao Li, Jiadong Zhou, Dengliang Zhang, Peiyuan Pang, Ziqing Ye, Zhaohui Xing, Guichuang Xing, Jiangshan Chen, Dongge Ma
Abstract
Synergistically tailoring phase components and reducing trap density enable quasi-2D perovskites to achieve light-emitting diodes (LEDs) with high efficiency and amplified spontaneous emission (ASE) with low threshold.
Topics & Concepts
Perovskite (structure)Materials sciencePassivationElectroluminescenceOptoelectronicsPhotoluminescenceSpontaneous emissionPhase (matter)FormamidiniumHalideLight-emitting diodeExcitonQuantum yieldChemical physicsNucleationNanocrystalDiodeQuantum efficiencyNon-radiative recombinationCrystal (programming language)Binding energyDensity functional theoryCarrier lifetimeHeterojunctionAuger effectMetalLaserDopingRecombinationPerovskite Materials and ApplicationsOrganic Electronics and PhotovoltaicsOrganic Light-Emitting Diodes Research