Improving persistent luminescence in pressure-tuned CsPbBr<sub>3</sub> nanocrystals by Ce<sup>3+</sup> doping
Meng Tian, Yang Gao, Pengyu Zhou, Kailin Chi, Yù Zhang, Liu Bao
Abstract
The photoluminescence of CsPbBr 3 :Ce quantum dots can be persisted until 2.25 GPa. The lifetimes of CsPbBr 3 :Ce QDs were adversely shortened with increasing pressure, which was related with the reducing surface traps.
Topics & Concepts
PhotoluminescenceNanocrystalDopingLuminescenceQuantum dotMaterials sciencePersistent luminescenceNanotechnologyAnalytical Chemistry (journal)OptoelectronicsChemistryThermoluminescenceEnvironmental chemistryPerovskite Materials and ApplicationsOptical properties and cooling technologies in crystalline materialsLuminescence Properties of Advanced Materials