Research on the quantum confinement effect and enhanced luminescence of red-emitting P<sup>5+</sup>-doped CaAl<sub>12</sub>O<sub>19</sub>:Mn<sup>4+</sup>,Mg<sup>2+</sup> phosphors
Guodong Fan, Han Zhang, Di Fan, Rui Jiang, Fangyi Ruan, Nan Li, Xiaoyan Su
Abstract
Substituting P 5+ for Al 3+ leads to charge imbalance, which will induce the formation of an electron trap and oxygen vacancy and further generate a quantum-confined electron trap, thereby improving the luminescence intensity and PLQY of phosphors.
Topics & Concepts
LuminescencePhosphorDopingPersistent luminescenceAtomic physicsElectronVacancy defectQuantum dotMaterials scienceChemistryPhysicsAnalytical Chemistry (journal)CrystallographyNanotechnologyOptoelectronicsThermoluminescenceNuclear physicsChromatographyLuminescence Properties of Advanced MaterialsLuminescence and Fluorescent MaterialsAmmonia Synthesis and Nitrogen Reduction