Site preference and defect engineering of a highly efficient blue-emitting phosphor Sr<sub>2</sub>SiO<sub>4</sub>:Ce<sup>3+</sup>/K<sup>+</sup> toward thermally enhanced luminescence
Kai Zhao, Zhihong Ma, Li Yin, Bin Hui, Han Si, Xinlin Tong, Huidong Tang, Peng Cao, Saifang Huang
Abstract
The aliovalent doping of Ce 3+ /K + in α′-Sr 2 SiO 4 leads to a thermally enhanced phosphor with bright blue emission, and electron traps modulated by defect engineering contribute to an abnormal thermal quenching phenomenon.
Topics & Concepts
PhosphorLuminescenceMaterials scienceDopingQuenching (fluorescence)PhotoluminescenceAnalytical Chemistry (journal)Persistent luminescenceFluorescenceRadiochemistryOptoelectronicsChemistryThermoluminescenceOpticsPhysicsChromatographyLuminescence Properties of Advanced MaterialsPerovskite Materials and ApplicationsRadiation Detection and Scintillator Technologies