制备了不同Pr3+摩尔浓度下的CaTiO3:Pr3+红色长余辉材料,测量了磷光体的的初始亮度、余辉曲线、激发光谱和发射光谱、热释光曲线.研究发现CaTiO3:Pr3+合适的Pr3+摩尔浓度为0.1%-0.2%,在该摩尔浓度下,材料具有较好初始亮度和余辉时间.
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