用传统的固相合成法合成了红色长余辉材料Ca0.80Zn0.20TiO3:Pr,在其表面包裹一层氧化锆膜,通过对激发、发射光谱、SEM、EDS、热释光(TL)、余辉曲线的分析,对包膜前后的样品进行比较,从而得出在样品表面包裹一层氧化锆后,改善了材料表面的晶体结构,使热释发光峰的宽度变宽,从而显著提高了其发光亮度和余辉时间.
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