Soft chemical synthesis and luminescence properties of red long-lasting phosphors Y_2O_2S:Sm^3+

• 作 者: Yan-juan Li Ming-wen Wang Lu-d
• 机 构: SchoolofChemistryandBiologicalEngineering
• 出 处: 矿物冶金与材料学报：英文版
• 发表日期: 2013年10期
• 关键词: 红色长余辉 软化学合成 发光性能 荧光 扫描电子显微镜 钐 微乳液法 紫外光激发 phosphors soft chemical synthesis lum
• 基金项目: financially supported by the Basic Theory Research Fund of Research Institute of Metallurgy Engineering,University of Science and Technology Beijing(No.YJ2012-009)

Sm3+-activated Y2O2S red phosphors were prepared by the combustion method and microemulsion method at the first time.X-ray characterization and electron difraction show that,Y2O2S:Sm3+,Ti4+,Mg2+samples prepared by these two methods are pure hexagonal crys