Y2O2S相关论文
Y1.94-xMgxO2S:0.06Ti (0≤x≤0.10) phosphors with long afterglow were synthesized by solid state reaction route. The phot......
Investigation on the amounts of Na2CO3 and sulphur to obtain pure Y2O2S and up-conversion luminescen
The process to prepare pure phase of hexagonal Y2O2S was investigated.Effect of mixed flux of Na2CO3 and S amounts was s......
我们用一种新方法制备了高纯的Y2O2S,X射线衍射结果分析表明所得样品纯度很高,没有第二相和杂质峰。此方法不需要添加任何助溶剂、......
用燃烧法制备了不同Tb^3＋掺杂量的Y2O2S：Tb^3＋纳米发光材料，同时用高温固相法制备了不同Tb^3＋掺杂量的Y2O2S：Tb^3＋体相材料，X射线晶体衍射......
研究了柠檬酸用量在溶液燃烧法合成Y2O2S：Eu^3＋,Mg^2＋,Ti^4＋中的影响,采用X射线衍射（XRD）、扫描电镜（SEM）、屏幕亮度计对样品进行了表征.研......
铜激活的硫化锌(ZnS∶Cu)和铕激活的硫化钙(CaS∶Eu)是最早获得应用的蓝色和红色长余辉材料. 随后, 相继发现了铝酸盐体系和硅酸盐......
采用EDTA（乙二胺四乙酸）络合溶胶-凝胶法制备了Y2O2S：Eu3＋,Mg2＋,Ti4＋粉体。采用X射线衍射仪、扫描电子显微镜和荧光分光光度计对不同温度......
采用高温固相法制备了白色长余辉发光材料Y2O2S∶Tb3＋,Eu3＋,M2＋（M=Mg,Ca,Sr,Ba）,Zr4＋,利用X晶体衍射、发光光谱、余辉曲线和热释光曲线等......
The aim of this presentation is to report a new result of afterglow materials. The Y2O2S∶Ln3+(Ln=Sm, Tm) phosphors show......
