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Eu3+掺杂的硼酸锶系列荧光体的合成及其发光性能
引用本文:王海英,王如骥,张玥,李亚栋.Eu3+掺杂的硼酸锶系列荧光体的合成及其发光性能[J].无机材料学报,2004,19(6):1367-1372.
作者姓名:王海英  王如骥  张玥  李亚栋
作者单位:清华大学化学系,北京,100084
基金项目:国家自然科学基金(20151001)
摘    要:采用溶胶-凝胶法和高温固相反应法合成了Eu^3 掺杂的SrB4O7、SrB2O4、Sr2B2O5、Sr3B2O6荧光体.荧光光谱测试结果表明在不同基质中Eu^3 的荧光发射是有区别的,Sr2B2O5:Eu^3 、Sr3B2O7:Eu^3 发射峰在610nm左右的红光区,SrB2O4:Eu^3 的发射峰在593nm的橙色区,而SrB4O7:Eu^3 则表现出了Eu^2 离子的特征峰,产生这种区别主要是由Eu^3 所处的配位环境不同造成的.荧光体SrB4O7:Eu^3 、SrB2O4:Eu^3 、Sr2B2O5:Eu^3 、Sr3B2O6:Eu^3 的最佳掺杂浓度为2%左右.

关 键 词:硼酸锶  溶胶-凝胶  荧光特性  高温固相
文章编号:1000-324X(2004)06-1367-06
收稿时间:2003-10-27
修稿时间:2003-12-22

Synthesis and Luminescent Properties of Eu3+ Doped Strontium Borate Phosphors
WANG Hai-Ying,WANG Ru-Ji,ZHANG Yue,LI Ya-Dong.Synthesis and Luminescent Properties of Eu3+ Doped Strontium Borate Phosphors[J].Journal of Inorganic Materials,2004,19(6):1367-1372.
Authors:WANG Hai-Ying  WANG Ru-Ji  ZHANG Yue  LI Ya-Dong
Affiliation:ChemistryDepartmentofTsinghuaUniversity;Beijin100084;China
Abstract:Eu3+ doped borate phosphors (SrB4O7, SrB2O4, Sr2B2O5, Sr3B2O6) were prepared by solid state reaction and sol-gel technique, respectively. The luminescent results showed that the four kinds of phosphors have different luminescent properties. The Sr2B2O5:Eu3+, Sr3B2O7:Eu3+ phosphors have the red emission at 610nm, the SrB2O4:Eu3+ phosphor has the orange emission at 593nm, however the SrB4O7:Eu3+ phosphor displays the emission peaks of Eu2+ ion, all that result from the different Eu-O coordination environment. The optimal doping concentration of phosphors is 2%.
Keywords:strontium borate  luminescent properties  solid state reaction  sol-gel technique
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