本文采用高温固相法合成了Sm3+掺杂的Na5Y( MoO4)4粉末样品.利用X射线衍射仪(XRD)、同步热分析仪(DSC-TG)、荧光光谱仪等分析测试仪器,对多晶材料Sm3+∶Na5 Y0.95( MoO4)4的结构、热学特性与光谱性能进行了研究.研究发现:合成品相属于四方晶系,空间群为I41/a(88),熔点约为704.68℃,最强的两个吸收峰分别在404nm和465 nm处,最强的两个发射峰分别在603 nm和644nm处,是一种很用应用前景的LED用红色荧光材料.
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