采用共沉淀法制备了LaLu0.7Er0.3O3的纳米多晶粉体.对它进行了X射线粉末衍射测试,根据衍射峰宽估算了粉体颗粒的尺寸,同时利用Rietveld全谱拟合方法确定了它的结构.在室温下,测试研究了它的吸收和光致发光谱.并利用380 nm光激发,测试了1.5 μm红外(4I13/2→4I15/2)光的荧光衰减情况,给出了相应荧光寿命.结果表明, LaLu1-xErxO3是一种值得深入研究并具有潜在应用价值的红外激光材料.
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