以二甘醇作为溶剂,GdCl3和TbCl3的混合溶液作为前驱剂,在室温下加入NaOH后制备出掺杂Tb3+的纳米氧化物颗粒Gd2O3,并以氧化物Gd2O3∶Tb3+为核,在APTES和TEOS的混合溶液中使其包覆-层聚硅氧烷层.结果表明,随着Gd3+溶液浓度的增加,Gd2O3∶Tb3+颗粒尺寸以及包覆了聚硅氧烷层的核壳结构的纳米颗粒尺寸也增加.
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