合成了六种重稀土高氯酸盐与苯基乙酰甲基亚砜(L)的配合物RE(ClO4)·L5·2H2O(RE=Tb,Dy,Er,Tm,Yb,Y),该系列配合物可溶于水,红外光谱及摩尔电导表明,配体通过亚砜基团上的氧原子与稀土离子配位,羰基氧不参与配位,三个高氯酸根离子有两个在内界与稀土离子配位,另一个在外界不参与配位.测定了配体的磷光光谱,对配合物进行了元素分析、热重等表征.荧光激发和发射光谱测定结果表明:铽(Ⅲ)配合物的发光机理属于M→M发光[1].
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