将发光良好的稀土三元配合物Eu(TTA)3phen和Tb(AA)3phen复合到水溶性的聚合物PVP中.通过静电纺丝技术得到了具有荧光特性的聚合物纳米纤维,并用扫描电镜和透射电镜对产物的微观结构进行了研究.同时研究了其荧光激发和发射光谱及荧光寿命.荧光测试表明稀土配合物在聚合物纳米纤维中比其在粉末中有更高的发光强度及更长的荧光寿命,其原因可归结为聚合物链状结构使得配合物无辐射的分子运动的受限,聚合物纳米纤维为稀土配合物提供了一个稳定的环境.该纳米纤维在紫外激发光的照射下可以发射出很强的稀土配合物的特征红光和绿光.
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