钨铕杂多酸/聚丙烯酰胺材料的发光性能

Photoluminescent Properties of Tungstoeuropium Heteropoly Acid/Polyacrylamide Materials

  • 摘要: 合成了钨铕杂多酸,并与丙烯酰胺单体通过水溶液聚合制备了钨铕杂多酸/聚丙烯酰胺薄膜材料(EuW10/PAM)。红外光谱表明EuW10/PAM聚合物膜中的钨铕杂多酸仍保持Keggin结构;荧光分析表明,EuW10/PAM呈现典型的Eu3+离子的特征荧光,而且经过多氧金属簇的敏化,呈现强的荧光性能。

     

    Abstract: Tungstoeuropium heteropoly acid Na9EuW10O36·32H2O was synthesized and the polyacrylamide flim materials contained heteropoly acid were prepared by aqueous solution polymerization.IR sprctra of the polyacrylamide flim materials indicated that Keggin structure of Na9EuW10O36·32H2O still retain.FS sprctra indicated the polyacrylamide with heteropoly acid can emit characteristic luminescence of Eu3+ ion.Moreover,it showed strong luminescent properties after sensitization of miltioxygen metal cluster.

     

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