机构地区: 中国科学院长春物理所
出 处: 《发光学报》 1998年第2期155-157,共3页
摘 要: 对接枝在高分子链上的铽离子的发光行为进行了研究.得到了其在溶液和薄膜状态下的光致发光光谱.研究发现,聚乙烯基咔唑(PVK)对铽离子的发光有影响,氯仿溶液中对铽离子的发光起猝灭作用,而在薄膜状态下却使其发光增强了.对此现象的机理进行了初步探讨.把此种材料做成电致发光器件,可以观察到铽离子的绿色特征发光. b3+containing polymer was synthesized. The interaction between poly(Nvinylcarbazole)(PVK) and it was studied by photoluminescence (PL) spectrum. It was found that the fluorescent intensity of Tb3+ was quenched by PVK in chloroform solution, but in film it was enhanced by PVK. A probable machanism was discussed. And green emission was observed using Tb3+ containing polymer.