掺杂TBPe的单一发光层白色OLEDs研究

被引：2

作者：

牛霞

华玉林

吴空物

朱飞剑

吴晓明

印寿根

邓家春

刘嵩

机构：

[1] 天津理工大学材料物理研究所

来源：

光电子·激光 | 2006年 / 05期

关键词：

白光; 单层; 有机电致发光器件(OLED); TBPe;

D O I：

10.16136/j.joel.2006.05.004

中图分类号：

TN383.1 [];

学科分类号：

摘要：

以聚合物poly(N-vinylcarbazole)(PVK)为主体材料,分别掺入蓝光染料2,5,8,11-tetra-tertbu-tylperylene(TBPe)和橙黄光染料5,6,11,12-tetraphenyl-naphthacene(Rubrebe),制成单层白色有机电致发光器件(WOLED)。通过多组实验结果的对比,最终确定了最佳染料掺杂浓度和器件结构,得到最佳色坐标为(0.33,0.38),已位于该坐标的白色等能区之内,且随着外加电压由8 V增加到16 V,色坐标保持不变。器件的亮度为553 cd/m2,外量子效率为0.16%。

引用

页码：522 / 525

页数：4

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