作为白色电解发光的单发射元件的pi结合芳酶
Yu Liu1, Masayoshi Nishiura, Yue Wang
1Organometallic Chemistry Laboratory, RIKEN (The Institute of Physical and Chemical Research), Hirosawa 2-1, Wako, Saitama 351-0198, Japan.
Journal of the American Chemical Society
|April 28, 2006
概括
新的有机兰化物催化剂有效地合成了碳醇替代的氨酸. (E) 异构体 (E) -CPEY 作为高纯度白色有机发光器件 (WOLED) 的单发光元件.
科学领域:
- 有机金属化学 有机金属化学
- 材料科学 材料科学 材料科学
- 有机电子 有机电子
背景情况:
- 对于先进的显示技术来说,开发高效的单发射元件用于白色有机发光器件 (WOLED) 是至关重要的.
- 碳醇替代的氨酸因其可调节的电子和光学特性而成为有希望的候选物.
研究的目的:
- 使用有机兰化物催化剂合成新型碳醇替代的氨酸.
- 评估这些化合物的潜力,特别是 (E) -CPEY,作为WOLEDs中的单发射元件.
主要方法:
- 合成 (Z) -CPEY和 (E) -CPEY使用有机类催化剂Me2Si(C5Me4)(NAr) Lu(CH2SiMe3)(THF) 和 (C5Me5) 2LaCH(SiMe3) 2,分别.
- 具有高区域和立体选择性的终端基因的催化二元化.
- 使用 (E) -CPEY作为单发射元件的双层WOLED设备的制造和表征.
主要成果:
- 在 (Z) -CPEY和 (E) -CPEY的合成中实现了优异的区域和立体选择性.
- (E) -CPEY通过结合分离分子的蓝色辐射和埃克西默的绿色/色-红色辐射,证明了有效的白光辐射.
- 基于 (E) -CPEY的WOLED实现了近乎纯白光 (CIE坐标为0.32,0.33),高亮度 (1395 cd m-2) 和良好的电流效率 (2.07 cd A-1).
- 在不同的驱动电压中,白色发射质量的显著稳定性.
结论:
- 有机兰化物催化剂提供了一种有效的途径,以高选择性合成碳醇替代的氨酸.
- (E) -CPEY是一种非常有前途的单发射元件,用于在WOLED中实现纯白光.
- 由于其性能和稳定性,开发的WOLED技术显示了实际应用的巨大潜力.
相关概念视频
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