Efficient Cyclometalated Platinum(II) Complex with Superior Operational Stability

被引:67
|
作者
Zhu, Zhi-Qiang [1 ]
Klimes, Kody [1 ]
Holloway, Sean [1 ]
Li, Jian [1 ]
机构
[1] Arizona State Univ, Mat Sci & Engn, Tempe, AZ 85287 USA
基金
美国国家科学基金会;
关键词
LIGHT-EMITTING-DIODES; EXTERNAL QUANTUM EFFICIENCY; ACTIVATED DELAYED FLUORESCENCE; HIGHLY EFFICIENT; ELECTROPHOSPHORESCENT DEVICES; LONG LIFETIME; BLUE; TETRADENTATE; GREEN; EMISSION;
D O I
10.1002/adma.201605002
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A tetradentate cyclometalated Pt(II) complex (PtN3N) is developed as an efficient, stable phosphorescent emitter. One PtN3N device exhibits an estimated LT97 of 2057 h at an initial luminance of 1000 cd m(-2), while maintaining an external quantum efficiency of 15.3% at such high brightness, demonstrating performance to overcome the last technical barrier to the commercialization of Pt complexes for many applications.
引用
收藏
页数:5
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