scholarly journals A stable blue host material for organic light-emitting diodes

2007 ◽  
Vol 91 (25) ◽  
pp. 251111 ◽  
Author(s):  
Myeong-Suk Kim ◽  
Byoung-Ki Choi ◽  
Tae-Woo Lee ◽  
Dongwoo Shin ◽  
Sung Kee Kang ◽  
...  
Keyword(s):  
Light Emitting Diodes ◽  
Organic Light Emitting Diodes ◽  
Host Material ◽  
Light Emitting ◽  
Organic Light

Efficient triplet utilization in conventional solution-processed phosphorescent organic light emitting diodes using a thermal activated delayed fluorescence polymer as an assistant host

2018 ◽  
Vol 6 (17) ◽  
pp. 4800-4806 ◽  
Author(s):  
Dianming Sun ◽  
Zhongjie Ren ◽  
Shouke Yan
Keyword(s):  
Light Emitting Diodes ◽  
Delayed Fluorescence ◽  
Organic Light Emitting Diodes ◽  
Host Material ◽  
Solution Processed ◽  
Light Emitting ◽  
Organic Light ◽  
Conventional Solution

A TADF polymer COPO is used as an assistant host material to improve the performance of Ir(mPPy)3-based solution-processed devices.

A stepwise energy level doping structure for improving the lifetime of phosphorescent organic light-emitting diodes

2017 ◽  
Vol 5 (16) ◽  
pp. 3948-3954 ◽  
Author(s):  
Wook Song ◽  
Taekyung Kim ◽  
Yoonkyoo Lee ◽  
Jun Yeob Lee
Keyword(s):  
Energy Level ◽  
Light Emitting Diodes ◽  
Energy Levels ◽  
Organic Light Emitting Diodes ◽  
Host Material ◽  
Light Emitting ◽  
Organic Light

A stepwise energy level doping structure for improving the lifetime of organic light-emitting diodes was developed by doping two emitters with different energy levels in the same host material as separated emitting layers.

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