Investigating HOMO Energy Levels of Terminal Emitters for Realizing High‐Brightness and Stable TADF‐Assisted Fluorescence Organic Light‐Emitting Diodes

2021 ◽  
Vol 7 (4) ◽  
pp. 2001090
Author(s):  
Yi‐Ting Lee ◽  
Chin‐Yiu Chan ◽  
Masaki Tanaka ◽  
Masashi Mamada ◽  
Umamahesh Balijapalli ◽  
...  
Keyword(s):  
Light Emitting Diodes ◽  
Energy Levels ◽  
Organic Light Emitting Diodes ◽  
Homo Energy ◽  
High Brightness ◽  
Light Emitting ◽  
Organic Light

High-brightness blue organic light emitting diodes with different types of guest-host systems

2016 ◽  
Vol 12 (2) ◽  
pp. 89-92 ◽  
Author(s):  
Xiao Wang ◽  
Jing-shuang Zhang ◽  
Cui-yun Peng ◽  
Kun-ping Guo ◽  
Bin Wei ◽  
...  
Keyword(s):  
Light Emitting Diodes ◽  
Organic Light Emitting Diodes ◽  
High Brightness ◽  
Light Emitting ◽  
Organic Light ◽  
Different Types

Utilization of double-sensitized structure toward achieving high performance green and red phosphorescent organic light-emitting diodes

2021 ◽  
Author(s):  
Shuaibing Li ◽  
Ruixia Wu ◽  
Kai Chen ◽  
Weidong Sun ◽  
Zhenzhen Li ◽  
...  
Keyword(s):  
Electron Transport ◽  
High Performance ◽  
Light Emitting Diodes ◽  
Energy Levels ◽  
Organic Light Emitting Diodes ◽  
Light Emitting ◽  
Tert Butyl ◽  
Organic Light

In this work, iridium(III)bis(4-(tert-butyl)-2,6-diuoro-2,3-bipyridinne)acetylacetonate (FK306) was utilized as sensitizer and incorporated into both light-emitting and electron transport layers to compose double-sensitized system because of its low-lying energy levels and well...

Highly efficient nondoped blue organic light-emitting diodes with high brightness and negligible efficiency roll-off based on anthracene-triazine derivatives

2019 ◽  
Vol 7 (47) ◽  
pp. 14881-14888 ◽  
Author(s):  
Futong Liu ◽  
Xiaxia Man ◽  
Hui Liu ◽  
Jiarui Min ◽  
Shiyuan Zhao ◽  
...  
Keyword(s):  
Light Emitting Diodes ◽  
Organic Light Emitting Diodes ◽  
Maximum Luminance ◽  
High Brightness ◽  
Light Emitting ◽  
Highly Efficient ◽  
Organic Light ◽  
Triazine Derivatives

A nondoped device based on the PIAnTAZ emitter shows blue electroluminescence with a maximum EQE of 7.96%, a maximum luminance of 58 675 cd m−2 and negligible efficiency roll-offs.

Improvement of efficiency and its roll-off at high brightness in white organic light-emitting diodes by strategically managing triplet excitons in the emission layer

2018 ◽  
Vol 6 (40) ◽  
pp. 10793-10803 ◽  
Author(s):  
Shian Ying ◽  
Dezhi Yang ◽  
Xianfeng Qiao ◽  
Yanfeng Dai ◽  
Qian Sun ◽  
...  
Keyword(s):  
High Performance ◽  
High Efficiency ◽  
Light Emitting Diodes ◽  
Organic Light Emitting Diodes ◽  
Emission Layer ◽  
High Brightness ◽  
Light Emitting ◽  
Organic Light ◽  
Low Efficiency ◽  
Triplet Excitons

High-performance WOLEDs realizing high efficiency and low efficiency roll-off simultaneously were achieved by strategically managing triplet excitons in the emission layer.

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.

Color-stable, reduced efficiency roll-off hybrid white organic light emitting diodes with ultra high brightness

2013 ◽  
Vol 22 (7) ◽  
pp. 077303 ◽  
Author(s):  
Bai-Quan Liu ◽  
Hong Tao ◽  
Yue-Ju Su ◽  
Dong-Yu Gao ◽  
Lin-Feng Lan ◽  
...  
Keyword(s):  
Light Emitting Diodes ◽  
Organic Light Emitting Diodes ◽  
High Brightness ◽  
Light Emitting ◽  
Organic Light
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