Novel bipolar host materials based on 1,3,5-triazine derivatives for highly efficient phosphorescent OLEDs with extremely low efficiency roll-off

2012 ◽  
Vol 14 (41) ◽  
pp. 14255 ◽  
Author(s):  
Xiao-Ke Liu ◽  
Cai-Jun Zheng ◽  
Jing Xiao ◽  
Jun Ye ◽  
Chuan-Lin Liu ◽  
...  
Keyword(s):  
Highly Efficient ◽  
Host Materials ◽  
Triazine Derivatives ◽  
Low Efficiency

scholarly journals 1,3,5-Triazine derivatives as new electron transport–type host materials for highly efficient green phosphorescent OLEDs

2009 ◽  
Vol 19 (43) ◽  
pp. 8112 ◽  
Author(s):  
Hsiao-Fan Chen ◽  
Shang-Jung Yang ◽  
Zhen-Han Tsai ◽  
Wen-Yi Hung ◽  
Ting-Chih Wang ◽  
...  
Keyword(s):  
Electron Transport ◽  
Type Host ◽  
Highly Efficient ◽  
Host Materials ◽  
Triazine Derivatives ◽  
Transport Type

Highly efficient yellow phosphorescent OLEDs based on two novel bipolar host materials

2015 ◽  
Vol 39 (10) ◽  
pp. 7954-7960 ◽  
Author(s):  
Song Zhang ◽  
Qiu-Lei Xu ◽  
Jing-Cheng Xia ◽  
Yi-Ming Jing ◽  
You-Xuan Zheng ◽  
...  
Keyword(s):  
Current Efficiency ◽  
Highly Efficient ◽  
Host Materials ◽  
Maximum Current ◽  
Low Efficiency

Yellow OLEDs based on bipolar host materials show a maximum current efficiency of 44.4 cd A−1 with low efficiency roll-off.

Highly efficient yellow phosphorescent organic light-emitting diodes with novel phosphine oxide-based bipolar host materials

2015 ◽  
Vol 3 (43) ◽  
pp. 11540-11547 ◽  
Author(s):  
Song Zhang ◽  
Qiu-Lei Xu ◽  
Jing-Cheng Xia ◽  
Yi-Ming Jing ◽  
You-Xuan Zheng ◽  
...  
Keyword(s):  
Phosphine Oxide ◽  
External Quantum Efficiency ◽  
Power Efficiency ◽  
Organic Light Emitting Diodes ◽  
Light Emitting ◽  
Highly Efficient ◽  
Organic Light ◽  
Host Materials ◽  
Maximum Current ◽  
Low Efficiency

Highly efficient yellow OLEDs based on bipolar host materials show a maximum current efficiency of 68.28 cd A−1, a maximum external quantum efficiency of 21.3% and a maximum power efficiency of 50.90 lm W−1 with low efficiency roll-off.

scholarly journals Highly efficient triazine/carbazole-based host material for green phosphorescent organic light-emitting diodes with low efficiency roll-off

RSC Advances ◽  
2017 ◽  
Vol 7 (12) ◽  
pp. 7287-7292 ◽  
Author(s):  
Mingming Hu ◽  
Yang Liu ◽  
Yi Chen ◽  
Wenxuan Song ◽  
Lei Gao ◽  
...  
Keyword(s):  
Light Emitting Diodes ◽  
Organic Light Emitting Diodes ◽  
Host Material ◽  
Light Emitting ◽  
Highly Efficient ◽  
Organic Light ◽  
Host Materials ◽  
Low Efficiency

Two novel triazin/carbazole-based host materials were designed and synthesized, which demonstrated outstanding EL performance with maximum CE, PE and EQE of 69.3 cd A−1, 54.2 lm W−1 and 21.9%, respectively.

De Novo Design of Boron-Based Host Materials for Highly Efficient Blue and White Phosphorescent OLEDs with Low Efficiency Roll-Off

2016 ◽  
Vol 8 (31) ◽  
pp. 20230-20236 ◽  
Author(s):  
Miao-Miao Xue ◽  
Chen-Chao Huang ◽  
Yi Yuan ◽  
Lin-Song Cui ◽  
Yong-Xi Li ◽  
...  
Keyword(s):  
De Novo ◽  
De Novo Design ◽  
Highly Efficient ◽  
Host Materials ◽  
Low Efficiency

Efficient organic light-emitting diodes based on iridium(III) complexes containing indolo[3,2,1-jk]carbazole derivatives with narrow emission bandwidths and low efficiency roll offs

2021 ◽  
Author(s):  
Xiang-Ji Liao ◽  
Jin-Jun Zhu ◽  
Li Yuan ◽  
Zhi-Ping Yan ◽  
Xu-Feng Luo ◽  
...  
Keyword(s):  
Light Emitting Diodes ◽  
Organic Light Emitting Diodes ◽  
Light Emitting ◽  
Carbazole Derivatives ◽  
Highly Efficient ◽  
Organic Light ◽  
Low Efficiency ◽  
Narrow Emission

In this work, two cyclometalated ligands 2-(pyridin-2-yl)indolo[3,2,1-jk]carbazole (pyidcz) and 2-(4-(trifluoromethyl)pyridin-2-yl)indolo[3,2,1-jk]carbazole (tfpyidcz) using indolo[3,2,1-jk]carbazole unit were synthesized for highly efficient iridium(III) complexes (pyidcz)2Ir(tmd) and (tfpyidcz)2Ir(tmd) (tmd = 2,2,6,6-tetramethyl-3,5-heptanedione). The two Ir(III)...

Highly efficient orange-red electroluminescence of iridium complexes with good electron mobility

2017 ◽  
Vol 5 (32) ◽  
pp. 8150-8159 ◽  
Author(s):  
Hua-Bo Han ◽  
Rong-Zhen Cui ◽  
Yi-Ming Jing ◽  
Guang-Zhao Lu ◽  
You-Xuan Zheng ◽  
...  
Keyword(s):  
Current Efficiency ◽  
Electron Mobility ◽  
Quantum Yields ◽  
Iridium Complexes ◽  
Maximum Luminance ◽  
High Quantum ◽  
Highly Efficient ◽  
Maximum Current ◽  
Low Efficiency

Two orange-red iridium complexes with high quantum yields and good electron mobility were applied in efficient OLEDs showing a maximum luminance of 129 466 cd m−2, a maximum current efficiency of 62.96 cd A−1 with low efficiency roll-off.

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