scholarly journals Oxadiazole derivatives as bipolar host materials for high-performance blue and green phosphorescent organic light-emitting diodes

RSC Advances ◽  
2019 ◽  
Vol 9 (55) ◽  
pp. 32010-32016
Author(s):  
Yanming Wang ◽  
Keke Duan ◽  
Guoxiang Li ◽  
Gewen Yu

A high performance blue OLED has been realized by adjusting the ratio of n-type groups of the molecule and obtaining more balanced charge transport.

2020 ◽  
Vol 8 (13) ◽  
pp. 4461-4468 ◽  
Author(s):  
Yaxing Zhang ◽  
Yuanyuan Zheng ◽  
Binyan Wang ◽  
Huijuan Ran ◽  
Xiaoli Wang ◽  
...  

Bipolar host materials employing diphenylamine as a donor unit and triazine as an acceptor unit have been developed for high performance phosphorescent organic light-emitting diodes.


2019 ◽  
Vol 25 (27) ◽  
pp. 6788-6796 ◽  
Author(s):  
Xiang‐Yang Liu ◽  
Yi‐Jie Zhang ◽  
Xiyu Fei ◽  
Man‐Keung Fung ◽  
Jian Fan

2016 ◽  
Vol 4 (42) ◽  
pp. 10047-10052 ◽  
Author(s):  
Huanhuan Li ◽  
Lijia Xu ◽  
Yuting Tang ◽  
Ye Tao ◽  
Shen Xu ◽  
...  

High-performance host materials have been designed in the π–σ–π molecular architecture via N–Si–N bonding with increased d-orbital participation of silicon for enhanced σ–π conjugation and improved optoelectronic properties.


2016 ◽  
Vol 7 (11) ◽  
pp. 6706-6714 ◽  
Author(s):  
Wei Li ◽  
Jiuyan Li ◽  
Di Liu ◽  
Deli Li ◽  
Dan Zhang

The direct linking of dual n-type units is developed to design novel host materials for improved performance of blue and green phosphorescent organic light-emitting diodes.


RSC Advances ◽  
2015 ◽  
Vol 5 (40) ◽  
pp. 31282-31291 ◽  
Author(s):  
Gyeong Heon Kim ◽  
Raju Lampande ◽  
Ji Hoon Kong ◽  
Jung Min Lee ◽  
Jang Hyuk Kwon ◽  
...  

New bipolar host materials with indenocarbazole and biphenyl pyrimidine moieties are successfully designed and synthesized. The host materials demonstrate excellent electro-optical properties and OLED device performances.


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