Effect of methyl-substitution on carbazole/oxadiazole donor-acceptor (D-A) type host materials for efficient solution-processed green organic light-emitting diodes

Tetrahedron ◽  
2020 ◽  
Vol 76 (13) ◽  
pp. 131030
Author(s):  
Chao Tang ◽  
Yuan Chen ◽  
Fangfang Wang ◽  
Tao Jiang ◽  
Jia Hu ◽  
...  
RSC Advances ◽  
2017 ◽  
Vol 7 (85) ◽  
pp. 54078-54086 ◽  
Author(s):  
Jayaraman Jayabharathi ◽  
Palanisamy Sujatha ◽  
Venugopal Thanikachalam ◽  
Palanivel Jeeva ◽  
Pavadai Nethaji

Blue devices with phenanthroimidazole OMeNPI-PITPA show maximum efficiencies ηex 4.90%; ηc 5.90 cd A−1 and are used as hosts for green OLEDs.


2010 ◽  
Vol 160 (15-16) ◽  
pp. 1623-1626 ◽  
Author(s):  
Myungkwan Song ◽  
Jin Su Park ◽  
Chul-Hyun Kim ◽  
Jang Soo Kim ◽  
Yeong-Soon Gal ◽  
...  

2011 ◽  
Vol 161 (1-2) ◽  
pp. 148-152 ◽  
Author(s):  
Yu-Chiang Chao ◽  
Sheng-Yang Huang ◽  
Chun-Yu Chen ◽  
Yu-Fan Chang ◽  
Hsin-Fei Meng ◽  
...  

2018 ◽  
Vol 6 (6) ◽  
pp. 1407-1412 ◽  
Author(s):  
Yun Hu ◽  
Yi Yuan ◽  
Ying-Li Shi ◽  
Jiu-Dong Lin ◽  
Zuo-Quan Jiang ◽  
...  

A maximum EQE of 2.7% with an emission peak of 735 nm was achieved by employing a donor–acceptor type host 5-(4-(diphenylamino)phenyl)acenaphthylene-1,2-dione (ADO-TPA).


Author(s):  
Jiakui Yan ◽  
Bizheng Dong ◽  
Yabo Xu ◽  
Bo Zhao ◽  
Fangming Jin ◽  
...  

In this work, the effects of different ratios of donor/acceptor and spacer host materials on exciplex organic light emitting diodes (OLED) based DMAC-DPS:PO-T2T were explored, an obvious spectral blue-shift and...


2020 ◽  
Vol 49 (26) ◽  
pp. 8967-8975
Author(s):  
Renyou Yu ◽  
Pei Wang ◽  
Xianwen Meng ◽  
Lei He

Cationic iridium complexes with carbazole-type counter-anions show enhanced performances compared to those with PF6− counter-anions in OLEDs.


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