n-Type host materials based on nitrile and triazine substituted tricyclic aromatic compounds for high-performance blue thermally activated delayed fluorescence devices

2021 ◽  
Vol 187 ◽  
pp. 109091
Author(s):  
Seokhoon Jang ◽  
Kyung Hyung Lee ◽  
Soojin Hong ◽  
Jun Yeob Lee ◽  
Youngu Lee
Keyword(s):  
Aromatic Compounds ◽  
High Performance ◽  
Delayed Fluorescence ◽  
Thermally Activated Delayed Fluorescence ◽  
Type Host ◽  
Thermally Activated ◽  
Host Materials

Chromenopyrazole-based bipolar host materials for solution-processable thermally activated delayed fluorescence OLEDs exhibiting high efficiency and low roll-off

2019 ◽  
Vol 55 (86) ◽  
pp. 12952-12955 ◽  
Author(s):  
Mallesham Godumala ◽  
Jiwon Yoon ◽  
Chiho Lee ◽  
Ji-Eun Jeong ◽  
Sungnam Park ◽  
...  
Keyword(s):  
Electron Acceptor ◽  
High Performance ◽  
High Efficiency ◽  
Delayed Fluorescence ◽  
Thermally Activated Delayed Fluorescence ◽  
Thermally Activated ◽  
Host Materials ◽  
Solution Processable

With chromenopyrazole as an electron-acceptor core, two new bipolar host materials (DCzCP and TCzCP) exhibited high performance and low roll-off in solution-processable TADF-OLEDs.

New hole transport styrene polymers bearing highly π-extended conjugated side-chain moieties for high-performance solution-processable thermally activated delayed fluorescence OLEDs

2021 ◽  
Vol 12 (11) ◽  
pp. 1692-1699
Author(s):  
Ji Hye Lee ◽  
Jinhyo Hwang ◽  
Chai Won Kim ◽  
Amit Kumar Harit ◽  
Han Young Woo ◽  
...  
Keyword(s):  
High Performance ◽  
High Efficiency ◽  
Delayed Fluorescence ◽  
Hole Transport ◽  
Side Chain ◽  
Solution Processed ◽  
Thermally Activated Delayed Fluorescence ◽  
Thermally Activated ◽  
Turn On ◽  
Solution Processable

New polystyrene-based polymers with high π-extended hole transport pendants were synthesized to obtain a low turn-on voltage and high efficiency in solution-processed green TADF-OLEDs.

High-performance fluorescent organic electroluminescent devices benefit from sensitization of thermally activated delayed fluorescence

2021 ◽  
Author(s):  
Rongzhen Cui ◽  
Liang Zhou ◽  
Weisong Sun ◽  
Wenxing Liu ◽  
Jiahai Wang
Keyword(s):  
High Performance ◽  
Delayed Fluorescence ◽  
Thermally Activated Delayed Fluorescence ◽  
Electroluminescent Devices ◽  
Fluorescent Material ◽  
Thermally Activated ◽  
Organic Electroluminescent

Efficient fluorescent electroluminescent devices were achieved by exploiting a thermally activated fluorescent material (3,5-bis(3,6-di-tert-butyl-9H-carbazol-9-yl)phenyl)(pyridin-4-yl)methanone (DTCBPy) as a sensitizer.

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