Color‐Tunable Boron‐Based Emitters Exhibiting Aggregation‐Induced Emission and Thermally Activated Delayed Fluorescence for Efficient Solution‐Processable Nondoped Deep‐Blue to Sky‐Blue OLEDs

2020 ◽  
Vol 8 (14) ◽  
pp. 1902175 ◽  
Author(s):  
Hyung Jong Kim ◽  
Mallesham Godumala ◽  
Seong Keun Kim ◽  
Jiwon Yoon ◽  
Chae Yeong Kim ◽  
...  
Keyword(s):  
Efficient Solution ◽  
Delayed Fluorescence ◽  
Thermally Activated Delayed Fluorescence ◽  
Aggregation Induced Emission ◽  
Thermally Activated ◽  
Deep Blue ◽  
Color Tunable ◽  
Solution Processable

Triazatruxene-based small molecules with thermally activated delayed fluorescence, aggregation-induced emission and mechanochromic luminescence properties for solution-processable nondoped OLEDs

2018 ◽  
Vol 6 (46) ◽  
pp. 12503-12508 ◽  
Author(s):  
Yonghong Chen ◽  
Shumeng Wang ◽  
Xiaofu Wu ◽  
Yuxiang Xu ◽  
Hua Li ◽  
...  
Keyword(s):  
Small Molecules ◽  
Delayed Fluorescence ◽  
Luminescence Properties ◽  
Thermally Activated Delayed Fluorescence ◽  
Aggregation Induced Emission ◽  
Thermally Activated ◽  
Solution Processable ◽  
Low Efficiency ◽  
Mechanochromic Luminescence

Thermally activated delayed fluorescence, aggregation-induced emission and mechanochromic luminescence properties are combined in triazatruxene-based small molecules, which exhibit low efficiency roll-off in OLED devices.

scholarly journals Through-space charge transfer hexaarylbenzene dendrimers with thermally activated delayed fluorescence and aggregation-induced emission for efficient solution-processed OLEDs

2019 ◽  
Vol 10 (10) ◽  
pp. 2915-2923 ◽  
Author(s):  
Xingdong Wang ◽  
Shumeng Wang ◽  
Jianhong Lv ◽  
Shiyang Shao ◽  
Lixiang Wang ◽  
...  
Keyword(s):  
Charge Transfer ◽  
Space Charge ◽  
Efficient Solution ◽  
Delayed Fluorescence ◽  
Electron Donors ◽  
Solution Processed ◽  
Thermally Activated Delayed Fluorescence ◽  
Aggregation Induced Emission ◽  
Thermally Activated

Through-space charge transfer hexaarylbenzene dendrimers containing circularly-arrayed electron donors and acceptors exhibit thermally activated delayed fluorescence and aggregation-induced emission effects, giving EQE of 14.2% for solution-processed OLEDs.

Thermally Activated Delayed Fluorescence in Polymers: A New Route toward Highly Efficient Solution Processable OLEDs

2015 ◽  
Vol 27 (44) ◽  
pp. 7236-7240 ◽  
Author(s):  
Andrey E. Nikolaenko ◽  
Michael Cass ◽  
Florence Bourcet ◽  
David Mohamad ◽  
Matthew Roberts
Keyword(s):  
Efficient Solution ◽  
Delayed Fluorescence ◽  
Thermally Activated Delayed Fluorescence ◽  
Thermally Activated ◽  
Highly Efficient ◽  
Solution Processable

Triazatruxene-based thermally activated delayed fluorescence small molecules with aggregation-induced emission properties for solution-processable nondoped OLEDs with low efficiency roll-off

2019 ◽  
Vol 7 (31) ◽  
pp. 9719-9725 ◽  
Author(s):  
Yang Liu ◽  
Xiaofu Wu ◽  
Yonghong Chen ◽  
Liang Chen ◽  
Hua Li ◽  
...  
Keyword(s):  
Small Molecules ◽  
Fluorescence Lifetime ◽  
Delayed Fluorescence ◽  
Thermally Activated Delayed Fluorescence ◽  
Aggregation Induced Emission ◽  
Emission Properties ◽  
Thermally Activated ◽  
Solution Processable ◽  
Low Efficiency

Triazatruxene-based TADF small molecules with AIE properties exhibited a short delayed fluorescence lifetime, resulting in a low efficiency roll-off of 1.0% even at 1000 cd m−2 in solution-processable nondoped 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.

Rotation-restricted thermally activated delayed fluorescence compounds for efficient solution-processed OLEDs with EQEs of up to 24.3% and small roll-off

2020 ◽  
Vol 56 (44) ◽  
pp. 5957-5960 ◽  
Author(s):  
Kuofei Li ◽  
Yunhui Zhu ◽  
Bing Yao ◽  
Yuannan Chen ◽  
Hao Deng ◽  
...  
Keyword(s):  
Efficient Solution ◽  
Delayed Fluorescence ◽  
Solution Processed ◽  
Thermally Activated Delayed Fluorescence ◽  
Thermally Activated

A sandwich-like chromophore, composed of two donors and an inserted acceptor, is hitched onto a single carbazole to yield an efficient TADF emitter with excellent electroluminescent performance.

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