A solution-processable near-infrared thermally activated delayed fluorescent dye with a fused aromatic acceptor and aggregation induced emission behaviour

2022 ◽  
Author(s):  
Daniel G Congrave ◽  
Bluebell Drummond ◽  
Qinying Gu ◽  
Stephanie Montanaro ◽  
Haydn Francis ◽  
...  
Keyword(s):  
Near Infrared ◽  
Fluorescent Dye ◽  
Aggregation Induced Emission ◽  
Thermally Activated ◽  
Research Fields ◽  
Solution Processable

The unique synergy of properties offered by an efficient and processable near-infrared thermally activated delayed fluorescent (NIR TADF) dye could be transformative across research fields. Here, a solution-processable NIR TADF...

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.

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.

Highly Efficient Near‐Infrared Electrofluorescence from a Thermally‐Activated Delayed Fluorescence Molecule

2021 ◽  
Author(s):  
Umamahesh Balijapalli ◽  
Ryo Nagata ◽  
Nishiki Yamada ◽  
Hajime Nakanotani ◽  
Masaki Tanaka ◽  
...  
Keyword(s):  
Near Infrared ◽  
Delayed Fluorescence ◽  
Thermally Activated Delayed Fluorescence ◽  
Thermally Activated ◽  
Highly Efficient
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