Color tuning of dibenzo[a,c]phenazine-2,7-dicarbonitrile-derived thermally activated delayed fluorescence emitters from yellow to deep-red

2020 ◽  
Vol 8 (21) ◽  
pp. 7059-7066 ◽  
Author(s):  
Shantaram Kothavale ◽  
Won Jae Chung ◽  
Jun Yeob Lee
Keyword(s):  
High Efficiency ◽  
Molecular Design ◽  
Wavelength Region ◽  
Delayed Fluorescence ◽  
Design Approach ◽  
Color Tuning ◽  
Thermally Activated Delayed Fluorescence ◽  
Long Wavelength ◽  
Thermally Activated ◽  
Color Tunable

A molecular design approach for synthesizing color-tunable and high-efficiency TADF emitters in the long-wavelength region was developed.

Highly efficient and color tunable thermally activated delayed fluorescent emitters using a “twin emitter” molecular design

2016 ◽  
Vol 52 (2) ◽  
pp. 339-342 ◽  
Author(s):  
Mounggon Kim ◽  
Sang Kyu Jeon ◽  
Seok-Ho Hwang ◽  
Sang-shin Lee ◽  
Eunsun Yu ◽  
...  
Keyword(s):  
High Efficiency ◽  
Molecular Design ◽  
Color Tuning ◽  
Thermally Activated ◽  
Highly Efficient ◽  
Color Tunable

High efficiency and color tuning of thermally activated delayed fluorescent emitters were achieved at the same time by designing emitters with a twin emitter molecular design.

Management of thermally activated delayed fluorescence using a secondary electron accepting unit in thermally activated delayed fluorescent emitters

2019 ◽  
Vol 7 (21) ◽  
pp. 6465-6474 ◽  
Author(s):  
Ha Lim Lee ◽  
Kyung Hyung Lee ◽  
Jun Yeob Lee ◽  
Wan Pyo Hong
Keyword(s):  
Electron Acceptor ◽  
Secondary Electron ◽  
Molecular Design ◽  
Delayed Fluorescence ◽  
Design Approach ◽  
Thermally Activated Delayed Fluorescence ◽  
Thermally Activated

A molecular design approach adopting secondary electron accepting units in addition to a main electron acceptor was investigated as a strategy to manage the thermally activated delayed fluorescent (TADF) performance of the emitters.

High efficiency and long lifetime orange-red thermally activated delayed fluorescent organic light emitting diodes by donor and acceptor engineering

2021 ◽  
Author(s):  
Shantaram Kothavale ◽  
Won Jae Chung ◽  
Jun Yeob Lee
Keyword(s):  
High Efficiency ◽  
Molecular Design ◽  
Wavelength Region ◽  
Organic Light Emitting Diodes ◽  
Light Emitting ◽  
Long Wavelength ◽  
Thermally Activated ◽  
Organic Light ◽  
Donor And Acceptor ◽  
Long Lifetime

Molecular design approach for the simultaneous achievement of high efficiency and long lifetime in the long wavelength region.

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.

scholarly journals Molecular design of efficient yellow- to red-emissive alkynylgold(iii) complexes for the realization of thermally activated delayed fluorescence (TADF) and their applications in solution-processed organic light-emitting devices

2021 ◽  
Author(s):  
Cathay Chai Au-Yeung ◽  
Lok-Kwan Li ◽  
Man-Chung Tang ◽  
Shiu-Lun Lai ◽  
Wai-Lung Cheung ◽  
...  
Keyword(s):  
Molecular Design ◽  
Delayed Fluorescence ◽  
Solution Processed ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Light Emitting Devices ◽  
Thermally Activated ◽  
New Class ◽  
Organic Light ◽  
Tunable Emission

We report the design of a new class of fused heterocyclic alkynyl ligand-containing gold(iii) complexes, which shows tunable emission colors spanning yellow to red region and exhibits thermally activated delayed fluorescence (TADF) properties.

Electrostatic potential dispersing pyrimidine-5-carbonitrile acceptor for high efficiency and long lifetime thermally activated delayed fluorescence organic light-emitting diodes

2019 ◽  
Vol 7 (40) ◽  
pp. 12695-12703 ◽  
Author(s):  
Ji Seon Jang ◽  
Ha Lim Lee ◽  
Kyung Hyung Lee ◽  
Jun Yeob Lee
Keyword(s):  
Electrostatic Potential ◽  
High Efficiency ◽  
Delayed Fluorescence ◽  
Organic Light Emitting Diodes ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Thermally Activated ◽  
Organic Light ◽  
Long Lifetime ◽  
Acceptor Moiety

Pyrimidine-5-carbonitrile was developed as an electrostatic potential managing and strong acceptor moiety of thermally activated delayed fluorescent (TADF) emitters for high efficiency and long lifetime in devices.

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