Ideal blue thermally activated delayed fluorescence emission assisted by a thermally activated delayed fluorescence assistant dopant through a fast reverse intersystem crossing mediated cascade energy transfer process

2019 ◽  
Vol 7 (10) ◽  
pp. 3082-3089 ◽  
Author(s):  
Si Hyun Han ◽  
Jae Ho Jeong ◽  
Ji Woong Yoo ◽  
Jun Yeob Lee
Keyword(s):  
Energy Transfer Process ◽  
Light Emitting Diode ◽  
Fluorescence Emission ◽  
Delayed Fluorescence ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Organic Light Emitting Diode ◽  
Thermally Activated ◽  
Organic Light ◽  
Cascade Energy

A novel blue thermally activated delayed fluorescence (TADF) organic light-emitting diode with an emitting layer made up of a TADF assistant dopant and a pure blue-emitting TADF emitter was developed.

Thermally activated delayed fluorescence blue dopants and hosts: from the design strategy to organic light-emitting diode applications

2016 ◽  
Vol 4 (48) ◽  
pp. 11355-11381 ◽  
Author(s):  
Mallesham Godumala ◽  
Suna Choi ◽  
Min Ju Cho ◽  
Dong Hoon Choi
Keyword(s):  
Light Emitting Diode ◽  
Design Strategy ◽  
Delayed Fluorescence ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Color Coordinates ◽  
Organic Light Emitting Diode ◽  
Thermally Activated ◽  
Organic Light

Thermally activated delayed fluorescence materials exhibited outstanding external quantum efficiencies in OLEDs along with good CIE color coordinates and improved device stabilities. Hence these are most promising for commercialization of OLEDs.

Reverse Intersystem Crossing Managing Assistant Dopant for High External Quantum Efficiency Red Organic Light-Emitting Diode

2022 ◽  
Author(s):  
Dong Jin Shin ◽  
Seung Chan Kim ◽  
Jun Yeob Lee
Keyword(s):  
Light Emitting Diode ◽  
Delayed Fluorescence ◽  
Intersystem Crossing ◽  
Energy Transfer Rate ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Organic Light Emitting Diode ◽  
Thermally Activated ◽  
Organic Light ◽  
Donor Moiety

Thermally activated delayed fluorescence (TADF) materials working as an assistant dopant with reduced Dexter energy transfer rate was designed by replacing the donor moiety of 2,3,5,6-tetra(9H-carbazol-9-yl) terephthalonitrile (4CzTPN) with 5H-benzo[4,5]thieno[3,2-c]carbazole...

scholarly journals Correction: Thermally activated delayed fluorescence blue dopants and hosts: from the design strategy to organic light-emitting diode applications

2017 ◽  
Vol 5 (1) ◽  
pp. 238-238 ◽  
Author(s):  
Mallesham Godumala ◽  
Suna Choi ◽  
Min Ju Cho ◽  
Dong Hoon Choi
Keyword(s):  
Light Emitting Diode ◽  
Design Strategy ◽  
Delayed Fluorescence ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Organic Light Emitting Diode ◽  
Thermally Activated ◽  
Organic Light

Correction for ‘Thermally activated delayed fluorescence blue dopants and hosts: from the design strategy to organic light-emitting diode applications’ by Mallesham Godumala et al., J. Mater. Chem. C, 2016, DOI: 10.1039/c6tc04377a.

Study of Configuration Differentia and Highly Efficient Deep-Red Thermally Activated Delayed Fluorescence Organic Light-Emitting Diode Based on Phenanthro[4,5-fgh]quinoxaline Derivatives

2021 ◽  
Author(s):  
Anqi Shang ◽  
Tong Lu ◽  
Hui Liu ◽  
Chunya Du ◽  
Futong Liu ◽  
...  
Keyword(s):  
Light Emitting Diode ◽  
Delayed Fluorescence ◽  
Organic Light Emitting Diodes ◽  
Thermally Activated Delayed Fluorescence ◽  
Red Emission ◽  
Light Emitting ◽  
Organic Light Emitting Diode ◽  
Thermally Activated ◽  
Organic Light ◽  
Quinoxaline Derivatives

The development of efficient thermally activated delayed fluorescence (TADF) materials with a deep-red emission (emission wavelength beyond 620 nm) remains a great challenge in the field of organic light-emitting diodes...

Modulation of OLED Efficiency via a Combination of Aromatic Electrophilic Directing and Intramolecular Charge Transfer

2021 ◽  
Author(s):  
Xiancheng Nie ◽  
Tao Wang ◽  
Wenhuan Huang ◽  
Hao Su ◽  
Biao Chen ◽  
...  
Keyword(s):  
Charge Transfer ◽  
Organic Compounds ◽  
Intramolecular Charge Transfer ◽  
Light Emitting Diode ◽  
Delayed Fluorescence ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Organic Light Emitting Diode ◽  
Thermally Activated ◽  
Organic Light

Thermally activated delayed fluorescence (TADF) materials utilizing purely organic compounds have become a promising and more eco-friendly alternative to phosphorescent organometallic emitters in organic light-emitting diode (OLED) devices. However, the...

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