scholarly journals Using fluorene to lock electronically active moieties in thermally activated delayed fluorescence emitters for high-performance non-doped organic light-emitting diodes with suppressed roll-off

2021 ◽  
Author(s):  
Lin Wu ◽  
Kai Wang ◽  
Cheng Wang ◽  
Xiao-Chun Fan ◽  
Yi-Zhong Shi ◽  
...  
Keyword(s):  
High Performance ◽  
Light Emitting Diodes ◽  
Delayed Fluorescence ◽  
Concentration Quenching ◽  
Organic Light Emitting Diodes ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Thermally Activated ◽  
Organic Light

Two TADF emitters were developed by modifying a reported less successful emitter BP-DPAC with fluorene to suppress concentration quenching. Their non-doped OLEDs displayed excellent EQEs of 22.8% and 21.3% with well-suppressed roll-off.

Thermally activated delayed fluorescence exciplex emitters for high-performance organic light-emitting diodes

2021 ◽  
Author(s):  
Ming Zhang ◽  
Cai-Jun Zheng ◽  
Hui Lin ◽  
Si-Lu Tao
Keyword(s):  
High Performance ◽  
Light Emitting Diodes ◽  
Delayed Fluorescence ◽  
Organic Light Emitting Diodes ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Thermally Activated ◽  
Organic Light

Owing to their natural thermally activated delayed fluorescence (TADF) characteristics, the development of exciplex emitters for organic light-emitting diodes (OLEDs) has witnessed booming progress in recent years.

Molecular engineering of thermally activated delayed fluorescence emitters to concurrently achieve high performance and reduced efficiency roll-off in organic light-emitting diodes

2019 ◽  
Vol 7 (32) ◽  
pp. 9966-9974 ◽  
Author(s):  
Bowen Li ◽  
Zhiyi Li ◽  
Xiaofang Wei ◽  
Fengyun Guo ◽  
Ying Wang ◽  
...  
Keyword(s):  
High Performance ◽  
Light Emitting Diodes ◽  
Delayed Fluorescence ◽  
Molecular Engineering ◽  
Organic Light Emitting Diodes ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Thermally Activated ◽  
Organic Light ◽  
Generation Technology

Thermally activated delayed fluorescence (TADF) emitter based organic light-emitting diodes (OLEDs) utilizing both singlet and triplet excitons are considered as the most promising third-generation technology for lighting and display.

Efficient thermally activated delayed fluorescence of functional phenylpyridinato boron complexes and high performance organic light-emitting diodes

2017 ◽  
Vol 5 (6) ◽  
pp. 1452-1462 ◽  
Author(s):  
Yi-Jiun Shiu ◽  
Yi-Ting Chen ◽  
Wei-Kai Lee ◽  
Chung-Chih Wu ◽  
Tzu-Chieh Lin ◽  
...  
Keyword(s):  
High Performance ◽  
Light Emitting Diodes ◽  
Delayed Fluorescence ◽  
Organic Light Emitting Diodes ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Thermally Activated ◽  
Organic Light ◽  
Boron Complexes

A new series of functional phenylpyridinato boron complexes possessing thermally activated delayed fluorescence (TADF) has been strategically designed and synthesized.

High-performance organic light-emitting diodes with natural white emission based on thermally activated delayed fluorescence emitters

2020 ◽  
Vol 8 (30) ◽  
pp. 10431-10437 ◽  
Author(s):  
Wei Luo ◽  
Tong-Tong Wang ◽  
Xing Chen ◽  
Kai-Ning Tong ◽  
Wei He ◽  
...  
Keyword(s):  
High Performance ◽  
Light Emitting Diodes ◽  
Delayed Fluorescence ◽  
Organic Light Emitting Diodes ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
White Emission ◽  
Thermally Activated ◽  
Organic Light

WOLEDs with stable natural white emission based on all-TADF emitters.

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