Multipath Exciton Harvesting in Diazine-based Luminescent Materials and Their Applications for Organic Light-Emitting Diodes

2021 ◽  
Author(s):  
Ling Yu ◽  
Chuluo Yang
Keyword(s):  
Low Cost ◽  
Recent Decade ◽  
Delayed Fluorescence ◽  
Device Fabrication ◽  
Organic Light Emitting Diodes ◽  
Luminescent Materials ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Thermally Activated ◽  
Organic Light

Thermally activated delayed fluorescence (TADF) materials have attracted intensive interests in recent decade owing to their intrinsic merits of 100% exciton collection capability and relatively low-cost device fabrication. An abundance...

Exciton engineering based on star-shaped blue thermally activated delayed fluorescence emitters for efficient white organic light-emitting diodes

2021 ◽  
Author(s):  
Hui Xu ◽  
Zhe Li ◽  
Chunbo Duan ◽  
Ying Li ◽  
Jing Zhang ◽  
...  
Keyword(s):  
Environmental Sustainability ◽  
Light Emitting Diodes ◽  
Low Cost ◽  
Delayed Fluorescence ◽  
Organic Light Emitting Diodes ◽  
Next Generation ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Thermally Activated ◽  
Organic Light

White organic light emitting diodes (OLED) are promising as the next-generation lighting sources, for which thermally activated delayed fluorescence (TADF) materials provides an alternative feature low cost and environmental sustainability,...

Thermally activated delayed fluorescence material with aggregation-induced emission properties for highly efficient organic light-emitting diodes

2018 ◽  
Vol 6 (11) ◽  
pp. 2873-2881 ◽  
Author(s):  
Yaodong Zhao ◽  
Weigao Wang ◽  
Chen Gui ◽  
Li Fang ◽  
Xinlei Zhang ◽  
...  
Keyword(s):  
Delayed Fluorescence ◽  
Organic Light Emitting Diodes ◽  
Luminescent Materials ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Aggregation Induced Emission ◽  
Thermally Activated ◽  
Organic Light ◽  
Fluorescence Material ◽  
Triplet Excitons

Luminescent materials with aggregation-induced emission (AIE) properties exhibit high solid state emission, while thermally activated delayed fluorescence (TADF) materials can fully harvest singlet and triplet excitons to achieve efficient electroluminescence (EL).

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.

Lowest unoccupied molecular orbital managing function of CN-substituted dibenzofuran in high triplet energy hosts for blue thermally-activated delayed fluorescent organic light-emitting diodes

2021 ◽  
Author(s):  
Sung Yong Byun ◽  
Kyung Hyung Lee ◽  
Jun Yeob Lee
Keyword(s):  
Molecular Orbital ◽  
Light Emitting Diodes ◽  
Delayed Fluorescence ◽  
Organic Light Emitting Diodes ◽  
Triplet Energy ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Thermally Activated ◽  
Organic Light ◽  
Lowest Unoccupied Molecular Orbital

The effect of lowest unoccupied molecular orbital (LUMO) management of high triplet energy electron transport type hosts on the device performance of blue thermally-activated delayed fluorescence (TADF) organic light-emitting diodes...

scholarly journals Highly effective organic light-emitting diodes containing thermally activated delayed fluorescence emitters with horizontal molecular orientation

RSC Advances ◽  
2020 ◽  
Vol 10 (70) ◽  
pp. 42897-42902
Author(s):  
Chan Hee Lee ◽  
Shin Hyung Choi ◽  
Sung Joon Oh ◽  
Jun Hyeon Lee ◽  
Jae Won Shim ◽  
...  
Keyword(s):  
Dipole Moments ◽  
Delayed Fluorescence ◽  
Organic Light Emitting Diodes ◽  
Host Matrix ◽  
Transition Dipole ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Thermally Activated ◽  
Organic Light ◽  
Transition Dipole Moments

The linear D–A–D type of molecular structure of AcPYM and PxPYM enhances the horizontally oriented alignment and up to 87% of the horizontal transition dipole moments in the host matrix is realized.

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