Delocalization of frontier orbitals induced red emission for heptazine based thermally activated delayed fluorescence molecule: First-principles study

2018 ◽  
Vol 698 ◽  
pp. 187-194 ◽  
Author(s):  
Yongxiang Kang ◽  
Liyun Zhao ◽  
Jiancai Leng
Keyword(s):  
First Principles ◽  
Delayed Fluorescence ◽  
Frontier Orbitals ◽  
Thermally Activated Delayed Fluorescence ◽  
Red Emission ◽  
Thermally Activated ◽  
First Principles Study

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...

A unique tetranuclear Ag(i) complex emitting efficient thermally activated delayed fluorescence with a remarkably short decay time

2018 ◽  
Vol 47 (17) ◽  
pp. 5956-5960 ◽  
Author(s):  
Xue-Min Gan ◽  
Rongmin Yu ◽  
Xu-Lin Chen ◽  
MingXue Yang ◽  
Ling Lin ◽  
...  
Keyword(s):  
Decay Time ◽  
Delayed Fluorescence ◽  
Frontier Orbitals ◽  
Thermally Activated Delayed Fluorescence ◽  
Thermally Activated ◽  
Highly Efficient ◽  
Metal Orbital

A novel emissive tetranuclear Ag(i) complex with highly efficient thermally activated delayed fluorescence (TADF) was successfully prepared and characterized. The significant participation of a metal orbital in the occupied frontier orbitals leads to dominant MLCT emission.

Fluorenone-based thermally activated delayed fluorescence materials for orange-red emission

2019 ◽  
Vol 73 ◽  
pp. 240-246 ◽  
Author(s):  
You-Jun Yu ◽  
Xun Tang ◽  
Hui-Ting Ge ◽  
Yi Yuan ◽  
Zuo-Quan Jiang ◽  
...  
Keyword(s):  
Delayed Fluorescence ◽  
Thermally Activated Delayed Fluorescence ◽  
Red Emission ◽  
Thermally Activated

Comparative study on the impact of through-space charge transfer over the electroluminescence performance of delayed fluorescence molecules

2021 ◽  
Author(s):  
Maoxing Yu ◽  
Xiangyu Zhu ◽  
Jiajie Zeng ◽  
Hao Liu ◽  
Ruishan Huang ◽  
...  
Keyword(s):  
Charge Transfer ◽  
Comparative Study ◽  
Space Charge ◽  
Delayed Fluorescence ◽  
Frontier Orbitals ◽  
Thermally Activated Delayed Fluorescence ◽  
Thermally Activated ◽  
The Impact

Through-space charge transfer (TSCT) is adopted in design of some thermally activated delayed fluorescence (TADF) emitters owing to the facile separation of frontier orbitals. However, the advantages of TSCT in...

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