Investigation of Förster-type energy transfer in organic light-emitting devices with 4-(dicyanomethylene)-2-t-butyl-6-(1,1,7,7-tetramethy ljulolidin-4-yl-vinyl)-4H-pyran doped cohost emitting layer

2009 ◽  
Vol 105 (1) ◽  
pp. 013105 ◽  
Author(s):  
Li-Zhen Yu ◽  
Xue-Yin Jiang ◽  
Zhi-Lin Zhang ◽  
Li-Ren Lou ◽  
Ching-Ting Lee
Keyword(s):  
Energy Transfer ◽  
Light Emitting ◽  
Light Emitting Devices ◽  
Organic Light ◽  
Organic Light Emitting Devices

The study of intramolecular decay and intermolecular energy transfer for phosphorescent organic light-emitting devices

2021 ◽  
Vol 23 (12) ◽  
pp. 7495-7503
Author(s):  
Wanlin Cai ◽  
Kai Ren ◽  
Ancong Zhao ◽  
Xiulan Wu ◽  
Rongxing He ◽  
...  
Keyword(s):  
Energy Transfer ◽  
Rational Design ◽  
Energy Transfer Efficiency ◽  
Transfer Efficiency ◽  
Light Emitting ◽  
Light Emitting Devices ◽  
Organic Light ◽  
Intermolecular Energy ◽  
Intermolecular Energy Transfer ◽  
Organic Light Emitting Devices

Compared to the PtOO7-based system, the greater EQE of the PtON7-based system is mainly governed by the stronger energy transfer efficiency (ηEET); thus, it is necessary to evaluate ηEET from hosts to guests for the rational design of OLEDs.

Improvement of efficiency and color purity utilizing two-step energy transfer for red organic light-emitting devices

2002 ◽  
Vol 81 (16) ◽  
pp. 2935-2937 ◽  
Author(s):  
Jing Feng ◽  
Feng Li ◽  
Wenbao Gao ◽  
Gang Cheng ◽  
Wenfa Xie ◽  
...  
Keyword(s):  
Energy Transfer ◽  
Color Purity ◽  
Light Emitting ◽  
Light Emitting Devices ◽  
Organic Light ◽  
Organic Light Emitting Devices

Effect of energy transfer on electroluminescent performance in blend-layer organic light-emitting devices

2008 ◽  
Vol 128 (9) ◽  
pp. 1523-1527 ◽  
Author(s):  
Shuping Zhang ◽  
Zhe Lü ◽  
Yajing Peng ◽  
Yuqiang Liu ◽  
Yanqiang Yang
Keyword(s):  
Energy Transfer ◽  
Light Emitting ◽  
Light Emitting Devices ◽  
Organic Light ◽  
Organic Light Emitting Devices

Highly efficient, deep-red organic light-emitting devices using energy transfer from exciplexes

2017 ◽  
Vol 5 (3) ◽  
pp. 527-530 ◽  
Author(s):  
Yuji Nagai ◽  
Hisahiro Sasabe ◽  
Jun Takahashi ◽  
Natsuki Onuma ◽  
Takashi Ito ◽  
...  
Keyword(s):  
Energy Transfer ◽  
Quantum Efficiency ◽  
External Quantum Efficiency ◽  
Emission Wavelength ◽  
Light Emitting ◽  
Light Emitting Devices ◽  
Highly Efficient ◽  
Organic Light ◽  
Organic Light Emitting Devices ◽  
Electroluminescence Emission

Record-breaking highly efficient, deep-red phosphorescent OLEDs are developed. The optimized device exhibits an external quantum efficiency of nearly 18% and an electroluminescence emission wavelength of 670 nm.

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