Highly efficient orange-red electroluminescence of iridium complexes with good electron mobility

2017 ◽  
Vol 5 (32) ◽  
pp. 8150-8159 ◽  
Author(s):  
Hua-Bo Han ◽  
Rong-Zhen Cui ◽  
Yi-Ming Jing ◽  
Guang-Zhao Lu ◽  
You-Xuan Zheng ◽  
...  
Keyword(s):  
Current Efficiency ◽  
Electron Mobility ◽  
Quantum Yields ◽  
Iridium Complexes ◽  
Maximum Luminance ◽  
High Quantum ◽  
Highly Efficient ◽  
Maximum Current ◽  
Low Efficiency

Two orange-red iridium complexes with high quantum yields and good electron mobility were applied in efficient OLEDs showing a maximum luminance of 129 466 cd m−2, a maximum current efficiency of 62.96 cd A−1 with low efficiency roll-off.

Highly efficient yellow electroluminescence of iridium complexes with good electron mobility

2018 ◽  
Vol 2 (7) ◽  
pp. 1284-1290 ◽  
Author(s):  
Hua-Bo Han ◽  
Xiao-Feng Ma ◽  
Zheng-Guang Wu ◽  
You-Xuan Zheng
Keyword(s):  
Current Efficiency ◽  
Quantum Efficiency ◽  
Electron Mobility ◽  
External Quantum Efficiency ◽  
Iridium Complexes ◽  
Highly Efficient ◽  
Maximum Current ◽  
Low Efficiency

Herein, two efficient yellow iridium complexes with good electron mobility were applied in OLEDs, showing a maximum current efficiency of 106.66 cd A−1 and an external quantum efficiency of 29.7% with low efficiency roll-off.

Efficient bluish green electroluminescence of iridium complexes with good electron mobility

2018 ◽  
Vol 42 (16) ◽  
pp. 13351-13357 ◽  
Author(s):  
Hua-Bo Han ◽  
Zheng-Guang Wu ◽  
You-Xuan Zheng
Keyword(s):  
Current Efficiency ◽  
Quantum Efficiency ◽  
Electron Mobility ◽  
External Quantum Efficiency ◽  
Iridium Complexes ◽  
Bluish Green ◽  
Maximum Current

Two efficient bluish green iridium complexes with good electron mobility were applied in efficient OLEDs, showing a maximum current efficiency of 71.18 cd A−1 and a maximum external quantum efficiency of 27.7%.

Crystal structure, photoluminescence and electroluminescence of three bluish green light-emitting iridium complexes

2016 ◽  
Vol 45 (17) ◽  
pp. 7366-7372 ◽  
Author(s):  
Qiu-Lei Xu ◽  
Xiao Liang ◽  
Liang Jiang ◽  
Yue Zhao ◽  
You-Xuan Zheng
Keyword(s):  
Crystal Structure ◽  
Current Efficiency ◽  
Green Light ◽  
Iridium Complexes ◽  
Light Emitting ◽  
Bluish Green ◽  
Maximum Current ◽  
Low Efficiency

Three iridium(iii) complexes were applied in efficient OLEDs showing a maximum current efficiency (ηc) value of 37.61 cd A−1 with low efficiency roll-off.

Highly efficient yellow phosphorescent OLEDs based on two novel bipolar host materials

2015 ◽  
Vol 39 (10) ◽  
pp. 7954-7960 ◽  
Author(s):  
Song Zhang ◽  
Qiu-Lei Xu ◽  
Jing-Cheng Xia ◽  
Yi-Ming Jing ◽  
You-Xuan Zheng ◽  
...  
Keyword(s):  
Current Efficiency ◽  
Highly Efficient ◽  
Host Materials ◽  
Maximum Current ◽  
Low Efficiency

Yellow OLEDs based on bipolar host materials show a maximum current efficiency of 44.4 cd A−1 with low efficiency roll-off.

Efficient OLEDs with low efficiency roll-off using iridium complexes possessing good electron mobility

2015 ◽  
Vol 3 (15) ◽  
pp. 3694-3701 ◽  
Author(s):  
Qiu-Lei Xu ◽  
Xiao Liang ◽  
Song Zhang ◽  
Yi-Ming Jing ◽  
Xuan Liu ◽  
...  
Keyword(s):  
Quantum Efficiency ◽  
Electron Mobility ◽  
Iridium Complexes ◽  
Highly Efficient ◽  
Low Efficiency

Two iridium(iii) complexes with high photoluminescence quantum efficiency and electron mobility were synthesized and highly efficient OLEDs (ηc,max of 101.96 cd A−1 and ηEQE,max of 31.6% for Ir1; ηc,max of 99.97 cd A−1 and ηEQE,max of 30.5% for Ir2) were fabricated with low efficiency roll-off ratios.

Efficient green photoluminescence and electroluminescence of iridium complexes with high electron mobility

2018 ◽  
Vol 47 (46) ◽  
pp. 16543-16550 ◽  
Author(s):  
Hua-Bo Han ◽  
Zheng-Guang Wu ◽  
Zhi-Ping Yan ◽  
Yue Zhao ◽  
You-Xuan Zheng
Keyword(s):  
Current Efficiency ◽  
Quantum Efficiency ◽  
Electron Mobility ◽  
External Quantum Efficiency ◽  
High Electron ◽  
Iridium Complexes ◽  
High Electron Mobility ◽  
Maximum Current ◽  
Green Photoluminescence

Two green iridium complexes with high photoluminescence quantum efficiency were applied in OLEDs showing a maximum current efficiency of 92.76 cd A−1 and a maximum external quantum efficiency of 31.8%, and the efficiency roll-off ratio is low.

Efficient orange-red electroluminescence of iridium complexes with 1-(2,6-bis(trifluoromethyl)pyridin-4-yl)isoquinoline and 4-(2,6-bis(trifluoromethyl)pyridin-4-yl)quinazoline ligands

2017 ◽  
Vol 46 (43) ◽  
pp. 14916-14925 ◽  
Author(s):  
Hua-Bo Han ◽  
Rong-Zhen Cui ◽  
Guang-Zhao Lu ◽  
Zheng-Guang Wu ◽  
You-Xuan Zheng ◽  
...  
Keyword(s):  
Current Efficiency ◽  
Iridium Complexes ◽  
Maximum Current ◽  
Low Efficiency

Two iridium complexes were applied in OLEDs showing a maximum current efficiency of 59.09 cd A−1 with low efficiency roll-off.

Efficient electroluminescence of bluish green iridium complexes with 2-(3,5-bis(trifluoromethyl)phenyl)pyrimidine and 2-(3,5-bis(trifluoromethyl)phenyl)-5-fluoropyrimidine as the main ligands

2018 ◽  
Vol 5 (7) ◽  
pp. 1545-1552 ◽  
Author(s):  
Hua-Bo Han ◽  
Zheng-Guang Wu ◽  
You-Xuan Zheng
Keyword(s):  
Current Efficiency ◽  
Quantum Efficiency ◽  
External Quantum Efficiency ◽  
Iridium Complexes ◽  
Bluish Green ◽  
Maximum Current

Four bluish green iridium complexes with high photoluminescence quantum efficiencies were applied in OLEDs, and they showed a maximum current efficiency of 74.70 cd A−1 and a maximum external quantum efficiency of 35.0% with mild efficiency roll-off.

Syntheses, photoluminescence and electroluminescence of two novel platinum(ii) complexes

2017 ◽  
Vol 46 (1) ◽  
pp. 150-157 ◽  
Author(s):  
Guang-Zhao Lu ◽  
Yan Li ◽  
Yi-Ming Jing ◽  
You-Xuan Zheng
Keyword(s):  
Current Efficiency ◽  
Platinum Complexes ◽  
Peak Current ◽  
Highly Efficient ◽  
Low Efficiency ◽  
A Current

Highly efficient green OLEDs based on two platinum complexes showed a peak current efficiency of 48.3 cd A−1 with low efficiency roll-off; and even at a brightness of 1000 cd m−2, a current efficiency of 47.0 cd A−1 could still be obtained.

Highly efficient yellow phosphorescent organic light-emitting diodes with novel phosphine oxide-based bipolar host materials

2015 ◽  
Vol 3 (43) ◽  
pp. 11540-11547 ◽  
Author(s):  
Song Zhang ◽  
Qiu-Lei Xu ◽  
Jing-Cheng Xia ◽  
Yi-Ming Jing ◽  
You-Xuan Zheng ◽  
...  
Keyword(s):  
Phosphine Oxide ◽  
External Quantum Efficiency ◽  
Power Efficiency ◽  
Organic Light Emitting Diodes ◽  
Light Emitting ◽  
Highly Efficient ◽  
Organic Light ◽  
Host Materials ◽  
Maximum Current ◽  
Low Efficiency

Highly efficient yellow OLEDs based on bipolar host materials show a maximum current efficiency of 68.28 cd A−1, a maximum external quantum efficiency of 21.3% and a maximum power efficiency of 50.90 lm W−1 with low efficiency roll-off.

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