Optoelectronic Technology, Volume. 43, Issue 4, 287(2023)
White Quantum Dot Light‑emitting Devices with Ultrahigh Pixel Density
Figures & Tables(6)
Fig. 1. The specific steps of LB transfer printing and the characterization of the required materials
Fig. 4. Influence and characterization of insulation barrier layer on device life
Table 1. Device performances of the W‑B QLEDs at various voltages
View tableView in ArticleTable 1. Device performances of the W‑B QLEDs at various voltages
电压/V 亮度/(cd⋅m-2) EQE/(%) CE/(cd⋅A-1) CIE(x,y) 3.0 880 4.9 8.0 (0.39,0.37) 3.5 1 836 4.7 7.6 (0.37,0.36) 4.0 3 830 4.2 6.7 (0.33,0.34) 4.5 5 426 3.8 6.2 (0.32,0.33) 5.0 7 994 3.5 6.0 (0.32,0.33) 5.5 9 745 3.2 5.2 (0.31,0.32) 6.0 12 366 3.0 4.8 (0.31,0.32)
Table 2. Comparison of performances of high‑resolution devices between this work and those reported previously
View tableView in ArticleTable 2. Comparison of performances of high‑resolution devices between this work and those reported previously
颜色 分辨率 EQEmax/(%) 最大亮度/（cd⋅m-2） CEmax/（cd⋅m-2） 参考文献 红色 12 700 ppi 15.27 156 600 17.37 本文 白色 12 700 ppi 4.9 34 233 7.95 本文 红色 9 072 ppi 14.72 262 400 20.21 27 红色 2 μm 1.93 2 497 1.83 17 红色 30 μm 2.60 11 250 - 18 白色 2 460 ppi 2.35 14 000 - 25
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Wenchen ZHENG, Yueting ZHENG, Jieyu BAI, Denglin ZHAO, Tingtao MENG, Zhongwei XU, Haobing ZHAO, Tailiang GUO, Fushan LI. White Quantum Dot Light‑emitting Devices with Ultrahigh Pixel Density[J]. Optoelectronic Technology, 2023, 43(4): 287
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Received: Mar. 13, 2023
Accepted: --
Published Online: Mar. 21, 2024
The Author Email: LI Fushan (fsli@fzu.edu.cn)
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