• Optoelectronic Technology
  • Vol. 43, Issue 4, 287 (2023)
Wenchen ZHENG, Yueting ZHENG, Jieyu BAI, Denglin ZHAO, Tingtao MENG, Zhongwei XU, Haobing ZHAO, Tailiang GUO, and Fushan LI*
Author Affiliations
  • College of Physics and Information Engineering, Fuzhou University, Fuzhou 350108,CHN
  • show less
    DOI: 10.19453/j.cnki.1005-488x.2023.04.002 Cite this Article
    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 Copy Citation Text show less
    The specific steps of LB transfer printing and the characterization of the required materials
    Fig. 1. The specific steps of LB transfer printing and the characterization of the required materials
    Structure and characterization of R-B devices
    Fig. 2. Structure and characterization of R-B devices
    Structure and characterization of W-B devices
    Fig. 3. Structure and characterization of W-B devices
    Influence and characterization of insulation barrier layer on device life
    Fig. 4. Influence and characterization of insulation barrier layer on device life
    电压/V亮度/(cd⋅m-2)EQE/(%)CE/(cd⋅A-1)CIE(x,y)
    3.08804.98.0(0.39,0.37)
    3.51 8364.77.6(0.37,0.36)
    4.03 8304.26.7(0.33,0.34)
    4.55 4263.86.2(0.32,0.33)
    5.07 9943.56.0(0.32,0.33)
    5.59 7453.25.2(0.31,0.32)
    6.012 3663.04.8(0.31,0.32)
    Table 1. Device performances of the W‑B QLEDs at various voltages
    颜色分辨率EQEmax/(%)最大亮度/(cd⋅m-2CEmax/(cd⋅m-2参考文献
    红色12 700 ppi15.27156 60017.37本文
    白色12 700 ppi4.934 2337.95本文
    红色9 072 ppi14.72262 40020.2127
    红色2 μm1.932 4971.8317
    红色30 μm2.6011 250-18
    白色2 460 ppi2.3514 000-25
    Table 2. Comparison of performances of high‑resolution devices between this work and those reported previously
    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
    Download Citation