Optoelectronic Technology, Volume. 43, Issue 3, 233(2023)

Research on the Fabrication and Application of 230 nm Far-UVC LED Packaging Device

Wenbo LI1, Wentao LI2, Leming TANG1, Yong YANG1, Qiming XU3,4, and Yanwei SHEN4
Author Affiliations
  • 1Guangdong Institute of Semiconductor Micro‑Nano Manufacturing Technology, Foshan Guangdong 528225, CHN
  • 2State Key Laboratory of Pollution Control and Resources Reuse, School of the Environment, Nanjing University, Nanjing 1003, CHN
  • 3Gusu Laboratory of Materials, Suzhou Jiangsu 21512, CHN
  • 4Suzhou LEKIN Semiconductor Co., Ltd., Suzhou Jiangsu 21513, CHN
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    References(16)

    [1] Nishida T, Saito H, Kobayashi N. Efficient and high-power AlGaN-based ultraviolet light-emitting diode grown on bulk GaN[J]. Appl. Phys. Lett., 79, 711-712(2001).

    [2] Pernot C, Kim M, Fukahori S et al. Improved efficiency of 255-280 nm AlGaN-based light-emitting diodes[J]. Appl. Phys. Express, 3(2010).

    [3] Jun Z, Wu T, Feng W et al. The advantages of AlGaN-based UV-LEDs inserted with a p-AlGaN layer between the EBL and active region[J]. IEEE Photonics Journal, 5, 1600310(2013).

    [4] Dong P, Yan J, Wang J et al. 282 nm AlGaN-based deep ultraviolet light-emitting diodes with improved performance on nano-patterned sapphire substrates[J]. Appl. Phys. Lett., 102, 241113(2013).

    [5] Kneissl M, Seong T, Han J et al. The emergence and prospects of deep-ultraviolet light-emitting diode technologies[J]. Nat.Photonics, 13, 233-244(2019).

    [6] Buonanno M, Welch D, Shuryak I et al. Far-UVC light (222 nm) efficiently and safely inactivates airborne human coronaviruses[J]. Sci. Rep., 10, 10285(2020).

    [7] Gao N, Chen J X, Feng X et al. Strain engineering of digitally alloyed AlN/GaN nanorods for far-UVC emission as short as 220 nm[J]. Opt. Mater. Express, 11, 1282-1291(2021).

    [8] Liang Y H, Towe E. Progress in efficient doping of high aluminum-containing group III-nitrides[J]. Appl. Phys. Rev., 5(2018).

    [9] Li D, Jiang K, Sun X et al. AlGaN photonics: Recent advances in materials and ultraviolet devices[J]. Adv. Opt. Photonics, 10, 43(2018).

    [10] Shatalov M, Sun W, Lunev A et al. AlGaN deep-ultraviolet light-emitting diodes with external quantum efficiency above 10%[J]. Applied Physics Express, 5, 2101(2012).

    [11] Li J C, Gao N, Cai D J et al. Multiple fields manipulation on nitride material structures in ultraviolet light-emitting diodes[J]. Light: Sci. Appl., 10, 129(2021).

    [12] Taniyasu Y, Kasu M, Makimoto T. Analuminium nitride light-emitting diode with a wavelength of 210 nanometres[J]. Nature, 441, 325-328(2006).

    [13] Zhang Y B, Krishnamoorthy S, Akyol F et al. Tunnel-injected sub-260 nm ultraviolet light emitting diodes[J]. Appl. Phys. Lett., 110, 201102(2017).

    [14] Ma M, Mount F, Yan X et al. Effects of the refractive index of the encapsulation the light-extraction efficiency of light-emitting diodes[J]. Optics Express, 19, A1135-A1140(2011).

    [15] Yamada K, Furusawa Y, Nagai S et al. Development of underfilling and encapsulation for deep-ultraviolet LEDs[J]. Appl. Phys. Express, 8(2015).

    [16] Nagai S, Yamada K, Hirano A et al. Development of highly durable deep-ultraviolet AlGaN-based LED multichip array with hemispherical encapsulated structures using a selected resin through a detailed feasibility study[J]. JPN. J. Appl. Phys., 55(2016).

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    Wenbo LI, Wentao LI, Leming TANG, Yong YANG, Qiming XU, Yanwei SHEN. Research on the Fabrication and Application of 230 nm Far-UVC LED Packaging Device[J]. Optoelectronic Technology, 2023, 43(3): 233

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    Paper Information

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    Received: Dec. 7, 2022

    Accepted: --

    Published Online: Mar. 21, 2024

    The Author Email:

    DOI:10.19453/j.cnki.1005-488x.2023.03.008

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