High Power Laser and Particle Beams, Volume. 35, Issue 12, 121005(2023)

Upconversion luminescence properties of Yb3+/Ho3+/Tm3+ tri-doped LiTaO3 polycrystals

Tao Zhang1,2, Zhenhui Li1,2, Caixia Cui1、*, Danyi Zhang1、*, Yudong Cai2, and Yifan Xin3
Author Affiliations
  • 1Beihai Campus, Guilin University of Electronic Technology, Beihai 536000, China
  • 2School of Information and Communication, Guilin University of Electronic Technology, Guilin 541004, China
  • 3College of Science, Harbin Engineering University, Harbin 150001, China
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    Figures & Tables(10)
    XRD pattern of LiTaO3:Yb3+/Ho3+/Tm3+ polycrystals
    UV absorption spectroscopy of LiTaO3:Yb3+/Ho3+/Tm3+ polycrystals
    Emission spectrum of Yb3+/xHo3+/Tm3+ doped LiTaO3 polycrystals
    Fluorescence spectrum of Ho3+/Yb3+/Tm3+ doped LiTaO3 polycrystals under excitation at 980 nm
    Upconversion luminescence mechanism of LiTaO3:Yb3+/Ho3+/Tm3+ polycrystals under excitation at 980 nm
    Fluorescence decay curves of LiTaO3:2.0% Yb3+/0.1% Tm3+ and LiTaO3:2.0% Yb3+/0.05% Ho3+
    Fluorescence decay curves of LiTaO3:0.1% Ho3+/2.0% Yb3+/0.2% Tm3+
    CIE coordinate diagram of LiTaO3 polycrystals with different doping mole fractions of Yb3+/Ho3+/Tm3+ ions
    • Table 1. Raw material ratios of experimentally prepared samples

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      Table 1. Raw material ratios of experimentally prepared samples

      sample No.[Li]/[Ta]mole fraction of Ho3+/% mole fraction of Yb3+/% mole fraction of Tm3+/%
      10.9510.052.00
      20.9510.052.00.2
      30.9510.102.00.2
      40.9510.202.00.2
      50.9510.302.00.2
      60.95102.00.1
      70.9510.052.00.1
      80.9510.052.00.3
      90.9510.052.00.4
    • Table 2. CIE coordinates of upconversion fluorescence spectrum of LiTaO3:Ho3+/Yb3+/Tm3+ polycrystals

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      Table 2. CIE coordinates of upconversion fluorescence spectrum of LiTaO3:Ho3+/Yb3+/Tm3+ polycrystals

      sample No.CIE(x, y) Tc/K
      2(0.334, 0.423)5463
      3(0.337, 0.433)5383
      4(0.349, 0.452)5098
      5(0.353, 0.481)5052
      7(0.334, 0.485)5447
      8(0.341, 0.403)5243
      9(0.356, 0.361)4650
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    Tao Zhang, Zhenhui Li, Caixia Cui, Danyi Zhang, Yudong Cai, Yifan Xin. Upconversion luminescence properties of Yb3+/Ho3+/Tm3+ tri-doped LiTaO3 polycrystals[J]. High Power Laser and Particle Beams, 2023, 35(12): 121005

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    Paper Information

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    Received: Jun. 30, 2023

    Accepted: Oct. 17, 2023

    Published Online: Dec. 27, 2023

    The Author Email: Caixia Cui (49470046@qq.com), Danyi Zhang (63407583@qq.com)

    DOI:10.11884/HPLPB202335.230204

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