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Journal of Inorganic Materials, Volume. 35, Issue 7, 796(2020)

Trace SiO2 Addition on Optical and Scintillation Property of Pr:Lu3Al5O12 Ceramics

Zewang HU1...2, Xiaopu CHEN1,2, Xin LIU1,2, Xiaoying LI1,2, Yun SHI1, Huamin KOU1, Tengfei XIE1, and Jiang LI12,* |Show fewer author(s)
Author Affiliations
  • 1Key Laboratory of Transparent Opto-functional Inorganic Materials, Shanghai Institute of Ceramics, Chinese Academy of Sciences, Shanghai 201899, China
  • 2Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Sciences, Beijing 100049, China
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    Figures & Tables(12)
    Relative densities of the Pr:LuAG ceramics with different SiO2 additives pre-sintered at different temperatures for 5 h
    1. Relative densities of the Pr:LuAG ceramics with different SiO2 additives pre-sintered at different temperatures for 5 h

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    Grain size of the Pr:LuAG ceramics before and after HIP with different SiO2 additives pre-sintered at different temperatures for 5 h
    2. Grain size of the Pr:LuAG ceramics before and after HIP with different SiO2 additives pre-sintered at different temperatures for 5 h

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    FESEM images of the thermally etched Pr:LuAG ceramics with different SiO2 additives pre-sintered at 1775 ℃ for 5 h
    3. FESEM images of the thermally etched Pr:LuAG ceramics with different SiO2 additives pre-sintered at 1775 ℃ for 5 h

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    In-line transmittance of the HIPed Pr:LuAG ceramics pre-sintered at 1775 ℃ for 5 h with different SiO2 additives
    4. In-line transmittance of the HIPed Pr:LuAG ceramics pre-sintered at 1775 ℃ for 5 h with different SiO2 additives

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    FESEM images of the thermally etched surface (a-d) and fracture surface (e) of the HIPed Pr:LuAG ceramics with different SiO2 additives pre-sintered at 1775 ℃ for 5 h
    5. FESEM images of the thermally etched surface (a-d) and fracture surface (e) of the HIPed Pr:LuAG ceramics with different SiO2 additives pre-sintered at 1775 ℃ for 5 h

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    FESEM images of the thermally etched Pr:LuAG ceramics pre-sintered at different temperatures for 5 h with 100 ppm SiO2 additive
    6. FESEM images of the thermally etched Pr:LuAG ceramics pre-sintered at different temperatures for 5 h with 100 ppm SiO2 additive

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    In-line transmittance of the HIPed Pr:LuAG ceramics pre-sintered at different temperatures for 5 h with 100 ppm SiO2 additive
    7. In-line transmittance of the HIPed Pr:LuAG ceramics pre-sintered at different temperatures for 5 h with 100 ppm SiO2 additive

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    FESEM images of the thermally etched HIPed Pr:LuAG ceramics pre-sintered at different temperatures for 5 h with 100 ppm SiO2 additive
    8. FESEM images of the thermally etched HIPed Pr:LuAG ceramics pre-sintered at different temperatures for 5 h with 100 ppm SiO2 additive

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    Relative densities of the Pr:LuAG ceramics pre-sintered at 1775 ℃ with different holding time and different SiO2 additives
    9. Relative densities of the Pr:LuAG ceramics pre-sintered at 1775 ℃ with different holding time and different SiO2 additives

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    In-line transmittance of the HIPed Pr:LuAG ceramics pre-sintered at 1775 ℃ with different holding time and different SiO2 additives
    10. In-line transmittance of the HIPed Pr:LuAG ceramics pre-sintered at 1775 ℃ with different holding time and different SiO2 additives

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    Normalized XEL spectra of Pr:LuAG ceramics with different SiO2 additives
    11. Normalized XEL spectra of Pr:LuAG ceramics with different SiO2 additives

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    • Table 1. Light yield, energy resolution, scintillation decay and the intensity of fast component of the Pr:LuAG ceramics with different SiO2 additives

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      Table 1. Light yield, energy resolution, scintillation decay and the intensity of fast component of the Pr:LuAG ceramics with different SiO2 additives

      SiO2/ ppmLY, ER @1 μs /(ph·MeV-1, %)LY, ER @6 μs /(ph·MeV-1, %)τ1/nsτ2/nsIfast/%
      013033, 18.018091, 17.123.11147646.4
      5012560, 16.515880, 15.323.75146257.9
      10010686, 15.413453, 15.123.35134358.2
      1509965, 15.812574, 15.421.41133457.5
      20010104, 14.712726, 14.323.27134058.1
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    Zewang HU, Xiaopu CHEN, Xin LIU, Xiaoying LI, Yun SHI, Huamin KOU, Tengfei XIE, Jiang LI. Trace SiO2 Addition on Optical and Scintillation Property of Pr:Lu3Al5O12 Ceramics[J]. Journal of Inorganic Materials, 2020, 35(7): 796

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    Paper Information

    Category: RESEARCH PAPER

    Received: Aug. 13, 2019

    Accepted: --

    Published Online: Mar. 3, 2021

    The Author Email: LI Jiang (lijiang@mail.sic.ac.cn)

    DOI:10.15541/jim20190418

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology