• Journal of Inorganic Materials
  • Vol. 35, Issue 7, 796 (2020)
Zewang HU1、2, Xiaopu CHEN1、2, Xin LIU1、2, Xiaoying LI1、2, Yun SHI1, Huamin KOU1, Tengfei XIE1, and Jiang LI1、2、*
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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    DOI: 10.15541/jim20190418 Cite this Article
    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 Copy Citation Text show less
    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
    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
    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
    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
    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
    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
    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
    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
    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
    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
    Normalized XEL spectra of Pr:LuAG ceramics with different SiO2 additives
    11. Normalized XEL spectra of 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
    Table 1. Light yield, energy resolution, scintillation decay and the intensity of fast component of the Pr:LuAG ceramics with different SiO2 additives
    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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