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Journal of Inorganic Materials, Volume. 37, Issue 10, 1073(2022)

Structural Evolution and Chemical Durability of Thorium-incorporated Nd2Zr2O7 Pyrochlore at A and B Sites

Lielin WANG... Hua XIE, Yuqi XIE, Pingtao HU, Wen YIN, Xinyue REN and Yun DING |Show fewer author(s)
Author Affiliations
  • Fundamental Science on Nuclear Wastes and Environmental Safety Laboratory, Southwest University of Science and Technology, Mianyang 621010, China
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    AbstractGet PDF(in Chinese)
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    References (31)
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    Figures & Tables(8)
    XRD patterns of samples Nd1.8Th0.2 Zr2O7, Nd2Zr2O7 and Nd2Zr1.8Th0.2O7
    1. XRD patterns of samples Nd1.8Th0.2 Zr2O7, Nd2Zr2O7 and Nd2Zr1.8Th0.2O7

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    SEM images and EDS elements mappings of samples Nd1.8Th0.2 Zr2O7, Nd2Zr2O7 and Nd2Zr1.8Th0.2O7
    2. SEM images and EDS elements mappings of samples Nd1.8Th0.2 Zr2O7, Nd2Zr2O7 and Nd2Zr1.8Th0.2O7

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    Rietveld refinement patterns of samples Nd1.8Th0.2Zr2O7, Nd2Zr2O7 and Nd2Zr1.8Th0.2O7
    3. Rietveld refinement patterns of samples Nd1.8Th0.2Zr2O7, Nd2Zr2O7 and Nd2Zr1.8Th0.2O7

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    Structural evolution of samples Nd1.8Th0.2Zr2O7, Nd2Zr2O7 and Nd2Zr1.8Th0.2O7
    4. Structural evolution of samples Nd1.8Th0.2Zr2O7, Nd2Zr2O7 and Nd2Zr1.8Th0.2O7

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    Raman spectra of samples Nd1.8Th0.2Zr2O7, Nd2Zr2O7 and Nd2Zr1.8Th0.2O7
    5. Raman spectra of samples Nd1.8Th0.2Zr2O7, Nd2Zr2O7 and Nd2Zr1.8Th0.2O7

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    Raman peak intensity variation of samples Nd1.8Th0.2Zr2O7, Nd2Zr2O7 and Nd2Zr1.8Th0.2O7
    6. Raman peak intensity variation of samples Nd1.8Th0.2Zr2O7, Nd2Zr2O7 and Nd2Zr1.8Th0.2O7

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    Normalized release rates of Th in samples Nd1.8Th0.2Zr2O7 and Nd2Zr1.8Th0.2O7
    7. Normalized release rates of Th in samples Nd1.8Th0.2Zr2O7 and Nd2Zr1.8Th0.2O7

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    • Table 1. Rietveld refinement parameters of samples Nd1.8Th0.2 Zr2O7, Nd2Zr2O7 and Nd2Zr1.8Th0.2O7

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      Table 1. Rietveld refinement parameters of samples Nd1.8Th0.2 Zr2O7, Nd2Zr2O7 and Nd2Zr1.8Th0.2O7

      Nd1.8Th0.2Zr2O7Nd2Zr2O7Nd2Zr1.8Th0.2O7
      Lattice parameter/nm 1.06370(2)1.06744(5)1.06781(4)
      Unit cell volume/nm31.2031.2161.217
      x-parameter of 48f oxygen 0.3322(6)0.3287(6)0.3365(5)
      A-O48f bond distance 2.5932(5)2.6285(4)2.5713(4)
      B-O48f bond distance 2.0737(3)2.0660(2)2.1017(2)
      A-B bond distance 3.7607(4)3.7739(1)3.7753(2)
      A-8a bond distance 2.3029(2)2.3110(1)2.3118(3)
      Rp4.66%5.17%4.43%
      Rwp6.04%6.79%5.94%
      χ22.6141.9322.237
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    Lielin WANG, Hua XIE, Yuqi XIE, Pingtao HU, Wen YIN, Xinyue REN, Yun DING. Structural Evolution and Chemical Durability of Thorium-incorporated Nd2Zr2O7 Pyrochlore at A and B Sites [J]. Journal of Inorganic Materials, 2022, 37(10): 1073

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    Paper Information

    Category: RESEARCH ARTICLE

    Received: Feb. 16, 2022

    Accepted: --

    Published Online: Jan. 12, 2023

    The Author Email:

    DOI:10.15541/jim20220077

    Topics

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