Journal of Inorganic Materials, Volume. 39, Issue 4, 423(2024)

Linear-like NaNbO3-based Lead-free Relaxor Antiferroelectric Ceramics with Excellent Energy-storage and Charge-discharge Properties

Ruijian SHI, Junwei LEI, Yi ZHANG, Aiwen XIE*, and Ruzhong ZUO*
Author Affiliations
  • Center for Advanced Ceramics, School of Materials Science and Engineering, Anhui Polytechnic University, Wuhu 241000, China
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    Figures & Tables(10)
    XRD patterns of (0.76-x)NN-0.24BNT-xBMT ceramics with different composition at room temperature
    Rietveld refinement results of XRD patterns for (0.76-x)NN-0.24BNT-xBMT ceramics with different compositions
    Evolution of lattice constant ratios for (0.76-x)NN-0.24BNT-xBMT ceramics with composition
    Grains morphologies of thermally etched surfaces of (0.76-x)NN-0.24BNT-xBMT ceramics and corresponding grain distributions
    Temperature dependent curves of εr and tanδ of (0.76-x)NN- 0.24BNT-xBMT ceramics
    Weibull distributions of (0.76-x)NN-0.24BNT-xBMT ceramics breakdown resistance (a) and variation of EB with composition (b)
    Energy-storage properties of (0.76-x)NN-0.24BNT-xBMT ceramics
    Electric field-dependent charge-discharge characteristics of (0.76-x)NN-0.24BNT-xBMT (x=0.050) ceramics
    Temperature-dependent charge-discharge characteristics of (0.76-x)NN-0.24BNT-xBMT (x=0.050) ceramics
    • Table 1. Refined structural parameters of full spectrum fitting for (0.76-x)NN-0.24BNT-xBMT ceramics

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      Table 1. Refined structural parameters of full spectrum fitting for (0.76-x)NN-0.24BNT-xBMT ceramics

      xSpace groupLattice parametersV/nm3Rwp/% Rp/% χ2
      0Pnmaa=0.77920 nm, b=0.77852 nm, c=2.33854 nm, α=β=γ=90o1.4186085.353.703.62
      0.025Pnmaa=0.77965 nm, b=0.77897 nm, c=2.34045 nm, α=β=γ=90o1.4214135.203.623.59
      0.050Pnmaa=0.77899 nm, b=0.77995 nm, c=2.33913 nm, α=β=γ=90o1.4211936.274.054.17
      0.075Pnmaa=0.78060 nm, b=0.78000 nm, c=2.34481 nm, α=β=γ=90o1.4276664.993.562.96
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    Ruijian SHI, Junwei LEI, Yi ZHANG, Aiwen XIE, Ruzhong ZUO. Linear-like NaNbO3-based Lead-free Relaxor Antiferroelectric Ceramics with Excellent Energy-storage and Charge-discharge Properties [J]. Journal of Inorganic Materials, 2024, 39(4): 423

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    Paper Information

    Category:

    Received: Oct. 20, 2023

    Accepted: --

    Published Online: Jul. 8, 2024

    The Author Email: Aiwen XIE (xieaiwen@ahpu.edu.cn), Ruzhong ZUO (zuoruzhong@ahpu.edu.cn)

    DOI:10.15541/jim20230486

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