Journal of Inorganic Materials, Volume. 34, Issue 6, 599(2019)

Near-infrared Reflective Pigments Based on Cu 2+ and Tb 3+ Codoped BaZrO3: Preparation and Performance

Shao-Dan ZHANG1... Wei-Wei BAO1,* and Hai-Ping MA2 |Show fewer author(s)
Author Affiliations
  • 1School of Materials Science and Engineering, Shaanxi University of Technology, Hanzhong 723000, China
  • 2Research Institute of Geological Experiment, Hefei 230001, China
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    Figures & Tables(8)
    XRD patterns of BaZrO3 pigment calcined at different temperature
    XRD patterns of Ba1-xCuxZr1-yTbyO3 pigments
    UV-Vis diffuse reflectance spectra of Ba1-xCuxZr1-yTbyO3 pigments
    NIR reflectance (a) and NIR solar reflectance (b) of Ba1-xCuxZr1-yTbyO3 powdered pigments
    • Table 1. Symbols and compositions of Ba1-xCuxZr1-yTbyO3 pigments samples

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      Table 1. Symbols and compositions of Ba1-xCuxZr1-yTbyO3 pigments samples

      Ref.Composition
      BZBaZrO3
      BC 015Ba0.85Cu0.15ZrO3
      BC 025Ba0.75Cu0.25ZrO3
      BC 035Ba0.65Cu0.35ZrO3
      BC 015 TBa0.85Cu0.15Zr0.85Tb0.15O3
      BC 025 TBa0.75Cu0.25Zr0.85Tb0.15O3
      BC 035 TBa0.65Cu0.35Zr0.85Tb0.15O3
    • Table 2. Cell parameters of the cubic cell of Ba1-xCuxZr1-yTbyO3 pigments

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      Table 2. Cell parameters of the cubic cell of Ba1-xCuxZr1-yTbyO3 pigments

      Ref.(hkl)(110)(111)(211)(220)(310)Average/nmVolume/nm3
      BZa=b=c/nm0.419150.418890.419080.419070.419170.419070.07360
      BC 015a=b=c/nm0.417050.419160.419090.418800.419260.418670.07339
      BC 025a=b=c/nm0.418140.418110.418460.418700.418850.418450.07327
      BC 035a=b=c/nm0.417030.418190.418490.419290.418850.418370.07323
      BC 015 Ta=b=c/nm0.420570.419430.419250.419380.419370.419600.07388
      BC 025 Ta=b=c/nm0.419450.419300.419220.419260.419370.419320.07373
      BC 035 Ta=b=c/nm0.419250.419220.419170.418840.419080.419110.07362
    • Table 3. Color coordinates of the Ba1-xCuxZr1-yTbyO3 (x=0.15, 0.25, 0.35; y=0, 0.15) powdered pigments and band gap values

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      Table 3. Color coordinates of the Ba1-xCuxZr1-yTbyO3 (x=0.15, 0.25, 0.35; y=0, 0.15) powdered pigments and band gap values

      Pigment compositionColor coordinatesBand gap/eV
      L*a*b*c*
      BZ95.51-0.210.910.932.71
      BC 01572.940.221.181.202.54
      BC 02564.870.560.941.092.53
      BC 03581.78-0.39-0.820.913.25
      BC 015 T73.306.2826.0226.772.59
      BC 025 T76.075.0826.0326.522.64
      BC 035 T80.041.3319.0319.082.70
    • Table 4. NIR solar reflectance of Ba1-xCuxZr1-yTbyO3 (x=0.15, 0.25, 0.35; y=0, 0.15) powdered pigments

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      Table 4. NIR solar reflectance of Ba1-xCuxZr1-yTbyO3 (x=0.15, 0.25, 0.35; y=0, 0.15) powdered pigments

      Pigment compositionBZBC 015BC 025BC 035BC 015 TBC 025 TBC 035 T
      NIR solar reflectance86.8%74.8%68.8%72.5%79.8%80.1%77.2%
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    Shao-Dan ZHANG, Wei-Wei BAO, Hai-Ping MA. Near-infrared Reflective Pigments Based on Cu 2+ and Tb 3+ Codoped BaZrO3: Preparation and Performance [J]. Journal of Inorganic Materials, 2019, 34(6): 599

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    Paper Information

    Category: RESEARCH PAPER

    Received: Sep. 3, 2018

    Accepted: --

    Published Online: Sep. 24, 2021

    The Author Email: BAO Wei-Wei (baowei1834@163.com)

    DOI:10.15541/jim20180387

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