Qiang LIU, Qian WANG, Penghui CHEN, Xiaoying LI, Lixuan ZHANG, Tengfei XIE, Jiang LI. Fabrication and Characterizations of Red Ce-doped 8YSZ Transparent Ceramics by Two-step Sintering [J]. Journal of Inorganic Materials, 2022, 37(8): 911
- Journal of Inorganic Materials
- Vol. 37, Issue 8, 911 (2022)
1. TG-DTA curves of the Ce-doped 8YSZ precursor
2. XRD patterns of (a) Ce-doped 8YSZ precursor and (b) the powder calcined at 800 ℃ for 4 h
3. FESEM micrographs of (a) Ce-doped 8YSZ precursor and (b) the powder calcined at 800 ℃ for 4 h
4. FESEM micrographs of the thermally etched surfaces of Ce-doped 8YSZ ceramics pre-sintered at different temperatures in air for 2 h(a) 1200 ℃; (b) 1230 ℃; (c) 1250 ℃; (d) 1275 ℃; (e) 1300 ℃
5. Relative densities and average grain size of the Ce-doped 8YSZ ceramics pre-sintered at 1200-1300 ℃ in air for 2 h
6. (a-e) FESEM micrographs of the thermally etched surfaces of Ce-doped 8YSZ ceramics pre-sintered at 1200- 1300 ℃ for 2 h and HIP post-treatment at 1700 ℃ for 3 h; (f-i) EDS element mapping of the Ce-doped 8YSZ ceramics pre-sintered at 1275 ℃(a) 1200 ℃; (b) 1230 ℃; (c) 1250 ℃; (d) 1275 ℃; (e) 1300 ℃
7. XRD patterns of the (a) pre-sintering and (b) HIP-treatment ceramics
8. (a) Photograph and (b) in-line transmittance of the Ce-doped 8YSZ ceramics (1 mm thick) pre-sintered at 1200-1300 ℃ in air for 2 h and HIP post-treatment at 1700 ℃ for 3 h under 176 MPa in Ar atmosphere
9. Absorption spectra of the ceramics pre-sintered at different temperatures and HIP post-treatment at 1700 ℃
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Table 1.
CIE value of Ce-doped 8YSZ ceramics pre- sintered at 1230-1300 ℃ for 2 h and HIP post-treatment at 1700 ℃ for 3 h
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