Journal of Inorganic Materials, Volume. 38, Issue 10, 1200(2023)
Figures & Tables(10)
1. XRD patterns of T0 powder and powders calcined at different temperatures in Ar/H2 atmosphere
2. XRD patterns of PrAlO3 ceramics with different TEOS concentrations
3. Change of relative density with sintering temperature of samples with different concentrations of TEOS
4. SEM-EDS image and elemental distributions of of PrAlO3 sintered at 1200 ℃ in Ar/H2 atmosphere
5. SEM images of (a-d) areal surface and (a′-d′) fractural surface of T4 samples sintered at different temperatures
6. Relationship between average grain size and sintering temperature for T4 samples
7. Thermophysical property of sample T4 sintered at different temperatures
Table 1. Mechanical property of PrAlO3 prepared at different sintering temperatures
View tableView in ArticleTable 1. Mechanical property of PrAlO3 prepared at different sintering temperatures
Sintering temperature/℃ Bending strength/MPa Fracture toughness/(MPa·m1/2) Vickers hardness/GPa Average grain size/μm 1500 88.47±4.14 0.81±0.02 7.95±0.43 5.51±1.84 1600 95.55±4.62 0.92±0.06 7.75±0.28 15.40±5.02
Table 2. Thermal expansion coefficient and thermal conductivity parameters of different control rods at 360 ℃
View tableView in ArticleTable 2. Thermal expansion coefficient and thermal conductivity parameters of different control rods at 360 ℃
Material Density/ (g·cm-3) Thermal expansion coefficient/ (×10-6, K-1) Thermal conductivity/ (W·m-1·K-1) PrAlO3 6.69 9.3 5.0 GdAlO3[ 31 ]6.64 4.8±0.2 3.5±0.1 Tb2TiO5[ 32 ]6.89 6.8±0.2 1.3±0.1 B4C[ 33 ]2.25 3.7±0.1 9.8±0.1 Ag-In-Cd[ 34 ,35 ]10.18 22.5 (25~500 ℃) 92.0±1.0
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Junyi GU, Wugang FAN, Zhaoquan ZHANG, Qin YAO, Hongquan ZHAN.
Paper Information
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Received: Feb. 13, 2022
Accepted: --
Published Online: Mar. 6, 2024
The Author Email: ZHANG Zhaoquan (zhangzq@mail.sic.ac.cn), YAO Qin (yaoqin@mail.sic.ac.cn)
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