Journal of Inorganic Materials, Volume. 39, Issue 1, 61(2024)
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3. Surface and cross-section morphologies of high-entropy oxide coatings
5. Binary phase diagrams of HfO2-RE2O3 and ZrO2-RE2O3 (RE=Sm, Er and Y)[30]
6. Surface temperature curves of high-entropy oxide coatings during ablation
7. Macro morphologies of high-entropy oxide coatings after ablation
8. Mass ablation ratios and line ablation ratios of high- entropy oxide coatings
10. Cross-section morphologies and EDS analyses of high-entropy oxide coatings after cyclic ablation for 180 s(a-c) M1R3O; (d-f) M2R3O; (g-i) M3R3O
11. Comparison of ablation resistances between high-entropy oxide coatings and other coatings in the same ablation environment
S5. Surface microstructures of high-entropy oxide coatings after ablation (a-c) M2R3O coatings; (d-f) M3R3O coatings
Table 1. EDS element point scanning analysis
View tableView in ArticleTable 1. EDS element point scanning analysis
Hf Zr Sm Er Y Si O Spot A/(%, in atom) 10.5 5.6 9.3 8.5 8.4 — 57.7 Spot B/(%, in atom) 5.6 4.7 5.1 8.7 10.4 3.8 61.7
Table 1. Compositions and component molar ratios of high-entropy oxides in this study
View tableView in ArticleTable 1. Compositions and component molar ratios of high-entropy oxides in this study
Label Constituent $\frac{n(\text{Hf}+\text{Zr})}{n(\text{Sm}+\text{Er}+\text{Y})}$ M1R3O (Hf0.125Zr0.125Sm0.25Er0.25Y0.25)O2-δ 1/3 M2R3O (Hf0.2Zr0.2Sm0.2Er0.2Y0.2)O2-δ 2/3 M3R3O (Hf0.25Zr0.25Sm0.167Er0.167Y0.167)O2-δ 3/3
Table 2. Parameters of SAPS for high-entropy oxide coatings
View tableView in ArticleTable 2. Parameters of SAPS for high-entropy oxide coatings
Parameter Value Current/A 410-430 Voltage/V 100-120 Primary gas Ar/(L·min-1) 65-70 Second gas H2/(L·min-1) 3.5-5.0 Powder flow Ar/(L·min-1) 5-7 Spray distance/mm 100 Powder feed rate/(g·min-1) 5-6
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Lingxiang GUO, Ying TANG, Shiwei HUANG, Bolan XIAO, Donghao XIA, Jia SUN.
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Received: Aug. 14, 2023
Accepted: --
Published Online: Mar. 28, 2024
The Author Email: SUN Jia (j.sun@nwpu.edu.cn)
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