Xiaoyang GUO, Xiaolin ZHANG, Yan JIANG, Yuan TIAN, Zhi GENG. Ti-doped Hf(Zr)B2-SiC Anti-ablation Coatings: Preparation and Ablation Resistance Mechanism [J]. Journal of Inorganic Materials, 2024, 39(12): 1357
- Journal of Inorganic Materials
- Vol. 39, Issue 12, 1357 (2024)
1. Preparation process of the coating sample
S1. XRD pattern, surface and cross-sectional microstructures and EDS element analysis of HfTiB2-SiC coating after plasma flame ablation for 150 s
2. XRD pattern, surface and cross-sectional microstructures, and EDS element analysis of HfTiB2-SiC coating
3. XRD pattern, surface and cross-sectional microstructures, and EDS element analysis of ZrTiB2-SiC coating
4. XRD pattern, surface and cross-sectional microstructures, and element distribution of HfTiB2-SiC coating sample after ablation for 480 s
5. XRD pattern, microstructures and element distributions of the ablation center surface and cross-sectional of ZrTiB2-SiC coating sample after ablation for 480 s
6. Gibbs free energy variation curves with temperature for the reaction occurring during coating ablation process
7. Temperature dependent curves of vapor pressure (a) and decomposition pressure (b) for the oxidation products during coating ablation process
8. Schematic diagram of composite coating ablation process
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Table 1. Element atomic fraction of Spot 1 in Fig. 2(c)
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Table 2. Element atomic fraction of Spot 1 in Fig. 3(c)
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Table 3. Eelement atomic fraction of Spots 1-3 in Fig. 4(c)
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Table 4. Element atomic fraction of Spots 1-3 in Fig. 5(d)
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Table 5. Element atomic fraction of Spots 4 and 6 in Fig. 5(g)
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