Dong FAN, Xin ZHONG, Yawen WANG, Zhenzhong ZHANG, Yaran NIU, Qilian LI, Le ZHANG, Xuebin ZHENG. Corrosion Behavior and Mechanism of Aluminum-rich CMAS on Rare-earth Silicate Environmental Barrier Coatings: [J]. Journal of Inorganic Materials, 2023, 38(5): 544
- Journal of Inorganic Materials
- Vol. 38, Issue 5, 544 (2023)
1. XRD patterns of powders and as-sprayed coatings
S1. XRD pattern of CMAS powders
2. XRD patterns of coatings after CMAS corrosion for 4 and 25 h
3. Surface microstructures of coatings after corrosion for 4 and 25 h
4. Cross-sectional microstructures of coatings after CMAS corrosion for 4 h
S2. Surface and cross-sectional microstructures of as-sprayed coatings
5. Cross-sectional microstructures of the X1-Gd2SiO5 coating after corrosion for 25 h
6. Schematic diagrams of different coatings under CMAS molten salt corrosion at 1400 ℃
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Table 1. Technical parameters used for plasma spraying
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Table 2. Chemical compositions of CMAS powders
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Table 3. EDS elemental compositions of the marked regions in Fig. 3
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Table 4. EDS elemental compositions of the marked regions in Fig. 4
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Table 5. EDS elemental compositions of the marked regions in Fig. 5
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