Figure/Table detail

Corrosion performance of high-entropy (Ho0.2Er0.2Tm0.2Yb0.2Lu0.2) 2Si2O7 environmental barrier coating material under CMAS conditions at 1500 ℃
Zhang Zhenya, Yuan Shuai, Zhu Zihao, Gao Wei, Meng Yifan, Xue Zhaolu, Xiang Tengfei, Shen Yizhou, Yan Kai, Gyawali Gobinda, Zhang Shihong
Extreme Materials, DOI: 10.1016/j.exm.2026.01.001

Num. O Ca Mg Al Si Ho Er Tm Yb Lu RE:Ca Products
#1 61.8 4.7 -- -- 15.2 3.6 3.9 3.7 3.1 4 3.9 Ca2RE8(SiO4)6O2
#2 60.5 8.4 2.6 5.5 22.5 0.1 -- -- 0.2 0.2 CMAS
#3 64.2 0.1 -- -- 18.2 3.8 3.9 3.5 3.2 3.1 (5RE0.2)2Si2O7
#4 58.3 4.9 0.1 -- 16.3 4.7 4.2 3.8 4.1 3.6 4.2 Ca2RE8(SiO4)6O2
#5 59.3 8.2 3.6 4.9 23.4 -- 0.1 -- 0.3 0.2 CMAS
#6 63.9 -- -- -- 17.6 3.9 4.2 3.4 3.9 3.1 (5RE0.2)2Si2O7
#7 60.1 5.1 -- -- 15.2 4.6 3.9 4.2 3.5 3.4 3.8 Ca2RE8(SiO4)6O2
#8 59.8 7.6 2.3 5.4 24.8 -- -- 0.1 -- -- CMAS
#9 66.3 0.1 -- -- 16.6 3.2 3.3 3.2 4.2 3.1 (5RE0.2)2Si2O7
#10 60.3 4.6 -- 0.2 16.3 3.8 3.7 4.3 3.2 3.6 4.0 Ca2RE8(SiO4)6O2
#11 58.3 7.3 3.2 4.3 26.3 0.2 0.1 -- 0.3 -- CMAS
#12 64.3 0.1 -- -- 17.9 3.2 3.5 3.6 4.1 3.3 (5RE0.2)2Si2O7
Table 4 Atomic ratios (at%) of the corresponding points in Fig. 9
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