Yb/Y双掺杂氧化锆在熔盐腐蚀环境中的元素扩散和相变机理研究*

徐俊, 陈宏飞, 杨光, 罗宏杰, 高彦峰

Elements Diffusion and Phase Transitions in Yb/Y Co-doped Zirconia Ceramic under Molten-salt Corrosive Environment

XU Jun, CHEN Hongfei, YANG Guang, LUO Hongjie, GAO Yanfeng

表1 CMAS腐蚀YbYSZ中各区域元素含量

Table1 Elements contentsdetermined by EDS in the regions C and D of YbYSZ corroded by CMAS (%, atom fraction)

Elements content Region C Region D O 65.89 72.80 Zr 1.36 23.82 Y 0.69 2.49 Yb 0 0.34 Ca 11.70 0.30 Mg 2.59 0.12 Al 4.15 0.08 Si 13.60 0.06