Ag/Ti2AlC复合材料的电弧侵蚀及退化机理

丁健翔,田无边,汪丹丹,张培根,陈坚,孙正明

Arc Erosion and Degradation Mechanism ofAg/Ti2AlC Composite

Jianxiang DING,Wubian TIAN,Dandan WANG,Peigen ZHANG,Jian CHEN,Zhengming SUN

表2 图10b中黑色块体的EDS分析

Table 2 EDS analyses of dark block in Fig.10b (atomic fraction / %)

Element Point 1 Point 2 Point 3 Ag 0.39 0.23 0.11 Ti 33.90 32.11 29.13 Al 9.71 9.07 8.16 C 3.12 2.40 2.88 O 52.88 56.19 59.72 Ti/Al 3.49 3.54 3.57 O/Ti 1.56 1.75 2.05