维氏压痕对常压固相烧结碳化硅陶瓷材料力学性能的影响
杨晓1,2, 刘学建1, 黄政仁1, 刘桂玲1, 姚秀敏1

Effects of Vickers Cracks on the Mechanical Properties of Solid-phase-sintered Silicon Carbide Ceramics
YANG Xiao1,2, LIU Xue-Jian1, HUANG Zheng-Ren1, LIU Gui-Ling1, YAO Xiu-Min1
图3 不同压力载荷下SSiC材料的压痕剖面形态
Fig. 3 SEM images of the crack profiles in SSiC under different indentation loads a 5 N; b 10 N; c 20 N; d 50 N