微纳米Ti2AlC增强TiAl复合材料高温强韧化机制

陈占兴, 王玉鹏, 荣光飞, 张新房, 马腾飞, 王晓红, 邢秋玮, 朱冬冬

High-Temperature Strengthening and Toughening Mechanisms of Micro-Nano Ti2AlC Reinforced TiAl Composites

CHEN Zhanxing, WANG Yupeng, RONG Guangfei, ZHANG Xinfang, MA Tengfei, WANG Xiaohong, XING Qiuwei, ZHU Dongdong

图4 1300℃烧结添加0.5%GO的Ti2AlC颗粒增强TiAl复合材料的TEM表征

Fig.4 TEM characterizations of Ti2AlC reinforced TiAl composites with 0.5%GO addition sintered at 1300oC (a) bright field TEM image (b, b1) HRTEM image marked in Fig.4a (b) and corresponding fast Fourier transform (FFT) pattern of square area in Fig.4b (b1) (c, c1) HRTEM image marked in Fig.4a (c) and corresponding FFT pattern of square area in Fig.4c (c1) (T—twin)