GH3535合金焊缝高温氦离子辐照效应

白菊菊, 李健健, 付崇龙, 陈双建, 李志军, 林俊

Effect of He Ion Irradiation on the GH3535 Weld Metal at High Temperature

BAI Juju, LI Jianjian, FU Chonglong, CHEN Shuangjian, LI Zhijun, LIN Jun

图8 弱束TEM明暗场下焊缝中峰值区域的位错环分布(850℃)

Fig.8 Weak-beam dark-field ( g /3 g ) TEM image (a) and bright-field TEM image (b) of the dislocation loops in the peak region of the weld metal at 850oC (The dislocation loops appear as white dots under the weak beam dark-field condition, and becomes black dots at the same position under the bright-field as shown in the red circles; the same in Fig.9)