氦离子辐照对钨纳米丝稳定性的影响

胡瑞航, 杨贞, 雷齐俊, 李昕洋, 董子宇, 张晓彤, 范红玉, 牛金海

Effect of Helium Ions Irradiation on Stability of Nano-tungsten Whiskers

HU Ruihang, YANG Zhen, LEI Qijun, LI Xinyang, DONG Ziyu, ZHANG Xiaotong, FAN Hongyu, NIU Jinhai

图2 间歇式He离子辐照后W纳米丝表面的高分辨SEM照片

Fig.2 High resolution SEM analysis of the surface morphology of W fuzz irradiated by intermittent He ion with different fluence, magnification is 150 K (a) 0/m2, (b) 3.0×1023 /m2, (c) 1.2×1024 /m2, (d) 2.4×1024 /m2, (e) 3.6×1024 /m2, (f) 5.5×1024 /m2, (g) 7.5×1024 /m2, (h) 1.0×1025 /m2