Keywords single-walled carbon nanotubes;electron beam irradiation;structural instability;surface nanocurvature effect;ultrafast energetic beam-induced soft mode and lattice instability;

• 单壁碳纳米管;电子束辐照;结构不稳定性;表面纳米曲率效应;能量束超快诱导软模和点阵失稳;