Atomistic investigation of ablation of amorphous polystyrene under femtosecond laser pulse

• 作 者: HUANG YanHua SONG ChengWei ZHA
• 机 构: ResearchCenterofLaserFusion,CenterforPrecisionEngineering
• 出 处: 中国科学：物理学、力学、天文学英文版
• 发表日期: 2015年3期
• 关键词: 飞秒激光脉冲 非晶聚苯乙烯 原子论 激光烧蚀 脉冲强度 材料去除 分子动力学 热力学机制 polystyrene femtosecond laser abla
• 基金项目: This work was supported by the National Natural Science Foundation of China （Grant Nos. 51275114 and 51006093）, the Laboratory of Precision ManuJaeturing Technology in China Academy of Engineering Phy

In the present work we elucidate the thermodynamic mechanisms of femtosecond(fs)laser ablation of amorphous polystyrene by means of molecular dynamics(MD)simulations.The effects of extrinsic parameter of laser pulse intensity and intrinsic parameter of mo