飞秒激光照射金箔的传热机理研究

工程热物理学报 , 2015, 36(5): 1116-1119.

1.上海理工大学能源与动力工程学院,上海,200093

2.上海理工大学能源与动力工程学院,上海,200093

3.上海理工大学能源与动力工程学院,上海,200093

基金项目: 国家自然科学基金资助项目(No.51476102)

Investigation on Heat Transfer Mechanism of Femtosecond Laser Interaction With Thin Gold Film

本文采用抛物线两步(PTS)模型和双曲线两步(HTS)模型模拟了超短脉冲激光(脉冲宽度小于100 fs)照射金箔的传热过程.本文将不同模型的模拟结果与破坏阀值的实验数据进行了比较,结果表明HTS模型更加符合实验结果.本文的数值研究为瞬态激光材料加工技术提供理论依据.

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