The model has been used to investigate the influence of different laser irradiance and ambient gas pressure on the laser ablation and the expansion of plume.
利用所建模型，分析了不同激光功率密度和背景气压对烧蚀和蒸汽膨胀的影响。
In argon (ar) gas, nanocrystalline silicon films are prepared by pulsed laser ablation. The influence of ambient pressure on surface morphology of nanocrystalline silicon film is studied.
采用脉冲激光烧蚀技术在氩气环境下制备了纳米硅薄膜，研究了环境气体压强对纳米硅薄膜表面形貌的影响。
Calculation method of viscosity for pure gas, mixed gas and liquid at ambient pressure is discussed.
介绍常压下纯气体及混合气体，加压下纯气体及混合气体以及液体粘度的计算方法。
Calculation method of viscosity for pure gas, mixed gas and liquid at ambient pressure is discussed.
介绍常压下纯气体及混合气体，加压下纯气体及混合气体以及液体粘度的计算方法。
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