Xing-zu MING, Lei JIN, Yong-bo XIAO, Jia-jian LIN, Xian ZHOU, Rui MING. Femtosecond Laser Ablation Characteristics of Gear Material 20CrMnTi[J]. Acta Photonica Sinica, 2020, 49(12): 73
- Acta Photonica Sinica
- Vol. 49, Issue 12, 73 (2020)
Fig. 1. Femtosecond laser ablation mechanism of gear material
Fig. 2. Energy distribution of Gaussian beam
Fig. 3. Temperature field change of electron and lattice system
Fig. 4. Three-dimensional distribution of temperature field in lattice system
Fig. 5. Femtosecond laser micromachining system
Fig. 6. Characteristics of ablative ring morphology at different energy densities
Fig. 7. Micro morphology of ablation pit at different energy densities
Fig. 8. Full view, wall and bottom topography of ablation pit
Fig. 9. Ablative pit depths at different energy densities
Fig. 10. Surface roughness at different energy densities
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Table 1. Chemical composition of gear material 20CrMnTi
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Table 2. Femtosecond laser simulation parameters
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