Yun Cui, Hanyu Zhang, Yuan'an Zhao, Yunxia Jin, Meiping Zhu, Jianda Shao. Microscopic Properties Changes of Au Film Under Action of Femtosecond Laser[J]. Chinese Journal of Lasers, 2019, 46(2): 0203001
- Chinese Journal of Lasers
- Vol. 46, Issue 2, 0203001 (2019)
Fig. 1. Schematic of experimental setup for laser damage test
Fig. 2. Schematic of micro beam emission positioning device
Fig. 3. Damage topography of mark point. (a) Top-view of mark point; (b) partial enlarged surface morphology of mark point; (c) cross-section view of mark point by FIB milling
Fig. 4. Damage topography. (a) Damage view of target point; (b) positions of six observation points along radius of damage area; (c) high resolution SEM images of six positions
Fig. 5. Cross-section topography obtained by FIB milling. (a) Position 2; (b) position 3; (c) position 4
Fig. 6. Surface roughness. (a) Position 4; (b) position 6
Fig. 7. Grain size. (a) Position 3; (b) position 4
Fig. 8. XRD diffraction spectra of three micro-regions in Au film without laser irradiation
Fig. 9. XRD diffraction spectra of micro-regions without laser irradiation and with laser irradiation, the insert figure is enlarged view of (111) peak
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Table 1. LIDT of Au film under the irradiation of 800 nm femtosecond laser
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