Hongxia Qi, Liang Zhao, Chuanlin Jin, Juntong He, Anmin Chen, Mingxing Jin. Influence of Sample Temperature on Spectral Intensity of Nanosecond Laser-Induced Aluminum Plasma[J]. Chinese Journal of Lasers, 2019, 46(2): 0211002
- Chinese Journal of Lasers
- Vol. 46, Issue 2, 0211002 (2019)
Fig. 1. Diagram of experimental setup
Fig. 2. Spectral intensity of aluminum plasma at different laser energies for 25 ℃ and 200 ℃ sample temperatures. (a) 53.9 mJ; (b) 79.8 mJ; (c) 114.3 mJ; (d) 145.6 mJ
Fig. 3. Changes of spectral intensity of Al (I) with sample temperature at different laser energies. (a) 394.40 nm; (b) 396.15 nm
Fig. 4. Changes of signal-to-noise ratio of Al (I) with sample temperature at different laser energies. (a) 394.40 nm; (b) 396.15 nm
Fig. 5. Changes of spectral intensity of Al (I) with laser energy at different sample temperatures. (a) 394.40 nm; (b) 396.15 nm
Fig. 6. Changes of signal-to-noise ratio of Al (I) with laser energy at different sample temperatures. (a) 394.40 nm; (b) 396.15 nm
Fig. 7. Morphology of ablation crater at different sample temperatures and laser energies
Fig. 8. Changes of crater diameter with sample temperature at different laser energies
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