Mingyu Li, Jifei Ye, Chenghao Yu, Qinglin Yang, Hongjie Kong. Experimental study on propulsive performance of typical metal ablated by nanosecond pulse width laser[J]. Infrared and Laser Engineering, 2021, 50(S2): 20210277
- Infrared and Laser Engineering
- Vol. 50, Issue S2, 20210277 (2021)
Fig. 1. Schematic diagram of experimental equipment
Fig. 2. Experiment scene diagram
Fig. 3. Relationship between monopulse ablation and laser power density
Fig. 4. Relationship between monopulse impulse and laser power density
Fig. 5. Relationship between impulse coupling coefficient and laser power density
Fig. 6. Relationship between specific impulse and laser power density
Fig. 7. Scaling relation of impulse coupling coefficient of metal Au
Fig. 8. Energy conversion efficiency under different laser power densities
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Table 1. Melting boiling point and the first ionization energy of seven metal materials
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Table 2. Resistivity of seven metal materials (Unit: 10−8 Ω·m，20 ℃)
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Table 3. Average monopulse ablation mass (μg)and impulse (μN·s)
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