Fig. 1. Schematic diagram of laser ablation experiment loading

Fig. 2. Saddle shaped laser intensity distribution

Fig. 3. High speed airflow simulation device

Fig. 4. Numerical model of metal ablation under airflow conditions. (a) Top view; (b) Front view; (c) Grid model

Fig. 5. Temperature distribution cloud map of steel plate cross-section at different times

Fig. 6. Comparison curve of center temperature on the back of the target material

Fig. 7. Comparison of experimental and simulated ablation morphology. (a) Simulated morphology; (b) Experimental morphology

Fig. 8. Dynamic variation of airflow velocity distribution in erosion pits

Fig. 9. Variation of reflectivity and dimensionless oxide film thickness during irradiation

Fig. 10. The variation curve of surface ablation depth and oxidation heat power

Fig. 11. The variation of oxidation heat release power with airflow velocity at different temperatures