Fig. 1. Laser power versus microtexture depth and microstructure height. (a) Microtexture depth; (b) microstructure height

Fig. 2. Microtexture morphologies under different laser powers when scanning number is 30. (a) 4 W; (b) 6 W; (c) 8 W; (d) 10 W;

Fig. 3. Scanning speed versus microtexture depth and microstructure height. (a) Microtexture depth; (b) microstructure height

Fig. 4. Microtexture morphologies under different scanning speeds when scanning number is 30. (a) 200 mm/s; (b) 400 mm/s;

Fig. 5. Repetition frequency versus microtexture depth and microstructure height. (a) Microtexture depth; (b) microstructure height

Fig. 6. Microtexture morphologies under different repetition frequencies when scanning number is 30. (a) 10 kHz; (b) 20 kHz;

Fig. 7. Pulse width versus microtexture depth and microstructure height. (a) Microtexture depth; (b) microstructure height

Fig. 8. Microtexture morphologies under different pulse widths when scanning number is 30. (a) 8 ns; (b) 14 ns; (c) 20 ns; (d) 30 ns; (e) 50 ns; (f) 100 ns

Fig. 9. Morphologies under different laser powers. (a) 4 W; (b) 6 W; (c) 8 W; (d) 10 W; (e) 12 W; (f) 14 W

Fig. 10. Contact angles between droplet and textured surface under different laser powers. (a) 4 W; (b) 6 W; (c) 8 W; (d) 10 W;

Fig. 11. Morphologies under different scanning speeds. (a) 200 mm/s; (b) 400 mm/s; (c) 600 mm/s; (d) 800 mm/s; (e) 1000 mm/s;

Fig. 12. Contact angles between droplet and textured surface under different scanning speeds. (a) 200 mm/s; (b) 400 mm/s; (c) 600 mm/s; (d) 800 mm/s; (e) 1000 mm/s; (f) 1200 mm/s

Fig. 13. Morphologies under different repetition frequencies. (a) 10 kHz; (b) 20 kHz; (c) 30 kHz; (d) 40 kHz; (e) 50 kHz; (f) 60 kHz

Fig. 14. Contact angles between droplet and textured surface under different repetition frequencies. (a) 10 kHz; (b) 20 kHz; (c) 30 kHz; (d) 40 kHz; (e) 50 kHz; (f) 60 kHz

Fig. 15. Morphologies under different pulse widths. (a) 8 ns; (b) 14 ns; (c) 20 ns; (d) 30 ns; (e) 50 ns; (f) 100 ns

Fig. 16. Contact angles between droplet and textured surface under different pulse widths. (a) 8 ns; (b) 14 ns; (c) 20 ns; (d) 30 ns;

Fig. 17. Surface morphologies of microgrooves under different filling directions

Fig. 18. Microgroove surface morphologies under different filling directions. (a) Unidirectional filling; (b) cross filling; (c) four-way filling; (d) six-way filling

Fig. 19. Contact angles between droplet and textured surface under different filling directions. (a) Unidirectional filling; (b) cross filling; (c) four-way filling; (d) six-way filling

Fig. 20. Microtexture processing effects. (a) End face effect; (b) cylindrical effect