Fig. 1. SEM image of AlSi10Mg powder

Fig. 2. Details of high-power SLM experiments. (a) Laser scanning strategy; (b) schematic of tensile specimen; (c) schematic of micro hole samples

Fig. 3. Influence of laser volume energy density E on relative density R of high-power SLM-processed samples and OM images of typical samples

Fig. 4. XRD diffraction patterns of high-power SLM-processed sample and original AlSi10Mg powders. (a) XRD diffraction patterns; (b) partially enlarged XRD diffraction patterns

Fig. 5. OM images of high-power SLM-processed AlSi10Mg sample. (a) Vertical section; (b) horizontal section

Fig. 6. SEM images of high-power SLM-processed AlSi10Mg sample. (a) Vertical section; (b) horizontal section

Fig. 7. TEM analysis of high-power SLM-processed AlSi10Mg sample. (a) Bright-field image; (b) mapping image

Fig. 8. EBSD analysis of high-power SLM-processed AlSi10Mg sample. (a) Inverse pole figure map; (b) pole figure map

Fig. 9. Tensile properties of high-power SLM-processed sample and ASTM B85-03 standard for die casting AlSi10Mg

Fig. 10. Fracture morphologies of high-power SLM-processed AlSi10Mg sample。(a) High magnification; (b) low magnification

Fig. 11. OM images of hole exit cross-sections of linear microporous samples with different hole diameters. (a)‒(e) Horizontal holes; (f)‒(j) vertical holes

Fig. 12. Two kinds of local simulation parts of liquid cold plate fabricated by high-power SLM