[Retracted] Fabrication and Sc-Refinement of SiC_p/A356 Composites by Vacuum Stirring Casting Method

Figure 7

SEM images and EDS result (a) of Al₃Sc, microstructures after addition of Sc (b), and X-ray diffraction of 10%SiC_p/Al + 0.4Sc (c).

(a)

(b)

(c)