Figure 1.
Optical micrographs of the Al-12% Si; (a) base metal; (b) base metal +3% Cu; (c) enlarged scanning electron microscope (SEM) image of base metal +3% Cu; and (d) EDS element analysis of image (c).
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.