Figure 7.
SEM images of a crosssection of samples AL, REF, B, CIS, CUR, DY, CR, MB, and CV.
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.