FIGURE 8.
SEM images of (a) sensor 4 and (b) sensor 5 including the elemental distribution mapping in the carbon paste matrix below each.
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.