Figure 8.
(a–c) SEM images of GO/PAM/cement composites with unmodified GO nanosheets. (d) Carbon map of the area presented in (b).
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.