Figure 2.
SEM image of (A) Fe3O4 and (B) Fe3O4@SiO2 NPs at different magnifications
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.