Figure 1.
Images of nanoparticles observed under TEM (A), AFM (B) and FESEM (C and D). NPs are spherical and homogeneous in shape. NPs do not agglomerate, and they are approximately 250 nm in diameter.
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.