Figure 2.
Fourier transform infrared (FT-IR) spectra of Fe3O4 (a), Fe3O4@SiO2 (b), vinyl modified Fe3O4@SiO2 (c) and MIIP (d).
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.