Figure 10.
The magnetization curves obtained at 25°C of hollow magnetite microspheres. Magnetization curves obtained at 25°C of hollow magnetite microspheres (a) and silica coated magnetite microspheres (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.