Figure 1.
The X-ray diffraction powder patterns of the Sr0.3Ba0.4Pb0.3Fe12O19/(CuFe2O4)x composite samples x = 2 (a), 3 (b), 4 (c), and 5 (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.