XRD spectra of (a) samples A and (b) B.
MH curves of the samples A (open square) and B (solid square) at (a) 10 and (b) at 300 K.
The difference in magnetization (FC-ZFC) as a function of temperature for the (a) samples A and (b) B at a magnetic field of 1000 Oe. The insets in (a) and (b) show the corresponding FC (solid square) and ZFC (open square) curves.
XPS spectra of sample A.
Ferromagnetic properties of samples A and B.
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