Abstract
Nanohexaferrites of BaV
x
Fe
12−
x
O
19
(0.0 ≤
x
≤ 0.1) were prepared using sol–gel auto-combustion. The structure and morphology of BaV
x
Fe
12−
x
O
19
(0.0 ≤
x
≤ 0.1) nano-sized hexaferrites were explored by X-ray diffraction (XRD), scanning electron microscopy (SEM) coupled with EDXS. XRD analysis indicated particle size in the 55–60-nm interval. SEM and EDXS investigations confirmed the formation of the desired composition of V-substituted Ba-hexaferrites. The magnetic properties of products were studied. The magnetic
M
(
H
) hysteresis loops revealed that all produced nanohexaferrites display ferromagnetic-like comportment. The deduced saturation magnetization (
M
s
), retentivity (
M
r
), magneto-crystalline anisotropy fields (
H
a
), and coercive field (
H
c
) were enhanced for low V
3+
contents and were maximum for BaV
0.04
Fe
11.96
O
19
(
x
= 0.04) nanohexaferrites, showing the strengthening of magnetic properties.