Effects of Mg substitution on the structural and magnetic properties of Co
0.5
Ni
0.5−
x
Mg
x
Fe
2
O
4
nanoparticle ferrites
Rosnan R M
†,
, Othaman Z
, Hussin R
, Ati Ali A
, Samavati Alireza
, Dabagh Shadab
, Zare Samad
Variations of x-ray density (
d
x
), bulk density (
d
B
), and porosity (
P
) with Mg
2+
content
x
.