Effect of Samarium Substitution on the Structural and Magnetic Properties of Nanocrystalline Cobalt Ferrite

Table 2

Effect of Sm³⁺ doping on magnetic parameters of CoFe_2−𝑥Sm_𝑥O₄.

Sm content 𝑋	𝑀𝑠 (emu/g)	𝑀𝑟 (emu/g)	𝐻𝑐 (Oe)	𝑅
0.00	52.24	20.07	1379.20	0.3842
0.05	37.63	15.57	1202.80	0.4138
0.10	36.65	12.00	1055.50	0.3274
0.15	32.21	11.78	1025.00	0.3657
0.20	35.59	12.65	972.24	0.3554
0.25	32.55	12.00	814.73	0.3687