Magnetoimpedance Effect in CoFeMoSiB As-Quenched and Surface Modified Amorphous Ribbons in the Presence of Igon Oxide Nanoparticles of Water-Based Ferrofluid

Table 1

Magnetic characterization of the samples. : coercivity and : saturation magnetization.

Sample	(Oe)	(emu/g)
As-quenched ribbon (AQ)	0.3 ± 0.1	87 ± 3
Surface modified ribbon (SM)	0.4 ± 0.1	76 ± 3
Magnetic nanoparticles	26.7 ± 0.5	57 ± 2
Ferrofluid	~0.5	2.0 ± 0.1