Question: b . Suggest how magnetite could be modified by atomic substitution with another first row transition metal cation such that the saturation magnetization is increased

.

Suggest how magnetite could be modified by atomic substitution with another first row transition metal cation such that the saturation magnetization is increased to

5.25 \

times

105

A m

- 1 . (

Assume that substituting an Fe ion with another ion from the first

-

row transition elements does not change the lattice constant significantly.

)

What would then be the saturation flux density of your material?

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