Many ferrites adopt the spinel structure with the formula ab 2 o 4 where a and b represent various metal cations usually including iron fe. The work reports microemulsion synthesis of spinel nanoferrites having a nominal composition of sr 1 x nd x fe 2 y cd y o 4 0 0 x 0 1 0 0 y 1 0. Ferrites are usually ferrimagnetic ceramic compounds derived from iron oxides.
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