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A series of Sr 2−x Nd x Ni 2 Fe 28−y Co y O 46 (x=0.02, 0.04, 0.06, 0.08, 0.10 and y=0.1, 0.2, 0.3, 0.4, 0.5) X-type hexagonal ferrites has been prepared by sol–gel method at 1250°C for 6h. XRD analysis shows the single phase of the prepared ferrites material. The lattice constant values and c/a ratio shows that the present assembled material...
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