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YIG (Yttrium Iron Garnet) has chemical formula Y3Fe5O12 and substituted YIGs have formula RexY3-xFe5O12. Polycrystalline single phase Holmium substituted YIG were prepared by conventional ceramic technique. Powdered samples were annealed at 1000oC (1 hour) and these were called green powders. Six samples (0≤x≤0.5) were fabricated by applying pressure (6 tons). All the samples were sintered at 1300...
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