Research Article

Study on Crystallization and Magnetic Property Deviation of Ni-Zn-Cu Ferrite Depending on the State of the Starting Material in the Annealing Process

Figure 4

SEM image (×50,000) of (a) 400°C sol, (b) 400°C gel, (c) 800°C sol, and (d) 800°C gel.
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(b)
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(d)