利用化学共沉淀法,以黄钠铁矾渣为原料制备镍锌铁氧体.以正丁胺为沉淀剂,在室温条件下,通过共沉淀铁、镍、锌(镍、锌由硫酸锌、硫酸镍按Ni0.5Zn0.5Fe2O4比例补加)制备镍锌铁氧体样品.采用SEM、XRD和FT-IR对该样品进行表征.结果表明,制备所得的样品为镍锌铁氧体.同时,通过磁滞回线显示,镍锌铁氧体比饱和磁化强度为9.04 A·m2/kg,比剩余磁化强度为0.65 A·m2/kg,矫顽力为2.47 kA/m,具有软磁材料的低比剩余磁化强度和低矫顽力的特性.
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