采用氧化物陶瓷工艺制备了MnZn功率铁氧体,研究亮磁性能的影响,由于Ti4+是非磁性离子,它对磁性离子Mn2+的取代,必将对材料的微结构、磁性能以及居里温度产生影响.结果表明,Ti4+取代Mn2+可提高MnZn铁氧体居里温度,适量的Ti4+取代,有利于提高致密度和起始磁导率,并降低磁损耗.为了得到优良的电磁性能,适宜的Ti4+取代量为0.5mol%.
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