讨论了溶胶-凝胶法制备钡铁氧体材料的过程中,主要工艺参数,即烧结温度、烧结时间、Fe/Ba比率对产物组成及磁性能的影响.研究结果表明,增加烧结时间和烧结温度有利于提高产物的饱和磁化强度(Ms),但对矫顽力(Hci)的影响甚微;Fe/Ba比率的变化主要影响产物组成中主相BaFe12O19和杂质相BaFe2O4的比率,进而影响产物的磁性能.
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