木提拉·阿曼,拜山·沙德克,彭登峰,阿尔帕提·依马木

• 1:新疆大学物理科学与技术学院
• 2:同济大学功能材料研究实验室

摘要(Abstract)：

强碱NaOH和活性剂PVP的共同辅助下,溶剂热法制备出均匀规则的立方Fe3O4亚微晶(～500nm).实验发现NaOH和PVP对立方Fe3O4亚微晶的形成起了重要作用.样品物相用X射线衍射(XRD)仪表征,形貌通过电子扫描显微镜(SEM)和透射电镜(TEM)观测.所得样品的磁性用振动样品磁强计(VSM)测试.结果显示所制备的立方体Fe3O4亚微米粉具有铁磁性特征,其饱和磁化强度(Ms)为88.4emu/g,剩余磁化强度(Mr)为4.1emu/g,矫顽力(Hc)为51.2Oe.

关键词(KeyWords)： 混合溶剂热;Fe3O4;亚微晶;饱和磁化强度

Abstract:

Keywords:

基金项目(Foundation): 自治区高校科研计划立项项目(06018805)

作者(Author): 木提拉·阿曼,拜山·沙德克,彭登峰,阿尔帕提·依马木

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