纳米软磁铁氧体材料液相合成技术  

Progress in preparation of nanometer-sized soft ferrite

作　　者：李东风[1] 于文广[2] 贾振斌[3] 魏雨[3] 

机构地区：[1]河北邢台学院化学系,河北邢台054001 [2]内蒙古呼伦贝尔学院化学系,内蒙古海拉尔021008 [3]河北师范大学化学学院,河北石家庄050016

出　　处：《微纳电子技术》2002年第9期19-21,27,共4页Micronanoelectronic Technology

摘　　要：随着电子产品向小型化、轻量化和高性能化方向发展以及应用领域的不断拓展,作为一新材料,纳米软磁铁氧体粉体的制备技术成为国际研究的热点之一。介绍了纳米软磁性铁氧体料的液相合成技术,综述了近年来具有尖晶石结构的纳米软磁性铁氧体材料的液相制备方法。中包括:化学共沉淀法、水热法、溶胶-凝胶法、喷雾热解法、微乳液法、相转化法、超临界法冲击波合成法和微波场下湿法合成。并对纳米软磁铁氧体材料液相合成技术的发展予以展望。With the development of electronic components towards small sized,light weight ,high performance and the exploitation of application field,being as new materials,the synthesis of nanosized soft ferrites has been one of the most interest research fields.The synthesis methods of nanometer-sized ferrite and ferrites powders by liquid phase are briefed in this paper,such as,coprecipitation method,hydrothermal method,Sol-Gel method,micro-emulsion mediated process,phase transformation,supercritical fluid drying,shock wave treatment ,and microwave method.These methods are effective preparation methods of ultrafine spine magnetic material powders.And the development in the future is prospected.

关 键 词：纳米 软磁铁氧体材料 液相合成技术 二价金属氧化物 纳米磁性材料 

分 类 号：TM277[一般工业技术—材料科学与工程]