锰锌铁氧体纳米粒子制备与热磁性研究  

PREPARATION OF MnZn FERRITE NANOPARTICALES AND STUDY ON THERMAL-MAGNETIC PROPERTIES

作　　者：李定国[1,2] 熊杰[2] 刘祖黎[1] 熊永红[1] 

机构地区：[1]华中科技大学物理学院,武汉430074 [2]海军工程大学理学院,武汉430033

出　　处：《低温物理学报》2011年第5期377-380,共4页Low Temperature Physical Letters

基　　金：国家自然科学基金(项目编号:20971048)资助的课题~~

摘　　要：采用化学共沉淀法制备锰锌铁氧体磁性颗粒并进行了表征,用X射线荧光光谱仪(XRF)、X射线衍射(XRD)测试分析了颗粒组成、结构、平均粒径,表明制备的样品为锰锌铁氧体纳米粒子,平均粒径约为17nm.用振动样品磁强计(VSM)测量了颗粒的磁滞回线和热磁特性.The MnZn ferrite magnetic particles were prepared by chemical co-precipitation method and characterized.The composition,structure and the mean particle sizes was determined by X-Ray Fluorescence（XRF） spectrometer,X-Ray Diffraction（XRD） analysis,and it is that the prepared particles are MnZn ferrite with an average particle size of 17nm.The magnetic hysteresis loop and thermal-magnetic properties of MnZn Ferrite magnetic particles were measured by VSM.

关 键 词：锰锌铁氧体 化学共沉淀法 热磁效应 纳米铁氧体 

分 类 号：O482.6[理学—固体物理]