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Influence of Iron Deficiency on the Electromagnetic Properties of Li-Zn Ferrites
Author(s): LIU Pei-yuan, YU Zhong, JIANG Xiao-na, SUN Ke, LAN Zhong-wen
Pages: 23-
26,30
Year: 2009
Issue:
4
Journal: Journal of Magnetic Materials and Devices
Keyword: LiZn铁氧体; 缺铁量; 介电损耗; 铁磁共振线宽;
Abstract: 采用氧化物陶瓷工艺制备组成为Li0.35Zn0.3Fe2.35-xO4(0≤x≤0.25)的铁氧体.用XRD、SEM分别对样品进行晶相和微观结构表征.采用谐振腔微扰法在9.3GHz频率下测试材料介电损耗及铁磁共振线宽,利用B-H分析仪测试材料磁性能,研究了缺铁量对LiZn铁氧体电磁性能的影响.结果表明,适量的缺铁配方能有效提高材料的直流电阻率,降低LiZn铁氧体微波介电损耗和铁磁共振线宽,提高饱和...
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