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; 文献标志码:A 文章编号:1672-7207(2012)05-1616-06 Effects of doping on magnetic properties of high permeability MnZn ferrite PENG...%, the comprehensive performances achieve the best. Key words: doping; MnZn ferrite; magnetic properties; microstructure 锰锌铁氧体是发展现代电子信息技术所必需的功能材料之一,随着通讯,计算机网络等信息产业的发展,高性能锰锌铁氧体已经成为磁性材料研究的前沿.高性能锰锌铁氧体的制备方法......
MODELING OF FERRITE GRAIN GROWTH OF LOW CARBON STEELS DURING HOT ROLLING Y.T.Zhang1,Y.Y.Li1,D.Z.Li1 (1.Institute of Metal Research, The Chinese Academy of Sciences, Shenyang 110016, China) Abstract:For most commercial steels the prediction of the final properties depends on accuratelycalculating the room temperature ferrite grain size. A grain growth model is proposedfor low carbon steels......
PREDICTION OF CARBON CONCENTRATION AND FERRITE VOLUME FRACTION OF HOT-ROLLED STEEL STRIP DURING LAMINAR COOLING C.Z. Wang1,Y.Y. Li2,D.Z. Li2,Y.T. Zhang1 (1.School of Material Science... for predicting the phase fraction transformed and the carbon concentration in austenite for austenite to ferrite transformation during laminar cooling on run-out table in hot rolling strip mill. In this model......
Temperature stability of magnetic field for periodic permanent-magnet focusing systemLi Li,Jian-Ya Chen,Yun-Jie LiuBeijing Key Laboratory of Network System Architecture and Convergence, Beijing... stability of a magnet ring and the equivalent structural periodic permanent-magnet(PPM) focusing system. It is found that with the temperature increasing, the decrease rate of magnetic induction peak(Bz......
:A new permanent magnetic separator was introduced to treat the ores with the characteristics of weak magnetic iron minerals and in a fine size range. The new... indicated that the traditonal high-intensity electromagnetic separators can be betterly substituted by the new permanent magnetic separator. This study may provide the theoretical evidence for iron......
Magnetic Properties and Intergranular Action in Bonded Hybrid Magnets华正和,李山东,韩志达,王敦辉,钟伟,顾本喜,鹿牧,章建荣,都有为摘 要:Magnetic properties and intergranular action in bonded hybrid magnets,based on NdFeB and strontium ferrite powders were investigated.The long-range magnetostatic interaction and short-range exchange coupling interaction existed simultaneously......
随时间的变化,并分加外磁场和不加外磁场两种情况,分析磁退火效应.从多样性试验结果出发,分析讨论后得到Fe-Mn-Ti合金的高矫顽力的产生可能主要是单畴机理. 关键词:Fe-Mn-Ti合金; 半硬磁材料; 磁硬化机理; 单畴机理; Fe-Mn-Ti alloy; semihard permanent magnet materials; mechanism of magnetic hardening; single-magnetic-domain mechanism; [全文内容正在添加中] ......
:B_r=41OmT,H_(cj)=358.0kA/m,(BH)_(max)=32.2kJ/m~3. 关键词:永磁铁氧体; YF30预烧料; La-Co掺杂; 磁性能; permanent ferrites; YF30 pre-sintered powders; La-Co substitution; magnetic properties; [全文内容正在添加中] ......
permeability of low loss Mn–Zn ferrite obtained by sintering nanoparticle Mn-Zn ferrite[J]. Journal of Magnetism and Magnetic Materials, 2006, 305(2): 296-303. [3] Maaz K, Mumtaz R, Hasanain K, et al. Synthesis and magnetic properties of cobalt ferrite (CoFe2O4) nanoparticles prepared by wet chemical route[J]. Journal of Magnetism and Magnetic Materials, 2007, 308(2): 289-295. [4] Ott G, Wrba J, Lucke R......
Magnetic Properties of Erbium Gallium Gallate under High Magnetic Field YANG Cuihong1,Cheng Haiying1,Zhang Xijuan1,Wang Wei3 (1.College of Physics Science and Technology, Yangzhou University...:A theoretical investigation on the magnetic properties of rare-earth Er3+ in Er3 Ga5 O12 was reported. The average magnetic moments(M) for applied magnetic field H parallel to the [001 ], [ 100......
