介绍了近年来NdFeB基纳米双相复合永磁材料的研究进展,主要从纳米复合双相材料的耦合机制和矫顽力机制等理论方面进行了总结,包括晶粒交换耦合作用、成核理论、钉扎理论、成分关系理论、自钉扎理论、晶体内部缺陷钉扎作用、脱溶相对主相晶粒钉扎作用等相关理论,然后从元素替代、掺杂元素对双相复合材料磁性能的影响进行了阐述.
参考文献
[1] | 贺琦军,李卫.钕铁硼永磁材料防腐蚀研究发展[J].金属功能材料,2001(05):8-13. |
[2] | 李建,周义,程星华,喻晓军.烧结钕铁硼镀镍防腐性能比较[J].稀土,2011(03):19-23. |
[3] | M. Jurczyk;J. Jakubowicz .Nanocomposite Nd_(2)(Fe,Co,Cr)_(14)B/α-Fe materials[J].Journal of Magnetism and Magnetic Materials,1998(1):66-70. |
[4] | Fischer R.;Kronmuller H. .STATIC COMPUTATIONAL MICROMAGNETISM OF DEMAGNETIZATION PROCESSES IN NANOSCALED PERMANENT MAGNETS[J].Physical Review.B.Condensed Matter,1996(10):7284-7294. |
[5] | 高汝伟,冯维存,陈伟,王标,韩广兵,张鹏.纳米复合永磁材料的交换耦合相互作用与有效各向异性[J].科学通报,2002(11):829-832. |
[6] | Kronmuller H.;Seeger M.;Zern A.;Fischer R. .MICROMAGNETISM AND MICROSTRUCTURE OF HARD MAGNETIC MATERIALS[J].Journal of Physics, D. Applied Physics: A Europhysics Journal,1996(9):2274-2283. |
[7] | Emura M.;Gonzalez J.M. .On the role of dipolar coupling in the magnetization reversal process in hard-soft nanocomposite magnets[J].IEEE Transactions on Magnetics,1997(5):3892-3894. |
[8] | 张宏伟,荣传兵,张健,张绍英,沈保根.纳米晶永磁Pr8Fe87B5反磁化机理研究[J].物理学报,2003(03):722-725. |
[9] | Zhao GP;Zhang HW;Feng YP;Yang C;Huang CW .Nucleation or pinning: Dominant coercivity mechanism in exchange-coupled permanent/composite magnets[J].Computational Materials Science,2008(1):122-126. |
[10] | Raviprasad K.;Chattopadhyay K.;Umemoto M.;Ravishankar N. .Magnetic hardening mechanism in nanocrystalline Nd2Fe14B with 0.1 at. % addition of Cr, Cu, or Zr[J].Journal of Applied Physics,1998(2):916-920. |
[11] | W.Y. Zhang;M. Stoica;H.W. Chang .The role of nonmagnetic phases in improving the magnetic properties of devitrified Pr_2Fe_(14)B-based nanocomposites[J].Materials Science & Engineering, B. Solid-State Materials for Advanced Technology,2008(1):73-76. |
[12] | Zhang SG.;Ying QM.;Zhou ML.;Zuo TY.;Li DP. .High magnetic performance NdFe10.5Mo1.5Nx prepared by mechanical alloying[J].Journal of Materials Science,2001(1):107-111. |
[13] | T. Zhao;Q. F. Xiao;Z. D. Zhang .Effect of magnetocrystalline anisotropy on the magnetic properties of Fe-rich R-Fe-B nanocomposite magnets[J].Applied physics letters,1999(15):2298-2300. |
[14] | Lee D;Bauser S;Higgins A;Chen C;Liu S;Huang MQ;Peng YG;Laughlin DE .Bulk anisotropic composite rare earth magnets[J].Journal of Applied Physics,2006(8):B8516-1-B8516-3-0. |
[15] | Bicheng Chen;Xingmin Liu;Renjie Chen.The mechanism of enhanced magnetic properties of sintered permanent magnets by substitution of Pr for Nd[J].Journal of Alloys and Compounds: An Interdisciplinary Journal of Materials Science and Solid-state Chemistry and Physics,2012:73-77. |
[16] | CHEN Zhian,LUO Ji,SUI Yanli,GUO Zhimeng.Effect of yttrium substitution on magnetic properties and microstructure of Nd-Y-Fe-B nanocomposite magnets[J].稀土学报(英文版),2010(02):277-281. |
[17] | Rajasekhar M;Akhtar D;Raja MM;Ram S .Effect of Mn on the magnetic properties of Fe3B/Nd2Fe14B nanocomposites[J].Journal of Magnetism and Magnetic Materials,2008(9):1645-1650. |
[18] | Wang, C.;Guo, Z.;Sui, Y.;Bao, X.;Chen, Z. .Effect of titanium substitution on magnetic properties and microstructure of nanocrystalline monophase Nd-Fe-B magnets[J].Journal of nanomaterials,2012(Pt.4):425028-1-425028-5. |
[19] | Z.W. Liu;H.A. Davies .The practical limits for enhancing magnetic property combinations for bulk nanocrystalline NdFeB alloys through Pr, Co and Dy substitutions[J].Journal of Magnetism and Magnetic Materials,2007(2):337-341. |
[20] | M. Daniil;H. Okumura;G. C. Hadjipanayis .Effect of carbon substitution on the magnetic properties of Nd-Fe-(B, C) nanocomposite magnets[J].Journal of Magnetism and Magnetic Materials,2003(3):316-324. |
[21] | WANG Yupu,YOU Caiyin,WANG Junwei,TIAN Na,LU Zhengxin,GE Liling.Coercivity enhancement of Nd2Fe14B/α-Fe nanocomposite magnets through neodymium diffusion under annealing[J].稀土学报(英文版),2012(08):757-760. |
[22] | ZHANG Pengyue,PAN Minxiang,JIAO Zhiwei,WU Qiong,GE Hongliang,FU Rui.Effect of titanium addition on the magnetic property of Nd2Fe14B/α-Fe nanocomposite alloys[J].稀土学报(英文版),2010(06):944-947. |
[23] | Jun, L.;Ying, L.;Yilong, M. .Effect of niobium on microstructure and magnetic properties of bulk anisotropic NdFeB/α-Fe nanocomposites[J].Journal of Magnetism and Magnetic Materials,2012(14):2292-2297. |
[24] | Zhihua Hu;Huijie Wang;Dongwei Ma;Cheng Luo .The Influence of Co and Nb Additions on the Magnetic Properties and Thermal Stability of Ultra-high Intrinsic Coercivity Nd-Fe-B Magnets[J].Journal of Low Temperature Physics,2013(5/6):313-321. |
[25] | 李芳,李曼萍,王慧萍.Co和Zr元素对纳米晶复合NdFeB永磁合金晶化行为和磁性能的影响[J].稀有金属材料与工程,2012(09):1611-1614. |
[26] | 张时茂,王标,高海强,谢泽峰.添加Gd、Ho对烧结Nd-Fe-B磁体微结构与性能的影响[J].稀土,2013(01):32-36. |
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