Sintered NdFeB magnets with Tb - Dy double-layer core/shell structure were fabricated by double alloy method and grain boundary diffusion

[1]  L. Yuping,et al.  Sintered Nd-Fe-B magnet with core–shell structures fabricated through the intergranular addition of ultra-fine as-disproportionated (Nd,Dy)–Fe–B–Cu powder , 2020, Journal of Materials Science: Materials in Electronics.

[2]  K. Hono,et al.  Microstructure and coercivity of grain boundary diffusion processed Dy-free and Dy-containing Nd Fe B sintered magnets , 2019, Acta Materialia.

[3]  D. Ko,et al.  Enhancing the coercivity of Nd-Fe-B sintered magnets by consecutive heat treatment–induced formation of Tb-diffused microstructures , 2019, Journal of Alloys and Compounds.

[4]  Dan Wu,et al.  Magnetic domain switching in Nd–Fe–B sintered magnets with superior magnetic properties , 2018 .

[5]  Shaojun Guo,et al.  Improved thermal stability of TbF3-coated sintered Nd–Fe–B magnets by electrophoretic deposition , 2018 .

[6]  Hajime Nakamura,et al.  The current and future status of rare earth permanent magnets , 2017, Scripta Materialia.

[7]  A. Ghasemi,et al.  Coercivity enhancement mechanism in Dy-substituted Nd–Fe–B nanoparticles synthesized by sol–gel base method followed by a reduction-diffusion process , 2017 .

[8]  G. Yan,et al.  Improvement of the magnetic property, thermal stability and corrosion resistance of the sintered Nd-Fe-B magnets with Dy 80 Al 20 addition , 2017 .

[9]  Shuai Guo,et al.  Effect of rare earth content on TbF3 diffusion in sintered Nd–Fe–B magnets by electrophoretic deposition , 2017 .

[10]  Konstantin P. Skokov,et al.  Grain boundary diffusion of different rare earth elements in Nd-Fe-B sintered magnets by experiment and FEM simulation , 2017 .

[11]  S. Kobe,et al.  High-coercivity Nd-Fe-B magnets obtained with the electrophoretic deposition of submicron TbF3 followed by the grain-boundary diffusion process , 2016 .

[12]  Hui-jie Wang,et al.  Influence of dysprosium substitution on magnetic and mechanical properties of high intrinsic coercivity Nd-Fe-B magnets prepared by double-alloy powder mixed method , 2016 .

[13]  G. Yan,et al.  Impact of TbF3 diffusion on coercivity and microstructure in sintered Nd–Fe–B magnets by electrophoretic deposition , 2016 .

[14]  T. Ohkubo,et al.  Large-scale micromagnetic simulation of Nd-Fe-B sintered magnets with Dy-rich shell structures , 2016 .

[15]  G. Yan,et al.  Coercivity enhancement of sintered Nd-Fe-B magnets by efficiently diffusing DyF3 based on electrophoretic deposition , 2015 .

[16]  Mengyan Wu,et al.  Sensitivity of coercivity and squareness factor of a Nd-Fe-B sintered magnet on post-sintering annealing temperature , 2015 .

[17]  Karen Smith Stegen.  Heavy rare earths, permanent magnets, and renewable energies: An imminent crisis , 2015 .

[18]  O. Gutfleisch,et al.  Temperature-dependent Dy diffusion processes in Nd–Fe–B permanent magnets , 2015 .

[19]  Cheng-Chia Chang,et al.  Coercivity, microstructure, and thermal stability of sintered Nd–Fe–B magnets by grain boundary diffusion with TbH3 nanoparticles , 2017, Rare Metals.

[20]  Shuai Guo,et al.  Effect of Rare-Earth Content on Coercivity and Temperature Stability of Sintered Nd-Fe-B Magnets Prepared by Dual-Alloy Method , 2013, IEEE Transactions on Magnetics.

[21]  H. Sepehri-Amin,et al.  The mechanism of coercivity enhancement by the grain boundary diffusion process of Nd–Fe–B sintered magnets , 2013 .

[22]  S. Lee,et al.  A study on the Nd-rich phase evolution in the Nd-Fe-B sintered magnet and its mechanism during post-sintering annealing , 2012 .

[23]  H. Sepehri-Amin,et al.  Strategy for high-coercivity Nd–Fe–B magnets , 2012 .

[24]  Christina H. Chen,et al.  Magnetic Materials and Devices for the 21st Century: Stronger, Lighter, and More Energy Efficient , 2011, Advanced materials.

[25]  H. Sepehri-Amin,et al.  Grain boundary structure and chemistry of Dy-diffusion processed Nd-Fe-B sintered magnets , 2010 .

[26]  K. Machida,et al.  Microstructure analysis of Nd‐Fe‐B sintered magnets improved by Tb‐metal vapour sorption , 2009, Journal of microscopy.

[27]  Deshan Li,et al.  Grain Interface Modification and Magnetic Properties of Nd–Fe–B Sintered Magnets , 2008 .

[28]  H. Nakamura,et al.  Coercivity Enhancement by Grain Boundary Diffusion Process to Nd-Fe-B Sintered Magnets , 2006, INTERMAG 2006 - IEEE International Magnetics Conference.

[29]  David Brown,et al.  Developments in the processing and properties of NdFeb-type permanent magnets , 2002 .

[30]  Christopher G. Pope,et al.  X-Ray Diffraction and the Bragg Equation , 1997 .

[31]  K. Ohashi,et al.  High-energy NdFeB magnets and their applications , 1994 .

[32]  W. Yelon,et al.  Neutron powder diffraction study of Tb2Fe14B , 1993 .

[33]  Satoshi Hirosawa,et al.  Magnetization and magnetic anisotropy of R2Fe14B measured on single crystals , 1986 .