Comparison of coercivity and squareness in hot-deformed and sintered magnets produced from a Nd-Fe-B-Cu-Ga alloy

作者: X.D. Xu , H Sepehri-Amin , TT Sasaki , M Soderžnik , X Tang

DOI: 10.1016/J.SCRIPTAMAT.2018.09.028

关键词:

摘要: … (μ 0 H c ) and remanence (μ 0 M r ) of 1.2 T and 1.4 T, respectively [2]. Recently, Nakajima and Yamazaki reported that the sintered Nd-Fe-B magnet with the chemical composition that …

参考文章(27)
X. C. Kou, H. Kronmüller, D. Givord, M. F. Rossignol, Coercivity mechanism of sintered Pr 17 Fe 75 B 8 and Pr 17 Fe 53 B 30 permanent magnets Physical Review B. ,vol. 50, pp. 3849- 3860 ,(1994) , 10.1103/PHYSREVB.50.3849
K. Khlopkov, O. Gutfleisch, D. Hinz, K.-H. Müller, L. Schultz, Evolution of interaction domains in textured fine-grained Nd2Fe14B magnets Journal of Applied Physics. ,vol. 102, pp. 023912- ,(2007) , 10.1063/1.2751092
Lin Li, C. D. Graham, Mechanism of texture formation by hot deformation in rapidly quenched FeNdB Journal of Applied Physics. ,vol. 67, pp. 4756- 4758 ,(1990) , 10.1063/1.344776
J. Liu, H. Sepehri-Amin, T. Ohkubo, K. Hioki, A. Hattori, T. Schrefl, K. Hono, Grain size dependence of coercivity of hot-deformed Nd–Fe–B anisotropic magnets Acta Materialia. ,vol. 82, pp. 336- 343 ,(2015) , 10.1016/J.ACTAMAT.2014.09.021
T. Akiya, J. Liu, H. Sepehri-Amin, T. Ohkubo, K. Hioki, A. Hattori, K. Hono, High-coercivity hot-deformed Nd-Fe-B permanent magnets processed by Nd-Cu eutectic diffusion under expansion constraint Scripta Materialia. ,vol. 81, pp. 48- 51 ,(2014) , 10.1016/J.SCRIPTAMAT.2014.03.002
G. Rieger, M. Seeger, Li Sun, H. Kronmüller, Micromagnetic analysis applied to melt-spun NdFeB magnets with small additions of Ga and Mo Journal of Magnetism and Magnetic Materials. ,vol. 151, pp. 193- 201 ,(1995) , 10.1016/0304-8853(95)00375-4
Michael Winklhofer, Michael Winklhofer, Gergely Zimanyi, Thomas Schrefl, Akira Manabe, Lukas Exl, Akira Kato, Simon Bance, Gino Hrkac, Noritsugu Sakuma, Masao Yano, Tetsuya Shoji, M Ito, Bernhard Seebacher, Grain-size dependent demagnetizing factors in permanent magnets Journal of Applied Physics. ,vol. 116, pp. 233903- ,(2014) , 10.1063/1.4904854
H. Kronmüller, K.-D. Durst, M. Sagawa, Analysis of the magnetic hardening mechanism in RE-FeB permanent magnets Journal of Magnetism and Magnetic Materials. ,vol. 74, pp. 291- 302 ,(1988) , 10.1016/0304-8853(88)90202-8
C. D. Fuerst, E. G. Brewer, High‐remanence rapidly solidified Nd‐Fe‐B: Die‐upset magnets (invited) Journal of Applied Physics. ,vol. 73, pp. 5751- 5756 ,(1993) , 10.1063/1.353563