Features of magnetization behavior in the rare-earth intermetallic compound (Nd0.5Ho0.5)2Fe14B

被引:18
作者
Kostyuchenko, N. V. [1 ,2 ]
Tereshina, I. S. [3 ]
Gorbunov, D. I. [4 ]
Tereshina-Chitrova, E. A. [5 ]
Andreev, A. V. [5 ]
Doerr, M. [6 ]
Politova, G. A. [7 ]
Zvezdin, A. K. [1 ,8 ]
机构
[1] Moscow Inst Phys & Technol, Dolgoprudnyi, Moscow Region, Russia
[2] Vienna Univ Technol, Inst Festkorperphys, Vienna, Austria
[3] Moscow MV Lomonosov State Univ, Fac Phys, Moscow, Russia
[4] Helmholtz Zentrum Dresden Rossendorf, Dresden High Magnet Field Lab HLD EMFL, D-01314 Dresden, Germany
[5] Inst Phys CAS, Prague, Czech Republic
[6] Tech Univ Dresden, D-01062 Dresden, Germany
[7] AA Baikov Inst Met & Mat Sci RAS, Moscow, Russia
[8] AM Prokhorov Gen Phys Inst RAS, Moscow, Russia
关键词
Hard magnetic materials; High magnetic field; Forced-ferromagnetic state; Crystal-electric field; Crystal-field parameters; Exchange parameters; HIGH-FIELD MAGNETIZATION; INDUCED PHASE-TRANSITIONS; PERMANENT-MAGNETS; CRYSTAL-STRUCTURE; FE; ND; HO; EXCHANGE; TB; DY;
D O I
10.1016/j.intermet.2018.04.013
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The crystal-electric field parameters are determined for the (Nd0.5Ho0.5)(2)Fe14B compound by analyzing experimental magnetization curves obtained in magnetic fields up to 60 T. The values of the crystal-field parameters B-0(2),B-0(4),B-0(6),B-4(4),B-4(6),are 56.3, -73.2, -10.74, -8.9, 0 cm(-1) for Nd3+ ion and 312.38, -176.78, 89.2, -88.43, 0 cm(-1) for Ho3+ ion. The transition from the ferri-to the field-induced ferromagnetic state has been studied in detail.
引用
收藏
页码:139 / 142
页数:4
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