ON THE 4F-3D EXCHANGE INTERACTION IN INTERMETALLIC COMPOUNDS

被引:154
作者
LIU, JP [1 ]
DEBOER, FR [1 ]
DECHATEL, PF [1 ]
COEHOORN, R [1 ]
BUSCHOW, KHJ [1 ]
机构
[1] PHILIPS RES LABS,5600 JA EINDHOVEN,NETHERLANDS
关键词
D O I
10.1016/0304-8853(94)90310-7
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
A review is given of the experimental values of the magnetic intersublattice-coupling constants in rare-earth (R) -transition-metal (T) intermetallics, derived from high-field magnetization measurements on single-crystalline powder particles that are free to be oriented by the applied magnetic field. The results are compared with values for the intersublattice-coupling constant obtained by other experimental methods and with results of electronic-band-structure calculations made for a few of the compounds investigated. An empirical relationship is found between the intersublattice-coupling constants and the reciprocal normalized molar volumes of the various R-T compounds, including T = Ni, Co and Fe.
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页码:159 / 179
页数:21
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