ANALYSIS OF THE DEPENDENCE OF SPIN-SPIN CORRELATIONS ON THE THERMAL-TREATMENT OF NANOCRYSTALLINE MATERIALS

被引:235
|
作者
HERNANDO, A
VAZQUEZ, M
KULIK, T
PRADOS, C
机构
[1] CSIC, INST MAT, E-28006 MADRID, SPAIN
[2] WARSAW UNIV TECHNOL, DEPT MAT SCI, PL-02524 WARSAW, POLAND
关键词
D O I
10.1103/PhysRevB.51.3581
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The influence of the magnetic properties of the amorphous matrix on the macroscopic behavior of soft nanocrystalline materials is analyzed. The random-anisotropy model is generalized to two magnetic phase systems. It is shown that recent observations dealing with a magnetic hardening at the first stage of nanocrystallization and a magnetic hardening at temperatures close to the matrix Curie temperature can be well understood with this generalization. © 1995 The American Physical Society.
引用
收藏
页码:3581 / 3586
页数:6
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