Magnetic properties of NiO nanoparticles

被引:169
作者
Ichiyanagi, Y [1 ]
Wakabayashi, N
Yamazaki, J
Yamada, S
Kimishima, Y
Komatsu, E
Tajima, H
机构
[1] Yokohama Natl Univ, Dept Phys, Yokohama, Kanagawa 2408501, Japan
[2] Univ Tokyo, ISSP, Kashiwa, Chiba 2778581, Japan
关键词
nanoscopic systems; magnetization; Ni-oxide; magnetic clusters;
D O I
10.1016/S0921-4526(02)02578-4
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
NiO nanoparticles were produced by annealing Ni(OH)(2) monolayer-nanoclusters above 973 K in air. Their diameters were estimated to be between 2 and 6 nm from X-ray diffraction patterns. In the magnetization measurements superparamagnetic or ferromagnetic behaviors were observed and characteristic properties of NiO nanoparticles were confirmed. (C) 2003 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:862 / 863
页数:2
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