Magnetic properties of NiO nanoparticles

被引:168
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
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页码:862 / 863
页数:2
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