Preparation and magnetic properties of Fe3O4 nanostructures grown by electrodeposition

被引:28
作者
Carlier, D [1 ]
Terrier, C [1 ]
Arm, C [1 ]
Ansermet, JP [1 ]
机构
[1] Ecole Polytech Fed Lausanne, Fac Sci Base, Inst Phys Nanostruct, CH-1015 Lausanne, Switzerland
关键词
D O I
10.1149/1.1854128
中图分类号
O646 [电化学、电解、磁化学];
学科分类号
081704 ;
摘要
We report the preparation and magnetic properties of magnetite Fe3O4 nanostructures grown by electrodeposition in the form of (i) nanocrystalline film (200 nm thick) and ( ii) nanocylinders (50 nm diam, 200 nm long! inside the pores of polycarbonate membranes. According to x-ray diffraction and magnetic measurements, the electrodeposited materials have a good quality but may exhibit strain and possible small departure from the precise Fe3O4 stoichiometry. The magnetic properties of these materials are discussed in term of shape magnetic anisotropy, antiphase boundary interactions and the Verwey transition. (C) 2005 The Electrochemical Society.
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收藏
页码:C43 / C46
页数:4
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