STRUCTURE AND MAGNETIC-PROPERTIES OF FE-N FILMS PREPARED BY ION-BEAM-ASSISTED DEPOSITION

被引:17
作者
JIANG, H [1 ]
WU, QL [1 ]
TAO, K [1 ]
LI, HD [1 ]
机构
[1] TSING HUA UNIV,DEPT MAT SCI & ENGN,BEIJING 100084,PEOPLES R CHINA
关键词
D O I
10.1063/1.360021
中图分类号
O59 [应用物理学];
学科分类号
摘要
Fe-N films were prepared by ion-beam-assisted deposition at different N/Fe atomic arrival ratios to the substrates, Films consisted of nitrogen-rich alpha-Fe and different phases of iron nitrides including zeta-Fe2N, epsilon-Fe2-3N, and gamma'-Fe4N were formed. The phase composition of Fe-N films was found to depend sensitively on the N/Fe atomic arrival ratio and deposition temperature. The magnetic properties of the films mainly depends on phase composition. It was found that nitrogen-rich alpha-Fe films exhibited higher M(S) than that of the pure iron film, and their M(S) could be increased further by vacuum annealing at relatively low temperatures. (C) 1995 American Institute of Physics.
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页码:3299 / 3302
页数:4
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