ORIGIN OF COERCIVITY IN (FE,CO)-BASED GRANULAR FILMS

被引:28
|
作者
TSOUKATOS, A [1 ]
WAN, H [1 ]
HADJIPANAYIS, GC [1 ]
PAPAEFTHYMIOU, V [1 ]
KOSTIKAS, A [1 ]
SIMOPOULOS, A [1 ]
机构
[1] DEMOKRITOS NRC,INST MAT SCI,GR-60228 ATHENS,GREECE
关键词
D O I
10.1063/1.352399
中图分类号
O59 [应用物理学];
学科分类号
摘要
The magnetic behavior of Co and Fe granular films was studied relative to their host matrix environment (BN, SiO2). The crystal structure of Co and Fe in the as-deposited samples is alpha-Co (hcp) and alpha-Fe (bcc) respectively, with particle sizes ranging between 3 and 9 nm. The coercivities measured ranged from a few tens to a few hundreds Oe, with the higher values observed for particles embedded in the oxygen based matrix.
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页码:6967 / 6969
页数:3
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