STRUCTURE AND MAGNETORESISTANCE OF FE/CU SUPERLATTICES GROWN ON SI(111)

被引:11
作者
BORGES, JFM [1 ]
TOSIN, G [1 ]
SCHELP, LF [1 ]
MATTOSO, N [1 ]
TEIXEIRA, SR [1 ]
MOSCA, DH [1 ]
SCHREINER, WH [1 ]
机构
[1] UFRGS,INST FIS,FILMES FINOS LAB,BR-91500 PORTO ALEGRE,BRAZIL
关键词
D O I
10.1016/0304-8853(93)91147-Y
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The Fe/Cu superlattices were grown on HF-cleaned Si(111) wafers at room temperature by electron beam evaporation in ultravacuum. X-ray diffraction and transmission electron microscopy indicate that epitaxial Fe/Cu superlattices are obtained for Cu layers thinner than 24 angstrom. This epitaxial growth is crucially dependent on which element is deposited first on the Si(111) surface. All superlattices show typically ferromagnetic hysteresis loops and have negative magnetoresistances between 0.2 and 0.3% at room temperature.
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收藏
页码:53 / 56
页数:4
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