Journal of the Magnetics Society of Japan
Online ISSN : 1880-4004
Print ISSN : 0285-0192
ISSN-L : 0285-0192
Magnetic Recording Media
Effect of Pre-treatment of Si Substrate in CoCrTa/Cr Magnetic Films
T. OsakaT. HommaY. KurokawaT. TaguchiA. Takizawa
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JOURNAL OPEN ACCESS

1997 Volume 21 Issue 4_2 Pages 213-216

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Abstract
CoCrTa/Cr magnetic films on Si(100) substrates with and without HF pre-treatment were prepared by dc magnetron sputtering. It was found that the coercivity was increased by HF pre-treatment of the Si substrate for Cr underlayers of various thicknesses. The microstructure analyses of the magnetic films using XRD. FE-SEM,and TEM showedthat the crystallinity and the orientation of the c-axis in the film plane were enhanced and that the grain size was increased by HF pre-treatment.
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© 1997 by The Magnetics Society of Japan
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