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Content Provider | IEEE Xplore Digital Library |
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Author | Nagakubo, M. Yamamoto, T. Naoe, M. |
Copyright Year | 1965 |
Abstract | The semihard magnetic properties and crystal structure of iron nitride films prepared by double ion beam sputtering have been investigated. The films consisted of Fe layers and Fe/sub x/N layers bombarded by nitrogen ions during deposition. The films were annealed at 300 degrees C for 3 h after deposition. When the thickness ratio of Fe layers to Fe/sub x/N was adjusted to a value below 10 for films with the appropriate number of pairs of layers, the as-deposited films had coercivity, H/sub c/ of about 100 Oe and saturation magnetization, 4 pi M/sub s/, of about 18 kG. Annealing of films composed of 19 pairs of Fe and Fe/sub x/N layers with a relative thickness ratio of 5 resulted in a large increase in film coercivity from less than 100 Oe before anneal to 500 Oe postanneal. A moderate decrease in film 4 pi M/sub s/ was also seen after the annealing process. X-ray diffractometry showed the presence of zeta -Fe/sub 2/N phase in these films. A moderate decrease of 4 pi M/sub s/ and a marked increase of H/sub c/ may be caused by suppressing the growth of zeta -Fe/sub 2/N crystallites and the short-range irregularity at interfaces between Fe and Fe/sub x/N layers.< |
Sponsorship | IEEE Magnetics Society |
Starting Page | 3893 |
Ending Page | 3895 |
Page Count | 3 |
File Size | 280342 |
File Format | |
ISSN | 00189464 |
Volume Number | 25 |
Issue Number | 5 |
Language | English |
Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
Publisher Date | 1989-09-01 |
Publisher Place | U.S.A. |
Access Restriction | One Nation One Subscription (ONOS) |
Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
Subject Keyword | Iron Magnetic films Annealing Saturation magnetization Coercive force Magnetic properties Ion beams Sputtering Nitrogen X-ray diffraction |
Content Type | Text |
Resource Type | Article |
Subject | Electronic, Optical and Magnetic Materials Electrical and Electronic Engineering |
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