Magnetic block array for patterned magnetic media
- 2 February 2001
- journal article
- research article
- Published by AIP Publishing in Applied Physics Letters
- Vol. 78 (6) , 784-786
- https://doi.org/10.1063/1.1345804
Abstract
We have fabricated a magnetic rectangular block array of 130 Gblock/in.2 with a block-size-to-period ratio of 0.85 by using focused ion beam lithography. Each block has perpendicular crystal magnetic anisotropy and a single domain structure. Its advantage as patterned media is discussed in conjunction with thermal stability in recorded magnetization, reading signal, and area density.Keywords
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