Heat-assisted magnetic recording

被引:317
|
作者
Rottmayer, Robert E. [1 ]
Batra, Sharat [1 ]
Buechel, Dorothea [1 ]
Challener, William A. [1 ]
Hohlfeld, Julius [1 ]
Kubota, Yukiko [1 ]
Li, Lei [1 ]
Lu, Bin [1 ]
Mihalcea, Christophe [1 ]
Mountfield, Keith [1 ]
Pelhos, Kalman [1 ]
Peng, Chubing [1 ]
Rausch, Tim [1 ]
Seigler, Michael A. [1 ]
Weller, Dieter [1 ]
Yang, XiaoMin [1 ]
机构
[1] Seagate Technol, Pittsburgh, PA 15222 USA
关键词
heat-assisted magnetic recording (HAMR); high-density recording;
D O I
10.1109/TMAG.2006.879572
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Due to the limits of conventional perpendicular magnetic recording, it appears that alternative technologies are needed at areal densities > 500 Gb/in(2). Heat-assisted magnetic recording (HAMR) is a promising approach to extend areal densities to 1 Tb/in(2) and beyond. All of the unique components necessary for a working HAMR system have been demonstrated. Although HAMR permits writing on high Hc media with lower magnetic fields and can produce higher write gradients than conventional magnetic recording, head/media spacing and the development of high Hc media with small grains remains challenging.
引用
收藏
页码:2417 / 2421
页数:5
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