| 摘要 |
PROBLEM TO BE SOLVED: To improve a plurality of data storage devices by forming a hard drive platter using a glassy metal substrate. SOLUTION: A hard drive platter comprises a substrate that includes glassy metal. At least one magnetic layer is arranged on the substrate. The glassy metal includes at least three of zirconium, titanium, nickel, copper, and/or beryllium. A perpendicular recording system comprises the hard drive platter. A hard disk drive comprises the hard drive platter. A computer comprises the hard disk drive. A digital camera comprises the hard drive platter. A portable media player comprises the hard drive platter. An insulating layer and/or an aluminum layer may be located between the glassy metal substrate and the at least one magnetic layer. COPYRIGHT: (C)2006,JPO&NCIPI |
