MAGNETIC RECORDING MEDIUM AND METHOD OF MANUFACTURING THE SAME, AND MAGNETIC RECORD/REPRODUCTION APPARATUS

According to the present invention, a magnetic recording medium is provided including a disk-shaped non-magnetic substrate and at least a perpendicular magnetic layer formed on the disk-shaped non-magnetic substrate, wherein the perpendicular magnetic layer has a structure in which an FePt or CoPt n...

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Bibliographische Detailangaben
Hauptverfasser:	SHIGE TOMOO, SAKAWAKI AKIRA, YAMANE AKIRA, OSAKA TETSUYA, FUKUSHIMA MASATO, SUGIYAMA ATSUSHI, HACHISU TAKUMA
Format:	Patent
Sprache:	eng
Schlagworte:	INFORMATION STORAGE INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER PHYSICS
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Beschreibung
Zusammenfassung:	According to the present invention, a magnetic recording medium is provided including a disk-shaped non-magnetic substrate and at least a perpendicular magnetic layer formed on the disk-shaped non-magnetic substrate, wherein the perpendicular magnetic layer has a structure in which an FePt or CoPt nanoparticle array is formed on a formation surface, on which a plurality of striations each having a circumferential directional component are formed, by a texturing treatment; a manufacturing method thereof; and a magnetic record/reproduction apparatus including the magnetic recording medium or a magnetic recording medium manufactured according to the manufacturing method.