MAGNETIC DISK SUBSTRATE, MAGNETIC DISK, MAGNETIC DISK DEVICE AND PRODUCTION OF MAGNETIC DISK SUBSTRATE

PURPOSE:To enhance reliability by alternately forming concentric circle-shaped regions having high surface energy and concentric circle-shaped regions having low surface energy on the surface of a magnetic disk substrate made of a nonmagnetic body in the radial direction. CONSTITUTION:A washed Ni-P...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	SHIROKURA TAKAAKI, TANI KOUJI
Format:	Patent
Sprache:	eng
Schlagworte:	INFORMATION STORAGE INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER PHYSICS
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