Patent · US Expired

Magnetic recording media having self organized magnetic arrays

US7041394B2 · kind B2 · utility

29Cited by
18References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 3, 2001
Grant dateMay 9, 2006
Priority date
Expiry dateFeb 20, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B2005/0002
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A magnetic recording disc is provided according to the present invention for magnetic recording. The magnetic recording disc includes a disc substrate having a locking pattern etched therein. Chemically synthesized iron-platinum particles are provided in the locking pattern and completely fill the locking pattern. The chemically synthesized iron-platinum nanoparticles exhibit short-range order characteristics forming self organized magnetic arrays.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.