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Patent Searching and Data


Title:
INFORMATION RECORDING MEDIUM, MANUFACTURING METHOD THEREFORE, AND SPUTTERING TARGET
Document Type and Number:
WIPO Patent Application WO/2010/041373
Kind Code:
A1
Abstract:
Disclosed is an information recording medium equipped with a recording layer that can generate a phase change through application of electrical energy. The recording layer includes as the primary component a material comprised of Ge, Te and Sb. When expressed with the coordinates (Ge, Te, Sb) = (x, y, z) on the triangular coordinates represented by Fig.1, the material has a composition within the region (including the lines from point (a)‑point (b), point (b)‑point (c), point (c)‑point (d), and point (d)‑point (a)) enclosed by point (a) (35, 35, 30), point (b) (32.5, 27.5, 40), point (c) (25, 25, 50), and point (d) (27.5, 32.5, 40).

Inventors:
NISHIHARA TAKASHI
KOJIMA RIE
YAMADA NOBORU
MATUNAGA TOSIYUKI
Application Number:
PCT/JP2009/004391
Publication Date:
April 15, 2010
Filing Date:
September 04, 2009
Export Citation:
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Assignee:
PANASONIC CORP (JP)
NISHIHARA TAKASHI
KOJIMA RIE
YAMADA NOBORU
MATUNAGA TOSIYUKI
International Classes:
G11B9/04; G11B7/243; G11B7/2433; G11B7/26; H01L27/105; H01L45/00
Foreign References:
JPH05174422A1993-07-13
JPH11115315A1999-04-27
JP2006051803A2006-02-23
JP2005129205A2005-05-19
Attorney, Agent or Firm:
KAMADA, Koichi et al. (JP)
Koichi Kamata (JP)
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