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The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 9991314 B1

PDFFull Text
Date of Patent:
Jun. 05, 2018

Filed:

Sep. 12, 2016

Magnetoresistive element and magnetic memory

Applicant:

Kabushiki Kaisha Toshiba, Minato-ku, JP;

Inventors:

Naoki Hase, Shinagawa, JP;

Tadaomi Daibou, Yokohama, JP;

Yushi Kato, Chofu, JP;

Shumpei Omine, Meguro, JP;

Junichi Ito, Yokohama, JP;

Assignee:

KABUSHIKI KAISHA TOSHIBA, Minato-ku, JP;

Attorney:

Oblon, McClelland, Maier & Neustadt, L.L.P.

Primary Examiner:

Cuong Q Nguyen

Int. Cl.
CPC ...
H01L 43/02 (2006.01); H01L 27/22 (2006.01); H01L 43/08 (2006.01); H01L 43/10 (2006.01); H01L 27/105 (2006.01); H01L 29/82 (2006.01); G11C 11/16 (2006.01); H01L 43/12 (2006.01); H01F 10/12 (2006.01); H01F 10/32 (2006.01);
U.S. Cl.
CPC ...
H01L 27/228 (2013.01); G11C 11/161 (2013.01); G11C 11/1673 (2013.01); G11C 11/1675 (2013.01); H01F 10/126 (2013.01); H01F 10/3286 (2013.01); H01L 27/105 (2013.01); H01L 29/82 (2013.01); H01L 43/02 (2013.01); H01L 43/08 (2013.01); H01L 43/10 (2013.01); H01L 43/12 (2013.01); H01F 10/3272 (2013.01);
Abstract

A magnetoresistive element according to an embodiment includes: a first magnetic layer; a second magnetic layer; and a first nonmagnetic layer disposed between the first magnetic layer and the second magnetic layer, the second magnetic layer containing a material with a composition (lRhR)(TMZ)(0<x<1, 0≤y≤0.6, 0.13≤z≤0.22) where lR is at least one element of Y, La, Ce, Pr, Nd, and Sm, hR is at least one element of Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, or Lu, TM is at least one element of Mn, Fe, Co, or Ni, and Z is at least one element of B, C, Mg, Al, Sc, Ti, Cu, or Zn.

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