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.

Date of Patent:
Aug. 27, 2024

Filed:

Sep. 23, 2021
Applicant:

Kioxia Corporation, Tokyo, JP;

Inventors:

Tadaomi Daibou, Yokkaichi Mie, JP;

Yasushi Nakasaki, Yokohama Kanagawa, JP;

Tadashi Kai, Yokohama Kanagawa, JP;

Hiroki Kawai, Inazawa Aichi, JP;

Takamitsu Ishihara, Yokohama Kanagawa, JP;

Junichi Ito, Yokohama Kanagawa, JP;

Assignee:

Kioxia Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H10B 61/00 (2023.01); H10N 50/10 (2023.01); H10N 50/80 (2023.01);
U.S. Cl.
CPC ...
H10B 61/00 (2023.02); H10N 50/10 (2023.02); H10N 50/80 (2023.02);
Abstract

According to one embodiment, a magnetic memory device including a stacked structure including a first magnetic layer having a variable magnetization direction, a second magnetic layer having a fixed magnetization direction, and a nonmagnetic layer provided between the first magnetic layer and the second magnetic layer, and containing magnesium (Mg) and oxygen (O). The nonmagnetic layer further contains a first additive element and a second additive element, the first additive element is at least one element selected from sulfur (S), gallium (Ga), aluminum (Al), titanium (Ti), vanadium (V), hydrogen (H), fluorine (F), manganese (Mn), lithium (Li), nitrogen (N) and magnesium (Mg), and the second additive element is lithium (Li).


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