Title:
MAGNETIC LAMINATED FILM, MAGNETIC MEMORY ELEMENT, MAGNETIC MEMORY, AND ARTIFICIAL INTELLIGENCE SYSTEM
Document Type and Number:
WIPO Patent Application WO/2021/140934
Kind Code:
A1
Abstract:
Provided are a magnetic laminated film capable of reducing the roughness of a heavy metal layer and reducing power consumption, and a magnetic memory element, a magnetic memory, and an artificial intelligence system using the magnetic laminated film. A magnetic laminated film 1 is for a magnetic memory element, and is provided with: an amorphous heavy metal layer 2 having a structure where first layers containing Hf and second layers containing a heavy metal excluding Hf are alternately laminated; and a recording layer 10 that includes a ferromagnetic layer having a reversible magnetizing direction and that is adjacent to the heavy metal layer 2.
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Inventors:
SAITO YOSHIAKI (JP)
ENDOH TETSUO (JP)
IKEDA SHOJI (JP)
ENDOH TETSUO (JP)
IKEDA SHOJI (JP)
Application Number:
PCT/JP2020/048409
Publication Date:
July 15, 2021
Filing Date:
December 24, 2020
Export Citation:
Assignee:
UNIV TOHOKU (JP)
International Classes:
H01L43/08; G06N3/063; G11C11/16; H01L21/8239; H01L27/105; H01L29/82
Domestic Patent References:
| WO2017208576A1 | 2017-12-07 | |||
| WO2018155078A1 | 2018-08-30 |
Foreign References:
| US20170229160A1 | 2017-08-10 | |||
| JP2018508983A | 2018-03-29 | |||
| US20170330070A1 | 2017-11-16 |
Attorney, Agent or Firm:
DORAIT IP LAW FIRM (JP)
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