CN109545818B - 磁性存储装置 - Google Patents
磁性存储装置 Download PDFInfo
- Publication number
- CN109545818B CN109545818B CN201810070684.0A CN201810070684A CN109545818B CN 109545818 B CN109545818 B CN 109545818B CN 201810070684 A CN201810070684 A CN 201810070684A CN 109545818 B CN109545818 B CN 109545818B
- Authority
- CN
- China
- Prior art keywords
- layer
- memory device
- magnetic memory
- underlayer
- magnetic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N50/00—Galvanomagnetic devices
- H10N50/80—Constructional details
- H10N50/85—Magnetic active materials
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B61/00—Magnetic memory devices, e.g. magnetoresistive RAM [MRAM] devices
- H10B61/20—Magnetic memory devices, e.g. magnetoresistive RAM [MRAM] devices comprising components having three or more electrodes, e.g. transistors
- H10B61/22—Magnetic memory devices, e.g. magnetoresistive RAM [MRAM] devices comprising components having three or more electrodes, e.g. transistors of the field-effect transistor [FET] type
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N50/00—Galvanomagnetic devices
- H10N50/10—Magnetoresistive devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F10/00—Thin magnetic films, e.g. of one-domain structure
- H01F10/32—Spin-exchange-coupled multilayers, e.g. nanostructured superlattices
- H01F10/324—Exchange coupling of magnetic film pairs via a very thin non-magnetic spacer, e.g. by exchange with conduction electrons of the spacer
- H01F10/3254—Exchange coupling of magnetic film pairs via a very thin non-magnetic spacer, e.g. by exchange with conduction electrons of the spacer the spacer being semiconducting or insulating, e.g. for spin tunnel junction [STJ]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F10/00—Thin magnetic films, e.g. of one-domain structure
- H01F10/32—Spin-exchange-coupled multilayers, e.g. nanostructured superlattices
- H01F10/324—Exchange coupling of magnetic film pairs via a very thin non-magnetic spacer, e.g. by exchange with conduction electrons of the spacer
- H01F10/3286—Spin-exchange coupled multilayers having at least one layer with perpendicular magnetic anisotropy
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F10/00—Thin magnetic films, e.g. of one-domain structure
- H01F10/32—Spin-exchange-coupled multilayers, e.g. nanostructured superlattices
- H01F10/324—Exchange coupling of magnetic film pairs via a very thin non-magnetic spacer, e.g. by exchange with conduction electrons of the spacer
- H01F10/329—Spin-exchange coupled multilayers wherein the magnetisation of the free layer is switched by a spin-polarised current, e.g. spin torque effect
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N50/00—Galvanomagnetic devices
- H10N50/01—Manufacture or treatment
Landscapes
- Hall/Mr Elements (AREA)
- Mram Or Spin Memory Techniques (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017181462A JP2019057636A (ja) | 2017-09-21 | 2017-09-21 | 磁気記憶装置 |
JP2017-181462 | 2017-09-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109545818A CN109545818A (zh) | 2019-03-29 |
CN109545818B true CN109545818B (zh) | 2023-10-03 |
Family
ID=65719446
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810070684.0A Active CN109545818B (zh) | 2017-09-21 | 2018-01-24 | 磁性存储装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US10573805B2 (zh) |
JP (1) | JP2019057636A (zh) |
CN (1) | CN109545818B (zh) |
TW (1) | TWI688132B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2021044359A (ja) * | 2019-09-10 | 2021-03-18 | キオクシア株式会社 | 磁気記憶装置 |
JP2022050080A (ja) * | 2020-09-17 | 2022-03-30 | キオクシア株式会社 | 磁気記憶装置及び磁気記憶装置の製造方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009081314A (ja) * | 2007-09-26 | 2009-04-16 | Toshiba Corp | 磁気抵抗素子及び磁気メモリ |
CN102376738A (zh) * | 2010-08-06 | 2012-03-14 | 索尼公司 | 磁存储器元件及其制造方法 |
CN107078210A (zh) * | 2014-11-19 | 2017-08-18 | 株式会社东芝 | 磁阻元件和磁存储器 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10255248A (ja) | 1997-03-10 | 1998-09-25 | Mitsubishi Chem Corp | 磁気記録媒体 |
JP4693292B2 (ja) * | 2000-09-11 | 2011-06-01 | 株式会社東芝 | 強磁性トンネル接合素子およびその製造方法 |
US8063459B2 (en) * | 2007-02-12 | 2011-11-22 | Avalanche Technologies, Inc. | Non-volatile magnetic memory element with graded layer |
US9040178B2 (en) | 2008-09-22 | 2015-05-26 | Headway Technologies, Inc. | TMR device with novel free layer structure |
JP4952725B2 (ja) * | 2009-01-14 | 2012-06-13 | ソニー株式会社 | 不揮発性磁気メモリ装置 |
JP5491757B2 (ja) * | 2009-03-27 | 2014-05-14 | 株式会社東芝 | 磁気抵抗素子および磁気メモリ |
US8558331B2 (en) | 2009-12-08 | 2013-10-15 | Qualcomm Incorporated | Magnetic tunnel junction device |
US8324697B2 (en) | 2010-06-15 | 2012-12-04 | International Business Machines Corporation | Seed layer and free magnetic layer for perpendicular anisotropy in a spin-torque magnetic random access memory |
JP5209011B2 (ja) | 2010-09-16 | 2013-06-12 | 株式会社東芝 | 磁気抵抗素子 |
US20120267733A1 (en) | 2011-04-25 | 2012-10-25 | International Business Machines Corporation | Magnetic stacks with perpendicular magnetic anisotropy for spin momentum transfer magnetoresistive random access memory |
JP2013048210A (ja) | 2011-07-22 | 2013-03-07 | Toshiba Corp | 磁気抵抗素子 |
JP5514256B2 (ja) | 2012-05-18 | 2014-06-04 | 株式会社東芝 | 磁気記憶素子及びその製造方法 |
JP5680045B2 (ja) * | 2012-11-14 | 2015-03-04 | 株式会社東芝 | 磁気抵抗素子及び磁気メモリ |
US9608197B2 (en) | 2013-09-18 | 2017-03-28 | Micron Technology, Inc. | Memory cells, methods of fabrication, and semiconductor devices |
JP2016018964A (ja) * | 2014-07-10 | 2016-02-01 | 株式会社東芝 | 磁気抵抗効果素子 |
CN106688097B (zh) | 2014-09-22 | 2020-08-21 | 索尼半导体解决方案公司 | 存储单元部件阵列 |
US9806252B2 (en) | 2015-04-20 | 2017-10-31 | Lam Research Corporation | Dry plasma etch method to pattern MRAM stack |
WO2017068611A1 (ja) * | 2015-10-21 | 2017-04-27 | キヤノンアネルバ株式会社 | 磁気抵抗素子の製造方法 |
US10062843B2 (en) * | 2015-12-11 | 2018-08-28 | Samsung Electronics Co., Ltd. | Variable resistive memory device and method of manufacturing the same |
JP6679455B2 (ja) | 2016-09-20 | 2020-04-15 | キオクシア株式会社 | 磁気抵抗素子及び磁気メモリ |
-
2017
- 2017-09-21 JP JP2017181462A patent/JP2019057636A/ja active Pending
- 2017-12-28 TW TW106146174A patent/TWI688132B/zh active
-
2018
- 2018-01-24 CN CN201810070684.0A patent/CN109545818B/zh active Active
- 2018-03-02 US US15/910,696 patent/US10573805B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009081314A (ja) * | 2007-09-26 | 2009-04-16 | Toshiba Corp | 磁気抵抗素子及び磁気メモリ |
CN102376738A (zh) * | 2010-08-06 | 2012-03-14 | 索尼公司 | 磁存储器元件及其制造方法 |
CN107078210A (zh) * | 2014-11-19 | 2017-08-18 | 株式会社东芝 | 磁阻元件和磁存储器 |
Also Published As
Publication number | Publication date |
---|---|
TWI688132B (zh) | 2020-03-11 |
CN109545818A (zh) | 2019-03-29 |
US10573805B2 (en) | 2020-02-25 |
TW201916419A (zh) | 2019-04-16 |
US20190088862A1 (en) | 2019-03-21 |
JP2019057636A (ja) | 2019-04-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US11569441B2 (en) | Maintaining coercive field after high temperature anneal for magnetic device applications with perpendicular magnetic anistropy | |
JP6374452B2 (ja) | 磁気メモリ | |
JP6200471B2 (ja) | 磁気メモリ | |
JP4533807B2 (ja) | 磁気抵抗効果素子及び磁気ランダムアクセスメモリ | |
JP5665707B2 (ja) | 磁気抵抗効果素子、磁気メモリ及び磁気抵抗効果素子の製造方法 | |
US7920361B2 (en) | Magnetoresistive effect element with intermediate oxide layer containing boron and an element selected from Ca, Mg, Sr, Ba, Ti, and Sc | |
US8995181B2 (en) | Magnetoresistive element | |
JP2007157840A (ja) | 記憶素子、メモリ | |
US20200091411A1 (en) | Magnetoresistive memory device | |
CN107845725B (zh) | 磁阻元件和磁存储器 | |
CN108780780B (zh) | 非易失性存储器装置和制造非易失性存储器装置的方法 | |
US10263178B2 (en) | Magnetic memory device | |
US10854252B2 (en) | Magnetic storage device with a stack of magnetic layers including iron (Fe) and cobalt (co) | |
JP2006190838A (ja) | 記憶素子及びメモリ | |
JP2006196612A (ja) | 記憶素子及びメモリ | |
JP2005085821A (ja) | 磁気抵抗効果素子及び磁気メモリ | |
JP2006165059A (ja) | 記憶素子及びメモリ | |
CN109545818B (zh) | 磁性存储装置 | |
JPWO2018020730A1 (ja) | 磁気トンネル接合素子およびその製造方法 | |
JP2018157091A (ja) | 磁気抵抗素子及び磁気メモリ | |
TWI791141B (zh) | 磁性裝置 | |
JP2010080496A (ja) | トンネル磁気抵抗素子、磁気メモリ装置及びその製造方法 | |
JP2020155459A (ja) | 磁気記憶装置及びその製造方法 | |
US20150069544A1 (en) | Magneto-resistive element | |
US20240074324A1 (en) | Magnetic device and magnetic storage device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information |
Address after: Tokyo Applicant after: TOSHIBA MEMORY Corp. Address before: Tokyo Applicant before: Pangea Co.,Ltd. Address after: Tokyo Applicant after: Kaixia Co.,Ltd. Address before: Tokyo Applicant before: TOSHIBA MEMORY Corp. |
|
CB02 | Change of applicant information | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20220207 Address after: Tokyo Applicant after: Pangea Co.,Ltd. Address before: Tokyo Applicant before: TOSHIBA MEMORY Corp. |
|
TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant |