JP2011199190A - スピン波素子 - Google Patents
スピン波素子 Download PDFInfo
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- JP2011199190A JP2011199190A JP2010066832A JP2010066832A JP2011199190A JP 2011199190 A JP2011199190 A JP 2011199190A JP 2010066832 A JP2010066832 A JP 2010066832A JP 2010066832 A JP2010066832 A JP 2010066832A JP 2011199190 A JP2011199190 A JP 2011199190A
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- 230000005294 ferromagnetic effect Effects 0.000 claims abstract description 85
- 238000001514 detection method Methods 0.000 claims abstract description 79
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- 125000006850 spacer group Chemical group 0.000 claims description 13
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- 238000010586 diagram Methods 0.000 description 15
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 14
- 239000000463 material Substances 0.000 description 13
- 229910045601 alloy Inorganic materials 0.000 description 12
- 239000000956 alloy Substances 0.000 description 12
- 239000010949 copper Substances 0.000 description 12
- 239000010931 gold Substances 0.000 description 12
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 11
- 230000005290 antiferromagnetic effect Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 8
- 239000002184 metal Substances 0.000 description 8
- KDLHZDBZIXYQEI-UHFFFAOYSA-N palladium Substances [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 8
- 229910052737 gold Inorganic materials 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 239000011651 chromium Substances 0.000 description 5
- 238000010894 electron beam technology Methods 0.000 description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 5
- 239000011572 manganese Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 229910052759 nickel Inorganic materials 0.000 description 5
- 229910052697 platinum Inorganic materials 0.000 description 5
- 229910052709 silver Inorganic materials 0.000 description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 4
- 229910017052 cobalt Inorganic materials 0.000 description 4
- 239000010941 cobalt Substances 0.000 description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 4
- 229910052741 iridium Inorganic materials 0.000 description 4
- 230000005291 magnetic effect Effects 0.000 description 4
- 229910052763 palladium Inorganic materials 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 239000004332 silver Substances 0.000 description 4
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 3
- 229910052748 manganese Inorganic materials 0.000 description 3
- 229910052707 ruthenium Inorganic materials 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 230000002123 temporal effect Effects 0.000 description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 230000005355 Hall effect Effects 0.000 description 2
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910021393 carbon nanotube Inorganic materials 0.000 description 2
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- 238000005086 pumping Methods 0.000 description 2
- 239000010948 rhodium Substances 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011203 carbon fibre reinforced carbon Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000002772 conduction electron Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- -1 for example Substances 0.000 description 1
- 239000002223 garnet Substances 0.000 description 1
- 229910021389 graphene Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000009812 interlayer coupling reaction Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- MTRJKZUDDJZTLA-UHFFFAOYSA-N iron yttrium Chemical compound [Fe].[Y] MTRJKZUDDJZTLA-UHFFFAOYSA-N 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 230000005381 magnetic domain Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- VSZWPYCFIRKVQL-UHFFFAOYSA-N selanylidenegallium;selenium Chemical compound [Se].[Se]=[Ga].[Se]=[Ga] VSZWPYCFIRKVQL-UHFFFAOYSA-N 0.000 description 1
- SBIBMFFZSBJNJF-UHFFFAOYSA-N selenium;zinc Chemical compound [Se]=[Zn] SBIBMFFZSBJNJF-UHFFFAOYSA-N 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000010944 silver (metal) Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000000992 sputter etching Methods 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/12—Measuring magnetic properties of articles or specimens of solids or fluids
- G01R33/1284—Spin resolved measurements; Influencing spins during measurements, e.g. in spintronics devices
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
- G11C11/14—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using thin-film elements
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
- G11C11/16—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect
- G11C11/161—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect details concerning the memory cell structure, e.g. the layers of the ferromagnetic memory cell
-
- 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
-
- 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
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D48/00—Individual devices not covered by groups H10D1/00 - H10D44/00
- H10D48/385—Devices using spin-polarised carriers
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Hall/Mr Elements (AREA)
Abstract
【解決手段】 基板20と、基板20上に形成され、磁化が積層方向に向いている第1の強磁性層を含む多層膜30と、多層膜30上に形成され、第1の非磁性層70を介して離間して形成された検出部50及び複数の入力部40と、を備え、第1の多層膜30の積層方向から眺めたときに、第1の強磁性層の外縁の一部の形状が楕円の一部であり、入力部40と検出部50とを結ぶ直線が楕円の長軸と重なっており、楕円の一部は入力部40側に存在していることを特徴とする。
【選択図】 図1
Description
(第1の実施形態)
(第2の実施形態)
(第3の実施形態)
(変形例1)
(変形例2)
(変形例3)
(変形例4)
(第1の実施例)
(第2の実施例)
(第1の比較例)
(第4の実施形態)
Claims (10)
- 基板と、
前記基板上に形成され、磁化が積層方向に向いている第1の強磁性層を含む多層膜と、
前記多層膜上に形成され、第1の非磁性層を介して離間して形成された検出部及び複数の入力部と、
を備え、
前記第1の多層膜を積層方向から眺めたときに、前記第1の強磁性層の外縁の一部の形状が楕円の一部であり、前記入力部と前記検出部とを結ぶ直線が前記楕円の長軸と重なっており、前記楕円の一部は前記入力部側に存在していることを特徴とするスピン波素子。 - 前記多層膜と前記基板との間に電極層をさらに備えることを特徴とする請求項1に記載のスピン波素子。
- 前記外縁は、非磁性絶縁層に覆われていることを特徴とする請求項1または請求項2に記載のスピン波素子。
- 前記入力部がドット形状であることを特徴とする請求項1または請求項2に記載のスピン波素子。
- 前記入力部は、球面波状のスピン波を前記第1の強磁性層に励起することを特徴とする請求項1または請求項2に記載のスピン波素子。
- 前記入力部と前記多層膜との接触面の最大直径が1nm以上500nm以下であることを特徴とする請求項1または請求項2に記載のスピン波素子。
- 前記多層膜は、第1の非磁性層と、
第2の非磁性層とを含み、
前記第1の強磁性層は、前記第1の非磁性層と前記第2の非磁性層との間に形成されていることを特徴とする請求項1または請求項2に記載のスピン波素子。 - 前記多層膜は、磁化が積層方向に対して垂直方向に向いている第2の強磁性層と、
スペーサー層とを含み、
前記スペーサー層は、前記第1の強磁性層と前記第2の強磁性層との間に形成されていることを特徴とする請求項1または請求項2に記載のスピン波素子。 - 前記入力部又は前記検出部は、積層方向又は積層方向に対して垂直方向に磁化が向いている第3の強磁性層を含み、
前記第1の強磁性層と前記入力部又は前記検出部との間において、前記多層膜はスペーサ層を含むことを特徴とする請求項1または請求項2に記載のスピン波素子。 - 前記入力部又は前記検出部は、積層方向に対して垂直方向に磁化が向いている第4の強磁性層と、
積層方向に対して垂直方向に磁化が向いている第5の強磁性層と、
前記第4の強磁性層と前記第5の強磁性層とに挟まれた中間層とを含み、
前記第1の強磁性層と前記入力部又は前記検出部との間において、前記多層膜はスペーサ層を含むことを特徴とする請求項1または請求項2に記載のスピン波素子。
Priority Applications (2)
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---|---|---|---|
JP2010066832A JP4929369B2 (ja) | 2010-03-23 | 2010-03-23 | スピン波素子 |
US12/880,606 US9019757B2 (en) | 2010-03-23 | 2010-09-13 | Spin wave element |
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JP2010066832A JP4929369B2 (ja) | 2010-03-23 | 2010-03-23 | スピン波素子 |
Publications (2)
Publication Number | Publication Date |
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JP2011199190A true JP2011199190A (ja) | 2011-10-06 |
JP4929369B2 JP4929369B2 (ja) | 2012-05-09 |
Family
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JP2010066832A Expired - Fee Related JP4929369B2 (ja) | 2010-03-23 | 2010-03-23 | スピン波素子 |
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US (1) | US9019757B2 (ja) |
JP (1) | JP4929369B2 (ja) |
Cited By (2)
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---|---|---|---|---|
JP2013120915A (ja) * | 2011-12-09 | 2013-06-17 | Hitachi Ltd | スピン波導波路、及びスピン波演算回路 |
JP2016103535A (ja) * | 2014-11-27 | 2016-06-02 | トヨタ自動車株式会社 | 熱電体 |
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US7530356B2 (en) * | 2004-10-06 | 2009-05-12 | Guided Therapy Systems, Inc. | Method and system for noninvasive mastopexy |
JP5228015B2 (ja) * | 2010-09-14 | 2013-07-03 | 株式会社東芝 | スピン波装置 |
KR102479452B1 (ko) | 2015-05-08 | 2022-12-20 | 유니버시티 오브 로체스터 | 외부 자장 부재시 스핀-오빗 토크를 이용한 수직 자화 나노모멘트 스위칭 |
US11594357B2 (en) | 2015-05-08 | 2023-02-28 | University Of Rochester | Switching of perpendicularly magnetized nanomagnets with spin-orbit torques in the absence of external magnetic fields |
JP6233722B2 (ja) * | 2015-06-22 | 2017-11-22 | Tdk株式会社 | 磁界発生体、磁気センサシステムおよび磁気センサ |
WO2017155511A1 (en) * | 2016-03-07 | 2017-09-14 | Intel Corporation | Spin hall excited spin wave apparatus and method |
CN108088465A (zh) * | 2016-11-23 | 2018-05-29 | 北京自动化控制设备研究所 | 一种磁航向在线标定方法 |
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2010
- 2010-03-23 JP JP2010066832A patent/JP4929369B2/ja not_active Expired - Fee Related
- 2010-09-13 US US12/880,606 patent/US9019757B2/en active Active
Patent Citations (6)
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JPH0315456A (ja) * | 1989-06-13 | 1991-01-23 | Yokogawa Medical Syst Ltd | 体外式衝撃波結石破砕機の衝撃波放射器 |
JPH0697562A (ja) * | 1992-09-09 | 1994-04-08 | Hitachi Ltd | スピン波デバイス |
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