JP7003719B2 - 磁性材料および磁性素子 - Google Patents
磁性材料および磁性素子 Download PDFInfo
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- JP7003719B2 JP7003719B2 JP2018025897A JP2018025897A JP7003719B2 JP 7003719 B2 JP7003719 B2 JP 7003719B2 JP 2018025897 A JP2018025897 A JP 2018025897A JP 2018025897 A JP2018025897 A JP 2018025897A JP 7003719 B2 JP7003719 B2 JP 7003719B2
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- magnetic material
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- 239000000696 magnetic material Substances 0.000 title claims description 58
- 230000005291 magnetic effect Effects 0.000 claims description 28
- 239000012212 insulator Substances 0.000 claims description 24
- 230000005294 ferromagnetic effect Effects 0.000 claims description 14
- 229910052783 alkali metal Inorganic materials 0.000 claims description 10
- 150000001340 alkali metals Chemical class 0.000 claims description 10
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims description 10
- 150000001342 alkaline earth metals Chemical group 0.000 claims description 10
- 239000013078 crystal Substances 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 8
- 150000003624 transition metals Chemical group 0.000 claims description 6
- 239000003302 ferromagnetic material Substances 0.000 claims description 3
- 230000005389 magnetism Effects 0.000 claims 1
- 239000000758 substrate Substances 0.000 description 11
- 230000005415 magnetization Effects 0.000 description 9
- 229910002367 SrTiO Inorganic materials 0.000 description 6
- 125000004429 atom Chemical group 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 5
- 230000005308 ferrimagnetism Effects 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000001451 molecular beam epitaxy Methods 0.000 description 4
- 229910052712 strontium Inorganic materials 0.000 description 4
- 238000010894 electron beam technology Methods 0.000 description 3
- 230000005307 ferromagnetism Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000001000 micrograph Methods 0.000 description 3
- 229910052762 osmium Inorganic materials 0.000 description 3
- 125000004430 oxygen atom Chemical group O* 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical group [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical group [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002003 electron diffraction Methods 0.000 description 1
- 230000005293 ferrimagnetic effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000608 laser ablation Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000005408 paramagnetism Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
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- 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
- H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
- H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
- H01F10/18—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being compounds
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/40—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials of magnetic semiconductor materials, e.g. CdCr2S4
- H01F1/401—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials of magnetic semiconductor materials, e.g. CdCr2S4 diluted
- H01F1/407—Diluted non-magnetic ions in a magnetic cation-sublattice, e.g. perovskites, La1-x(Ba,Sr)xMnO3
-
- 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
- H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
- H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/82—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by variation of the magnetic field applied to the device
-
- 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
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y25/00—Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/30—Three-dimensional structures
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- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/30—Three-dimensional structures
- C01P2002/34—Three-dimensional structures perovskite-type (ABO3)
-
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- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/08—Oxides
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/24—Vacuum evaporation
- C23C14/28—Vacuum evaporation by wave energy or particle radiation
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- 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
- H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
- H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
- H01F10/18—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being compounds
- H01F10/193—Magnetic semiconductor compounds
- H01F10/1933—Perovskites
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates
- H01F41/20—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates by evaporation
- H01F41/205—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates by evaporation by laser ablation, e.g. pulsed laser deposition [PLD]
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Materials Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Hall/Mr Elements (AREA)
- Mram Or Spin Memory Techniques (AREA)
- Thin Magnetic Films (AREA)
Description
Claims (4)
- Sr3-xAxOs1-yByO6(0≦x≦0.5,0≦y≦0.5,A:アルカリ金属またはアルカリ土類金属原子、B:遷移金属原子,アルカリ金属原子,またはアルカリ土類金属原子)からなり、強磁性またはフェリ磁性を有するダブルペロブスカイト構造の絶縁体から構成され、
Srの原子組成百分率が25~35at%とされている
ことを特徴とする磁性材料。 - 請求項1記載の磁性材料において、
前記絶縁体は、Sr3OsO6から構成されていることを特徴とする磁性材料。 - 請求項1または2記載の磁性材料において、
前記絶縁体は、立方晶系の結晶構造とされていることを特徴とする磁性材料。 - 請求項1~3のいずれか1項に記載の強磁性材料からなる磁性層と、
前記磁性層を挟んで形成された第1電極および第2電極と
を備えることを特徴とする磁性素子。
Priority Applications (3)
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JP2018025897A JP7003719B2 (ja) | 2018-02-16 | 2018-02-16 | 磁性材料および磁性素子 |
US16/963,562 US11393618B2 (en) | 2018-02-16 | 2019-02-15 | Magnetic material and magnetic element |
PCT/JP2019/005561 WO2019160080A1 (ja) | 2018-02-16 | 2019-02-15 | 磁性材料および磁性素子 |
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JP2018025897A JP7003719B2 (ja) | 2018-02-16 | 2018-02-16 | 磁性材料および磁性素子 |
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JP2019145560A JP2019145560A (ja) | 2019-08-29 |
JP7003719B2 true JP7003719B2 (ja) | 2022-02-04 |
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US (1) | US11393618B2 (ja) |
JP (1) | JP7003719B2 (ja) |
WO (1) | WO2019160080A1 (ja) |
Citations (1)
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KR101800410B1 (ko) | 2016-11-18 | 2017-11-22 | 창원대학교 산학협력단 | 프라세오디뮴이 첨가되어 향상된 자기적 특성을 갖는 이중 페로브스카이트 화합물 |
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WO1989007087A1 (en) * | 1988-02-04 | 1989-08-10 | E.I. Du Pont De Nemours And Company | SUPERCONDUCTING Bi-Sr-Ca-Cu OXIDE COMPOSITONS AND PROCESS FOR MANUFACTURE |
CA1341504C (en) * | 1988-03-25 | 2006-04-11 | Jun Akimitsu | Substituted superconductive bi-sr-ca-cu oxide and bi-sr-ca-ln-cu oxide compositions |
NZ228132A (en) * | 1988-04-08 | 1992-04-28 | Nz Government | Metal oxide material comprising various mixtures of bi, tl, pb, sr, ca, cu, y and ag |
US5189010A (en) * | 1990-07-20 | 1993-02-23 | Eastman Kodak Company | Process for preparing superconductive thick films |
JPH08504541A (ja) * | 1992-12-15 | 1996-05-14 | イー・アイ・デユポン・ドウ・ヌムール・アンド・カンパニー | 電気的相互接続構造 |
JP5082688B2 (ja) * | 2007-08-30 | 2012-11-28 | Tdk株式会社 | スピントランジスタ及び半導体メモリ |
US8326500B2 (en) * | 2009-11-17 | 2012-12-04 | Deere & Company | Row unit wheel turning monitor for an agricultural machine |
NL2014577B1 (en) * | 2015-04-02 | 2017-01-11 | Univ Leiden | Electrocatalysts for Efficient Water Electrolysis |
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- 2018-02-16 JP JP2018025897A patent/JP7003719B2/ja active Active
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- 2019-02-15 US US16/963,562 patent/US11393618B2/en active Active
- 2019-02-15 WO PCT/JP2019/005561 patent/WO2019160080A1/ja active Application Filing
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KR101800410B1 (ko) | 2016-11-18 | 2017-11-22 | 창원대학교 산학협력단 | 프라세오디뮴이 첨가되어 향상된 자기적 특성을 갖는 이중 페로브스카이트 화합물 |
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Publication number | Publication date |
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JP2019145560A (ja) | 2019-08-29 |
US11393618B2 (en) | 2022-07-19 |
WO2019160080A1 (ja) | 2019-08-22 |
US20200357555A1 (en) | 2020-11-12 |
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