KR20120090902A - 자기저항 효과 소자 및 mram - Google Patents
자기저항 효과 소자 및 mram Download PDFInfo
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- KR20120090902A KR20120090902A KR1020120073272A KR20120073272A KR20120090902A KR 20120090902 A KR20120090902 A KR 20120090902A KR 1020120073272 A KR1020120073272 A KR 1020120073272A KR 20120073272 A KR20120073272 A KR 20120073272A KR 20120090902 A KR20120090902 A KR 20120090902A
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- B82Y25/00—Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance
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- 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
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- 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
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- 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
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- 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]
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- 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
- H01F41/30—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 for applying nanostructures, e.g. by molecular beam epitaxy [MBE]
- H01F41/302—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 for applying nanostructures, e.g. by molecular beam epitaxy [MBE] for applying spin-exchange-coupled multilayers, e.g. nanostructured superlattices
- H01F41/305—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 for applying nanostructures, e.g. by molecular beam epitaxy [MBE] for applying spin-exchange-coupled multilayers, e.g. nanostructured superlattices applying the spacer or adjusting its interface, e.g. in order to enable particular effect different from exchange coupling
- H01F41/307—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 for applying nanostructures, e.g. by molecular beam epitaxy [MBE] for applying spin-exchange-coupled multilayers, e.g. nanostructured superlattices applying the spacer or adjusting its interface, e.g. in order to enable particular effect different from exchange coupling insulating or semiconductive spacer
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- H01—ELECTRIC ELEMENTS
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- H01F10/00—Thin magnetic films, e.g. of one-domain structure
- H01F10/32—Spin-exchange-coupled multilayers, e.g. nanostructured superlattices
- H01F10/3204—Exchange coupling of amorphous multilayers
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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
- H01F41/18—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 cathode sputtering
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Abstract
Description
도 2는 본 발명에 따른 자기저항 효과를 가지는 소자(TMR 소자)를 제작하는 장치의 평면도이며;
도 3는 본 발명에 따른 자기저항 효과를 가지는 소자(TMR 소자)의 자기특성의 압력 의존성을 나타내는 그래프이며;
도 4는 MRAM의 주요부분의 구조를 나타내는 부분 사시도이며;
도 5는 MRAM의 메모리 소자의 구조를 도시한 도면이며; 및
도 6은 TMR 소자의 특성을 나타낸 도면이다.
Claims (1)
- 자기저항 효과 소자의 제조 방법.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JPJP-P-2004-259280 | 2004-09-07 | ||
| JP2004259280A JP4292128B2 (ja) | 2004-09-07 | 2004-09-07 | 磁気抵抗効果素子の製造方法 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020120037829A Division KR101234441B1 (ko) | 2004-09-07 | 2012-04-12 | 자기저항 효과 소자 및 mram |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20120090902A true KR20120090902A (ko) | 2012-08-17 |
| KR101196511B1 KR101196511B1 (ko) | 2012-11-01 |
Family
ID=35326492
Family Applications (6)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020050082694A Ceased KR20060051048A (ko) | 2004-09-07 | 2005-09-06 | 자기저항 효과를 가지는 소자 및 그 제조 방법 |
| KR1020090048073A Ceased KR20090071521A (ko) | 2004-09-07 | 2009-06-01 | 자기저항 효과를 가지는 소자의 제조 방법 |
| KR1020100016838A Ceased KR20100039310A (ko) | 2004-09-07 | 2010-02-24 | 자기저항 효과 소자의 제조 방법 |
| KR1020100016839A Ceased KR20100036294A (ko) | 2004-09-07 | 2010-02-24 | 자기저항 효과 소자의 제조 방법 |
| KR1020120037829A Expired - Lifetime KR101234441B1 (ko) | 2004-09-07 | 2012-04-12 | 자기저항 효과 소자 및 mram |
| KR1020120073272A Expired - Lifetime KR101196511B1 (ko) | 2004-09-07 | 2012-07-05 | 자기저항 효과 소자 및 mram |
Family Applications Before (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020050082694A Ceased KR20060051048A (ko) | 2004-09-07 | 2005-09-06 | 자기저항 효과를 가지는 소자 및 그 제조 방법 |
| KR1020090048073A Ceased KR20090071521A (ko) | 2004-09-07 | 2009-06-01 | 자기저항 효과를 가지는 소자의 제조 방법 |
| KR1020100016838A Ceased KR20100039310A (ko) | 2004-09-07 | 2010-02-24 | 자기저항 효과 소자의 제조 방법 |
| KR1020100016839A Ceased KR20100036294A (ko) | 2004-09-07 | 2010-02-24 | 자기저항 효과 소자의 제조 방법 |
| KR1020120037829A Expired - Lifetime KR101234441B1 (ko) | 2004-09-07 | 2012-04-12 | 자기저항 효과 소자 및 mram |
Country Status (8)
| Country | Link |
|---|---|
| US (6) | US20060056115A1 (ko) |
| EP (3) | EP2166581A3 (ko) |
| JP (1) | JP4292128B2 (ko) |
| KR (6) | KR20060051048A (ko) |
| CN (2) | CN101572184A (ko) |
| AT (1) | ATE431969T1 (ko) |
| DE (1) | DE602005014526D1 (ko) |
| TW (3) | TWI504032B (ko) |
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