DE69735627T2 - Riesenmagnetoresistives ganzmetall-festkörperbauelement - Google Patents

Riesenmagnetoresistives ganzmetall-festkörperbauelement Download PDF

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Publication number
DE69735627T2
DE69735627T2 DE69735627T DE69735627T DE69735627T2 DE 69735627 T2 DE69735627 T2 DE 69735627T2 DE 69735627 T DE69735627 T DE 69735627T DE 69735627 T DE69735627 T DE 69735627T DE 69735627 T2 DE69735627 T2 DE 69735627T2
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DE
Germany
Prior art keywords
semiconductor component
conductor
gmr
thin
transpinnor
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.)
Expired - Lifetime
Application number
DE69735627T
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German (de)
English (en)
Other versions
DE69735627D1 (de
Inventor
James E. Minneapolis TOROK
Richard Berkeley SPITZER
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Integrated Magnetoelectronics Corp
Original Assignee
Integrated Magnetoelectronics Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Integrated Magnetoelectronics Corp filed Critical Integrated Magnetoelectronics Corp
Publication of DE69735627D1 publication Critical patent/DE69735627D1/de
Application granted granted Critical
Publication of DE69735627T2 publication Critical patent/DE69735627T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • G01R33/09—Magnetoresistive devices
    • G01R33/093—Magnetoresistive devices using multilayer structures, e.g. giant magnetoresistance sensors
    • 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
    • G11C11/14—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using thin-film elements
    • G11C11/15—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using thin-film elements using multiple magnetic layers
    • 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
    • H01F10/3268—Exchange coupling of magnetic film pairs via a very thin non-magnetic spacer, e.g. by exchange with conduction electrons of the spacer the exchange coupling being asymmetric, e.g. by use of additional pinning, by using antiferromagnetic or ferromagnetic coupling interface, i.e. so-called spin-valve [SV] structure, e.g. NiFe/Cu/NiFe/FeMn
    • 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
    • H01F10/3268—Exchange coupling of magnetic film pairs via a very thin non-magnetic spacer, e.g. by exchange with conduction electrons of the spacer the exchange coupling being asymmetric, e.g. by use of additional pinning, by using antiferromagnetic or ferromagnetic coupling interface, i.e. so-called spin-valve [SV] structure, e.g. NiFe/Cu/NiFe/FeMn
    • H01F10/3281—Exchange coupling of magnetic film pairs via a very thin non-magnetic spacer, e.g. by exchange with conduction electrons of the spacer the exchange coupling being asymmetric, e.g. by use of additional pinning, by using antiferromagnetic or ferromagnetic coupling interface, i.e. so-called spin-valve [SV] structure, e.g. NiFe/Cu/NiFe/FeMn only by use of asymmetry of the magnetic film pair itself, i.e. so-called pseudospin valve [PSV] structure, e.g. NiFe/Cu/Co
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/02—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components
    • H03K19/16—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using saturable magnetic devices
    • H03K19/166—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits using specified components using saturable magnetic devices using transfluxors
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nanotechnology (AREA)
  • Computer Hardware Design (AREA)
  • Power Engineering (AREA)
  • Mathematical Physics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Hall/Mr Elements (AREA)
  • Measuring Magnetic Variables (AREA)
  • Thin Magnetic Films (AREA)
DE69735627T 1996-05-02 1997-05-02 Riesenmagnetoresistives ganzmetall-festkörperbauelement Expired - Lifetime DE69735627T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US1670496P 1996-05-02 1996-05-02
US16704P 1996-05-02
US846410 1997-04-30
US08/846,410 US5929636A (en) 1996-05-02 1997-04-30 All-metal giant magnetoresistive solid-state component
PCT/US1997/007425 WO1997041601A1 (en) 1996-05-02 1997-05-02 All-metal, giant magnetoresistive, solid-state component

Publications (2)

Publication Number Publication Date
DE69735627D1 DE69735627D1 (de) 2006-05-18
DE69735627T2 true DE69735627T2 (de) 2006-08-24

Family

ID=26688967

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69735627T Expired - Lifetime DE69735627T2 (de) 1996-05-02 1997-05-02 Riesenmagnetoresistives ganzmetall-festkörperbauelement

Country Status (8)

Country Link
US (2) US5929636A (enExample)
EP (1) EP0896734B1 (enExample)
JP (1) JP2002502549A (enExample)
KR (1) KR100467117B1 (enExample)
AU (1) AU3117097A (enExample)
CA (1) CA2252926C (enExample)
DE (1) DE69735627T2 (enExample)
WO (1) WO1997041601A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4018205B1 (de) * 2019-08-22 2024-10-02 Ruhr-Universität Bochum Passiver mikromechanischer zähler

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Publication number Priority date Publication date Assignee Title
EP4018205B1 (de) * 2019-08-22 2024-10-02 Ruhr-Universität Bochum Passiver mikromechanischer zähler

Also Published As

Publication number Publication date
CA2252926A1 (en) 1997-11-06
US6031273A (en) 2000-02-29
EP0896734A4 (en) 1999-11-24
AU3117097A (en) 1997-11-19
WO1997041601A1 (en) 1997-11-06
EP0896734A1 (en) 1999-02-17
CA2252926C (en) 2002-08-06
EP0896734B1 (en) 2006-04-05
JP2002502549A (ja) 2002-01-22
US5929636A (en) 1999-07-27
KR100467117B1 (ko) 2005-06-23
DE69735627D1 (de) 2006-05-18
KR20000065205A (ko) 2000-11-06

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