ES348482A1 - Perfeccionamientos en la construccion de capas isotropas defuerte campo coercitivo. - Google Patents

Perfeccionamientos en la construccion de capas isotropas defuerte campo coercitivo.

Info

Publication number
ES348482A1
ES348482A1 ES348482A ES348482A ES348482A1 ES 348482 A1 ES348482 A1 ES 348482A1 ES 348482 A ES348482 A ES 348482A ES 348482 A ES348482 A ES 348482A ES 348482 A1 ES348482 A1 ES 348482A1
Authority
ES
Spain
Prior art keywords
thin film
high coercive
coercive field
making
layer
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
Application number
ES348482A
Other languages
English (en)
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Publication of ES348482A1 publication Critical patent/ES348482A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
    • C23C14/14—Metallic material, boron or silicon
    • 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
    • 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
    • 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
    • H01F10/12—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys
    • H01F10/13—Amorphous metallic alloys, e.g. glassy metals
    • H01F10/132—Amorphous metallic alloys, e.g. glassy metals containing cobalt
    • 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
    • H01F10/12—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys
    • H01F10/16—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being metals or alloys containing cobalt
    • 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
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent
    • G11B5/65—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition
    • G11B5/656—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent characterised by its composition containing Co
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/64—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent
    • G11B5/66—Record carriers characterised by the selection of the material comprising only the magnetic material without bonding agent the record carriers consisting of several layers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/922—Static electricity metal bleed-off metallic stock
    • Y10S428/923—Physical dimension
    • Y10S428/924—Composite
    • Y10S428/926—Thickness of individual layer specified
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/922—Static electricity metal bleed-off metallic stock
    • Y10S428/9265—Special properties
    • Y10S428/928—Magnetic property
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/12—All metal or with adjacent metals
    • Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
    • Y10T428/12771—Transition metal-base component
    • Y10T428/12806—Refractory [Group IVB, VB, or VIB] metal-base component
    • Y10T428/12826—Group VIB metal-base component
    • Y10T428/12847—Cr-base component
    • Y10T428/12854—Next to Co-, Fe-, or Ni-base component

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nanotechnology (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Thin Magnetic Films (AREA)
  • Magnetic Record Carriers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Physical Vapour Deposition (AREA)
ES348482A 1966-12-23 1967-12-21 Perfeccionamientos en la construccion de capas isotropas defuerte campo coercitivo. Expired ES348482A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR88714A FR1511664A (fr) 1966-12-23 1966-12-23 Couches minces à fort champ coercitif

Publications (1)

Publication Number Publication Date
ES348482A1 true ES348482A1 (es) 1969-06-16

Family

ID=8622897

Family Applications (1)

Application Number Title Priority Date Filing Date
ES348482A Expired ES348482A1 (es) 1966-12-23 1967-12-21 Perfeccionamientos en la construccion de capas isotropas defuerte campo coercitivo.

Country Status (11)

Country Link
US (1) US3787237A (es)
JP (1) JPS5218396B1 (es)
BE (1) BE707541A (es)
CH (1) CH483691A (es)
ES (1) ES348482A1 (es)
FR (1) FR1511664A (es)
GB (1) GB1201957A (es)
IL (1) IL29095A (es)
LU (1) LU55097A1 (es)
NL (1) NL6717553A (es)
SE (1) SE348070B (es)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2250480C3 (de) * 1972-10-14 1975-07-17 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung von Monovinylacetylen
US4202932A (en) * 1978-07-21 1980-05-13 Xerox Corporation Magnetic recording medium
EP0036717A1 (en) * 1980-03-07 1981-09-30 Matsushita Electric Industrial Co., Ltd. Magnetic recording medium
JPS57143729A (en) * 1981-02-27 1982-09-06 Fuji Photo Film Co Ltd Magnetic recording medium
JPS57143727A (en) * 1981-02-27 1982-09-06 Fuji Photo Film Co Ltd Magnetic recording medium
JPS57143728A (en) * 1981-02-27 1982-09-06 Fuji Photo Film Co Ltd Magnetic recording medium
US4675240A (en) * 1982-11-22 1987-06-23 International Business Machines Corporation Magnetic recording disk using silicon substrate
US4610911A (en) * 1983-11-03 1986-09-09 Hewlett-Packard Company Thin film magnetic recording media
US4687712A (en) * 1983-12-12 1987-08-18 Matsushita Electric Industrial Co., Ltd. Vertical magnetic recording medium
JPS60160015A (ja) * 1984-01-31 1985-08-21 Sony Corp 磁気記録媒体
JPH0722044B2 (ja) * 1984-09-12 1995-03-08 ソニー株式会社 高周波高透磁率磁性材料
US4587176A (en) * 1985-01-14 1986-05-06 E. I. Du Pont De Nemours And Company Layered coherent structures for magnetic recording
WO1986005214A1 (en) * 1985-02-28 1986-09-12 Trimedia Corporation Thin-film storage disk and method
US4735840A (en) * 1985-11-12 1988-04-05 Cyberdisk, Inc. Magnetic recording disk and sputtering process and apparatus for producing same
US5082747A (en) * 1985-11-12 1992-01-21 Hedgcoth Virgle L Magnetic recording disk and sputtering process and apparatus for producing same
US4894133A (en) * 1985-11-12 1990-01-16 Virgle L. Hedgcoth Method and apparatus making magnetic recording disk
GB2186293B (en) * 1986-02-11 1990-07-04 Emi Plc Thorn Magnetic thin film recording media
US4749628A (en) * 1986-04-29 1988-06-07 International Business Machines Corporation Multilayered vertical magnetic recording medium
US4847161A (en) * 1986-12-19 1989-07-11 Siemens Aktiengesellschaft Magnetically anisotropic recording medium
US4935311A (en) * 1987-04-13 1990-06-19 Hitachi, Ltd. Magnetic multilayered film and magnetic head using the same
US5051288A (en) * 1989-03-16 1991-09-24 International Business Machines Corporation Thin film magnetic recording disk comprising alternating layers of a CoNi or CoPt alloy and a non-magnetic spacer layer

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3549417A (en) * 1965-11-16 1970-12-22 Ibm Method of making isocoercive magnetic alloy coatings
US3702263A (en) * 1970-02-20 1972-11-07 Ibm Process for electrolessly plating magnetic thin films

Also Published As

Publication number Publication date
GB1201957A (en) 1970-08-12
CH483691A (fr) 1969-12-31
LU55097A1 (es) 1968-03-04
FR1511664A (fr) 1968-02-02
JPS5218396B1 (es) 1977-05-21
SE348070B (es) 1972-08-21
NL6717553A (es) 1968-06-24
BE707541A (es) 1968-04-16
IL29095A (en) 1971-01-28
US3787237A (en) 1974-01-22

Similar Documents

Publication Publication Date Title
ES348482A1 (es) Perfeccionamientos en la construccion de capas isotropas defuerte campo coercitivo.
JPS5798133A (en) Magnetic recording medium
JPS5615014A (en) Metallic thin film type magnetic recording medium
ES419326A1 (es) Un dispositivo transductor para indicar mediante su resis- tencia la cantidad de flujo magnetico a que esta expuesto.
SE8105077L (sv) Forfarande for framstellning av en tunnfilmsmagnetfeltssensor
ES420322A1 (es) Perfeccionamientos en transductores magneticos realizados en capas delgadas.
ES403351A1 (es) Soportes magneticos de registro.
GB1245787A (en) Improvements in or relating to magnetic devices
GB1193775A (en) Improvement in and relating to Magnetic Memory Elements
GB887157A (en) Information storage device
GB1154180A (en) Improvements in Magnetic Storage Elements
JPS5256510A (en) Magnetic recording material
JPS5360205A (en) Magnetic recording medium and its manufacture
GB1034946A (en) Improved process for producing magnetic thin film elements and elements produced thereby
GB1023148A (en) Magnetic signal carrier
GB1089421A (en) Information storage cell of thin ferromagnetic films
GB1420619A (en) Magnetic devices
JPS5342009A (en) Preparation of magnetic recording medium
JPS5387205A (en) Manufacture of magnetic recording medium
GB1377135A (en) Magnetic devices
GB1110428A (en) Improvements in or relating to thin film memory devices
JPS5419200A (en) Magnetic recording medium process
JPS54143116A (en) Magnetic recording medium
GB1238866A (es)
JPS5374005A (en) Manufacture of magnetic recording medium