JPH07509335A - 光磁気記録用の材料システム - Google Patents
光磁気記録用の材料システムInfo
- Publication number
- JPH07509335A JPH07509335A JP6504321A JP50432194A JPH07509335A JP H07509335 A JPH07509335 A JP H07509335A JP 6504321 A JP6504321 A JP 6504321A JP 50432194 A JP50432194 A JP 50432194A JP H07509335 A JPH07509335 A JP H07509335A
- Authority
- JP
- Japan
- Prior art keywords
- layer
- material system
- multilayer
- platinum
- substrate
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 title claims description 104
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 207
- 229910052697 platinum Inorganic materials 0.000 claims description 73
- 229910017052 cobalt Inorganic materials 0.000 claims description 38
- 239000010941 cobalt Substances 0.000 claims description 38
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 38
- 125000006850 spacer group Chemical group 0.000 claims description 35
- 238000000576 coating method Methods 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 29
- 239000011248 coating agent Substances 0.000 claims description 18
- 230000008569 process Effects 0.000 claims description 15
- 230000008878 coupling Effects 0.000 claims description 14
- 238000010168 coupling process Methods 0.000 claims description 14
- 238000005859 coupling reaction Methods 0.000 claims description 14
- 238000012545 processing Methods 0.000 claims description 13
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 239000003989 dielectric material Substances 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 150000002739 metals Chemical class 0.000 claims description 4
- 230000005415 magnetization Effects 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 claims description 2
- 241000285291 Cheiloplecton Species 0.000 claims 2
- 239000002305 electric material Substances 0.000 claims 1
- 239000010410 layer Substances 0.000 description 188
- 239000000758 substrate Substances 0.000 description 159
- 238000000151 deposition Methods 0.000 description 79
- 230000008021 deposition Effects 0.000 description 76
- 238000010438 heat treatment Methods 0.000 description 68
- 239000007789 gas Substances 0.000 description 48
- 230000004907 flux Effects 0.000 description 33
- 238000004544 sputter deposition Methods 0.000 description 28
- 239000011229 interlayer Substances 0.000 description 25
- 239000011521 glass Substances 0.000 description 16
- 230000000694 effects Effects 0.000 description 14
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 12
- -1 rare earth transition metal Chemical class 0.000 description 11
- 229910052761 rare earth metal Inorganic materials 0.000 description 10
- 229910052723 transition metal Inorganic materials 0.000 description 10
- 239000010408 film Substances 0.000 description 9
- 230000001965 increasing effect Effects 0.000 description 9
- 229910052786 argon Inorganic materials 0.000 description 8
- 229910002091 carbon monoxide Inorganic materials 0.000 description 7
- 239000002245 particle Substances 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 244000309464 bull Species 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 229910052756 noble gas Inorganic materials 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 3
- 229910052581 Si3N4 Inorganic materials 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000011067 equilibration Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910052743 krypton Inorganic materials 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 150000002835 noble gases Chemical class 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 208000017983 photosensitivity disease Diseases 0.000 description 2
- 231100000434 photosensitization Toxicity 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 238000009987 spinning Methods 0.000 description 2
- SXAMGRAIZSSWIH-UHFFFAOYSA-N 2-[3-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]-1,2,4-oxadiazol-5-yl]-1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C1=NOC(=N1)CC(=O)N1CC2=C(CC1)NN=N2 SXAMGRAIZSSWIH-UHFFFAOYSA-N 0.000 description 1
- 235000009849 Cucumis sativus Nutrition 0.000 description 1
- 240000008067 Cucumis sativus Species 0.000 description 1
- 235000010799 Cucumis sativus var sativus Nutrition 0.000 description 1
- 244000299906 Cucumis sativus var. sativus Species 0.000 description 1
- 241000252233 Cyprinus carpio Species 0.000 description 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 206010017577 Gait disturbance Diseases 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 208000003028 Stuttering Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012612 commercial material Substances 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- 239000011365 complex material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 210000004709 eyebrow Anatomy 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000012788 optical film Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 230000002165 photosensitisation Effects 0.000 description 1
- 239000003504 photosensitizing agent Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 239000000700 radioactive tracer Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
- G11B11/10582—Record carriers characterised by the selection of the material or by the structure or form
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
-
- 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
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
- G11B11/10582—Record carriers characterised by the selection of the material or by the structure or form
- G11B11/10586—Record carriers characterised by the selection of the material or by the structure or form characterised by the selection of the material
-
- 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
- H01F10/325—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 noble metal
-
- 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
- G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
- G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
- G11B11/10502—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing characterised by the transducing operation to be executed
- G11B11/10517—Overwriting or erasing
- G11B11/10519—Direct overwriting, i.e. performing erasing and recording using the same transducing means
- G11B11/10521—Direct overwriting, i.e. performing erasing and recording using the same transducing means using a single light spot
-
- 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
- Y10S428/9265—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
- Y10T428/12465—All metal or with adjacent metals having magnetic properties, or preformed fiber orientation coordinate with shape
-
- 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.]
- Y10T428/12632—Four or more distinct components with alternate recurrence of each type component
-
- 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
- Y10T428/12861—Group VIII or IB metal-base component
-
- 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
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12875—Platinum group metal-base component
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Power Engineering (AREA)
- Nanotechnology (AREA)
- Physical Vapour Deposition (AREA)
- Glass Compositions (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Lasers (AREA)
- Semiconductor Memories (AREA)
- Mram Or Spin Memory Techniques (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9216074.6 | 1992-07-28 | ||
| GB929216074A GB9216074D0 (en) | 1992-07-28 | 1992-07-28 | Magneto-optical recording materials system |
| PCT/GB1993/001575 WO1994002940A1 (en) | 1992-07-28 | 1993-07-26 | Magneto-optical recording materials system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH07509335A true JPH07509335A (ja) | 1995-10-12 |
Family
ID=10719466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6504321A Pending JPH07509335A (ja) | 1992-07-28 | 1993-07-26 | 光磁気記録用の材料システム |
Country Status (18)
| Country | Link |
|---|---|
| US (2) | US5702830A (enExample) |
| EP (1) | EP0653092B1 (enExample) |
| JP (1) | JPH07509335A (enExample) |
| KR (1) | KR100256896B1 (enExample) |
| CN (1) | CN1106638C (enExample) |
| AT (1) | ATE148578T1 (enExample) |
| AU (1) | AU669924B2 (enExample) |
| BR (1) | BR9306791A (enExample) |
| CA (1) | CA2141308A1 (enExample) |
| DE (1) | DE69307896T2 (enExample) |
| DK (1) | DK0653092T3 (enExample) |
| ES (1) | ES2096937T3 (enExample) |
| GB (1) | GB9216074D0 (enExample) |
| GR (1) | GR3022426T3 (enExample) |
| MY (1) | MY114237A (enExample) |
| RU (1) | RU2117338C1 (enExample) |
| TW (1) | TW234759B (enExample) |
| WO (1) | WO1994002940A1 (enExample) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0642125B1 (en) * | 1993-08-04 | 1999-10-20 | Koninklijke Philips Electronics N.V. | Magneto-optical recording medium |
| EP0762410A4 (en) * | 1994-05-10 | 1998-01-07 | Hitachi Maxell | MAGNETO-OPTICAL RECORDING MEDIUM, RECORDING AND REPRODUCING METHOD AND APPARATUS |
| WO2000072600A2 (en) * | 1999-05-14 | 2000-11-30 | Koninklijke Philips Electronics N.V. | Method of converting a packetized stream of information signals into a stream of information signals with time stamps and vice versa |
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| US6846576B1 (en) | 2002-04-10 | 2005-01-25 | Seagate Technology Llc | Coupling enhancement for medium with anti-ferromagnetic coupling |
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| US8066718B2 (en) | 2003-03-18 | 2011-11-29 | Depuy Mitek, Inc. | Expandable needle suture apparatus and associated handle assembly |
| US8585714B2 (en) * | 2003-03-18 | 2013-11-19 | Depuy Mitek, Llc | Expandable needle suture apparatus and associated handle assembly with rotational suture manipulation system |
| US7940286B2 (en) | 2004-11-24 | 2011-05-10 | Chimei Innolux Corporation | Display having controllable gray scale circuit |
| DE102005057696A1 (de) * | 2005-12-02 | 2007-08-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Katalysator, Verfahren zu dessen Herstellung und dessen Verwendung |
| US8535766B2 (en) | 2008-10-22 | 2013-09-17 | Applied Materials, Inc. | Patterning of magnetic thin film using energized ions |
| KR101622568B1 (ko) * | 2008-10-22 | 2016-05-19 | 어플라이드 머티어리얼스, 인코포레이티드 | 활성화된 이온들을 이용한 자기 박막의 패터닝 |
| JP2010135041A (ja) * | 2008-12-08 | 2010-06-17 | Showa Denko Kk | 垂直磁気記憶媒体および多層構造膜並びに記憶装置 |
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| DE3866314D1 (de) * | 1987-08-26 | 1992-01-02 | Sony Corp | Magnetooptischer aufzeichnungstraeger. |
| US5109325A (en) * | 1987-12-29 | 1992-04-28 | A. Schonbek & Co., Inc. | Fastening device for chandelier trimmings |
| JPH01199341A (ja) * | 1988-02-03 | 1989-08-10 | Nikon Corp | 磁性層間の交換総合力が制御されたオーバーライト可能な光磁気記録媒体 |
| DE3914121A1 (de) * | 1988-04-28 | 1989-11-16 | Nikon Corp | Ueberschreibbarer magnetooptischer aufzeichnungstraeger |
| US5239534A (en) * | 1988-12-12 | 1993-08-24 | Nikon Corporation | Multi-layer over write capable magnetooptical recording medium |
| NL8803168A (nl) * | 1988-12-24 | 1990-07-16 | Philips Nv | Werkwijze voor het thermomagnetisch registreren van informatie en het optisch uitlezen van de geregistreerde informatie alsmede een registratie-element dat geschikt is voor toepassing in deze werkwijze. |
| US5087532A (en) * | 1989-08-01 | 1992-02-11 | Minnesota Mining And Manufacturing Company | Direct-overwrite magneto-optic media |
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| US5106703A (en) * | 1989-11-27 | 1992-04-21 | Carcia Peter F | Platinum/cobalt multilayer film for magneto-optical recording |
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| US5082749A (en) * | 1990-03-15 | 1992-01-21 | E. I. Du Pont De Nemours And Company | Platinum or palladium/cobalt multilayer on a zinc oxide or indium oxide layer for magneto-optical recording |
| CA2039251A1 (en) * | 1990-03-29 | 1991-09-30 | Kiyotaka Shindo | Magneto-optical recording media |
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-
1992
- 1992-07-28 GB GB929216074A patent/GB9216074D0/en active Pending
-
1993
- 1993-07-26 JP JP6504321A patent/JPH07509335A/ja active Pending
- 1993-07-26 ES ES93917916T patent/ES2096937T3/es not_active Expired - Lifetime
- 1993-07-26 DE DE69307896T patent/DE69307896T2/de not_active Expired - Fee Related
- 1993-07-26 CA CA002141308A patent/CA2141308A1/en not_active Abandoned
- 1993-07-26 RU RU95104946A patent/RU2117338C1/ru not_active IP Right Cessation
- 1993-07-26 DK DK93917916.4T patent/DK0653092T3/da active
- 1993-07-26 BR BR9306791A patent/BR9306791A/pt not_active Application Discontinuation
- 1993-07-26 EP EP93917916A patent/EP0653092B1/en not_active Expired - Lifetime
- 1993-07-26 WO PCT/GB1993/001575 patent/WO1994002940A1/en not_active Ceased
- 1993-07-26 AU AU47165/93A patent/AU669924B2/en not_active Ceased
- 1993-07-26 AT AT93917916T patent/ATE148578T1/de not_active IP Right Cessation
- 1993-07-26 US US08/367,192 patent/US5702830A/en not_active Expired - Fee Related
- 1993-07-26 KR KR1019950700254A patent/KR100256896B1/ko not_active Expired - Fee Related
- 1993-07-27 MY MYPI93001476A patent/MY114237A/en unknown
- 1993-07-27 TW TW082105995A patent/TW234759B/zh active
- 1993-07-28 CN CN93108471A patent/CN1106638C/zh not_active Expired - Fee Related
-
1997
- 1997-01-30 GR GR970400046T patent/GR3022426T3/el unknown
- 1997-09-30 US US08/941,311 patent/US6022630A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US6022630A (en) | 2000-02-08 |
| RU2117338C1 (ru) | 1998-08-10 |
| TW234759B (enExample) | 1994-11-21 |
| CN1081769A (zh) | 1994-02-09 |
| WO1994002940A1 (en) | 1994-02-03 |
| ES2096937T3 (es) | 1997-03-16 |
| GR3022426T3 (en) | 1997-04-30 |
| US5702830A (en) | 1997-12-30 |
| KR100256896B1 (ko) | 2000-05-15 |
| KR950702733A (ko) | 1995-07-29 |
| DE69307896D1 (de) | 1997-03-13 |
| MY114237A (en) | 2002-09-30 |
| AU669924B2 (en) | 1996-06-27 |
| CN1106638C (zh) | 2003-04-23 |
| EP0653092A1 (en) | 1995-05-17 |
| BR9306791A (pt) | 1998-12-08 |
| CA2141308A1 (en) | 1994-02-03 |
| DE69307896T2 (de) | 1997-06-05 |
| DK0653092T3 (da) | 1997-02-17 |
| ATE148578T1 (de) | 1997-02-15 |
| RU95104946A (ru) | 1996-12-20 |
| AU4716593A (en) | 1994-02-14 |
| GB9216074D0 (en) | 1992-09-09 |
| EP0653092B1 (en) | 1997-01-29 |
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