IT989040B - Apparecchiatura impiegante composti magnetici amorfi - Google Patents
Apparecchiatura impiegante composti magnetici amorfiInfo
- Publication number
- IT989040B IT989040B IT25171/73A IT2517173A IT989040B IT 989040 B IT989040 B IT 989040B IT 25171/73 A IT25171/73 A IT 25171/73A IT 2517173 A IT2517173 A IT 2517173A IT 989040 B IT989040 B IT 989040B
- Authority
- IT
- Italy
- Prior art keywords
- equipment
- amorphous magnetic
- magnetic compounds
- compounds
- amorphous
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
- G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
- G11C19/08—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure
- G11C19/085—Generating magnetic fields therefor, e.g. uniform magnetic field for magnetic domain stabilisation
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/0009—Materials therefor
- G02F1/0036—Magneto-optical materials
-
- 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
-
- 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
- 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
- G11B11/10589—Details
- G11B11/10591—Details for improving write-in properties, e.g. Curie-point temperature
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/04—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam
- G11C13/06—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using optical elements ; using other beam accessed elements, e.g. electron or ion beam using magneto-optical elements
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
- G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
- G11C19/08—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
- G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
- G11C19/08—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure
- G11C19/0808—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure using magnetic domain propagation
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C19/00—Digital stores in which the information is moved stepwise, e.g. shift registers
- G11C19/02—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
- G11C19/08—Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure
- G11C19/0866—Detecting magnetic domains
-
- 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
-
- 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
- H01F10/13—Amorphous metallic alloys, e.g. glassy metals
- H01F10/133—Amorphous metallic alloys, e.g. glassy metals containing rare earth metals
- H01F10/135—Amorphous metallic alloys, e.g. glassy metals containing rare earth metals containing transition metals
Landscapes
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Engineering & Computer Science (AREA)
- Nonlinear Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Thin Magnetic Films (AREA)
- Soft Magnetic Materials (AREA)
- Physical Vapour Deposition (AREA)
- Developing Agents For Electrophotography (AREA)
- Measuring Magnetic Variables (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US28451372A | 1972-08-29 | 1972-08-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT989040B true IT989040B (it) | 1975-05-20 |
Family
ID=23090479
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT25171/73A IT989040B (it) | 1972-08-29 | 1973-06-12 | Apparecchiatura impiegante composti magnetici amorfi |
Country Status (13)
Country | Link |
---|---|
JP (2) | JPS5734588B2 (tr) |
CA (1) | CA1017450A (tr) |
CH (1) | CH554049A (tr) |
DE (1) | DE2342886C3 (tr) |
DK (1) | DK144153C (tr) |
ES (1) | ES417823A1 (tr) |
FI (1) | FI57673C (tr) |
FR (3) | FR2198166B1 (tr) |
GB (1) | GB1436011A (tr) |
IT (1) | IT989040B (tr) |
NO (1) | NO146381C (tr) |
SE (1) | SE395982B (tr) |
ZA (1) | ZA733619B (tr) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5061111A (tr) * | 1973-09-28 | 1975-05-26 | ||
JPS5163492A (en) * | 1974-11-29 | 1976-06-01 | Kokusai Denshin Denwa Co Ltd | Jiseiusumakuno seizohoho |
US4013803A (en) * | 1975-10-30 | 1977-03-22 | Sperry Rand Corporation | Fabrication of amorphous bubble film devices |
JPS5850337B2 (ja) * | 1976-10-26 | 1983-11-10 | 富士ゼロックス株式会社 | プリンタ |
JPS58196639A (ja) * | 1982-05-10 | 1983-11-16 | Canon Inc | 光熱磁気記録媒体 |
DE3348423C2 (de) * | 1982-05-10 | 1994-11-17 | Canon Kk | Verwendung einer amorphen magnetischen quaternären GdTbFeCo-Legierung für die Herstellung einer magnetooptischen Aufzeichnungsschicht |
JPS5961011A (ja) * | 1982-09-30 | 1984-04-07 | Ricoh Co Ltd | 光磁気記録媒体 |
JPS61141925A (ja) * | 1985-12-14 | 1986-06-28 | Kobe Steel Ltd | 原料粉末予熱装置の排熱利用方法 |
JPH0323228Y2 (tr) * | 1986-06-19 | 1991-05-21 | ||
JPS6319541U (tr) * | 1986-07-22 | 1988-02-09 | ||
CN114214507B (zh) * | 2021-12-17 | 2023-08-08 | 安徽省湖滨机械厂 | 一种高性能铁基非晶纳米晶带材的热处理装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3427154A (en) * | 1964-09-11 | 1969-02-11 | Ibm | Amorphous alloys and process therefor |
-
1973
- 1973-05-21 GB GB2404173A patent/GB1436011A/en not_active Expired
- 1973-05-28 ZA ZA00733619A patent/ZA733619B/xx unknown
- 1973-06-12 IT IT25171/73A patent/IT989040B/it active
- 1973-07-16 JP JP7938473A patent/JPS5734588B2/ja not_active Expired
- 1973-07-27 SE SE7310450A patent/SE395982B/xx unknown
- 1973-08-03 CA CA178,079A patent/CA1017450A/en not_active Expired
- 1973-08-09 FR FR7329782A patent/FR2198166B1/fr not_active Expired
- 1973-08-09 FR FR7329783A patent/FR2198232B1/fr not_active Expired
- 1973-08-09 FR FR7329781A patent/FR2198216B1/fr not_active Expired
- 1973-08-11 ES ES417823A patent/ES417823A1/es not_active Expired
- 1973-08-14 CH CH1171773A patent/CH554049A/xx not_active IP Right Cessation
- 1973-08-24 DE DE2342886A patent/DE2342886C3/de not_active Expired
- 1973-08-27 NO NO3368/73A patent/NO146381C/no unknown
- 1973-08-28 DK DK473473A patent/DK144153C/da not_active IP Right Cessation
- 1973-08-29 FI FI2693/73A patent/FI57673C/fi active
-
1981
- 1981-08-06 JP JP56122563A patent/JPS5810727B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
SE395982B (sv) | 1977-08-29 |
GB1436011A (en) | 1976-05-19 |
FR2198232B1 (tr) | 1976-06-18 |
JPS5734588B2 (tr) | 1982-07-23 |
JPS5810727B2 (ja) | 1983-02-26 |
FR2198232A1 (tr) | 1974-03-29 |
NO146381B (no) | 1982-06-07 |
CH554049A (de) | 1974-09-13 |
AU5879673A (en) | 1975-02-06 |
FI57673C (fi) | 1980-09-10 |
JPS57172318A (en) | 1982-10-23 |
FI57673B (fi) | 1980-05-30 |
DE2342886A1 (de) | 1974-03-28 |
DE2342886C3 (de) | 1981-09-24 |
ES417823A1 (es) | 1976-06-16 |
FR2198216B1 (tr) | 1978-01-20 |
FR2198166A1 (tr) | 1974-03-29 |
FR2198166B1 (tr) | 1976-05-07 |
JPS4947043A (tr) | 1974-05-07 |
DK144153C (da) | 1982-06-21 |
FR2198216A1 (tr) | 1974-03-29 |
DK144153B (da) | 1981-12-21 |
NO146381C (no) | 1982-09-15 |
CA1017450A (en) | 1977-09-13 |
DE2342886B2 (de) | 1980-09-25 |
ZA733619B (en) | 1975-01-29 |
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