KR100468827B1 - 비정질경희토류-천이금속과반금속의합금및제조방법 - Google Patents
비정질경희토류-천이금속과반금속의합금및제조방법 Download PDFInfo
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- KR100468827B1 KR100468827B1 KR1019980011891A KR19980011891A KR100468827B1 KR 100468827 B1 KR100468827 B1 KR 100468827B1 KR 1019980011891 A KR1019980011891 A KR 1019980011891A KR 19980011891 A KR19980011891 A KR 19980011891A KR 100468827 B1 KR100468827 B1 KR 100468827B1
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- 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
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- 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
- H01F10/18—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being compounds
- H01F10/187—Amorphous compounds
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- 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
- C23C14/16—Metallic material, boron or silicon on metallic substrates or on substrates of boron or silicon
- C23C14/165—Metallic material, boron or silicon on metallic substrates or on substrates of boron or silicon by cathodic sputtering
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- 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
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/34—Sputtering
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- 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
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- 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
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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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Physical Vapour Deposition (AREA)
Abstract
Description
Claims (7)
- 물리 증착법 중 스퍼터링 방법에 의해 경희토류-천이 금속에 반금속을 증착시키는 경희토류-천이 금속과 반금속의 합금의 제조 방법에 있어서,수식 (λS는 포화 자왜 정수이며, σ는 응력)으로 표현되는 자기 탄성 에너지 성분을 포함하는 수직 자기 이방성 에너지를 증가시키기 위하여, 상기 합금의 포화 자왜 정수의 부호에 따라 Ar 스퍼터링 압력을 다르게 가하여 상기 포화 자왜 정수와 상기 응력의 부호가 반대가 되도록 하는 단계를 포함하는 것을 특징으로 하는 경희토류-천이 금속과 반금속의 합금의 제조 방법.
- 제1항에 있어서,상기 합금의 포화 자왜 정수의 부호가 포지티브인 경우, 상기 합금의 내부 응력 상태가 네가티브 부호인 압축 응력 상태가 되도록 낮은 Ar 스퍼트링 압력을 가하는 것을 특징으로 하는 경희토류-천이 금속과 반금속의 합금의 제조 방법.
- 제1항에 있어서,상기 합금의 포화 자왜 정수의 부호가 네가티브인 경우, 상기 합금의 내부 응력 상태가 포지티브 부호인 인장 응력 상태가 되도록 높은 Ar 스퍼터링 압력을 가하는 것을 특징으로 하는 경희토류-천이 금속과 반금속의 합금의 제조 방법.
- 물리 증착법 중 스퍼터링 방법에 의해서 경희토류-천이 금속에 반금속이 증착되되, 포화 자왜 정수의 부호가 포지티브인 경우 상기 합금의 내부 응력 상태가 네가티브 부호인 압축 응력 상태가 되도록 높은 Ar 스퍼터링 압력을 가하고, 상기 포화 자왜 정수의 부호가 네가티브인 경우 상기 합금의 내부 응력 상태가 포지티브 부호인 인장 응력 상태가 되도록 높은 Ar 스퍼터링 압력을 가하여 증착 형성된 것을 특징으로 하는 경희토류-천이 금속과 반금속의 합금.
- 제4항에 있어서,상기 경희토류 금속은 란탄 계열의 Ce, Pr, Nd, Pm, Sm, Eu, Gd로 이루어진 군에서 적어도 어느 하나인 것을 특징으로 하는 경희토류-천이 금속과 반금속의 합금.
- 제4항에 있어서,상기 천이 금속은 Fe, Ni, Co로 이루어진 군에서 적어도 어느 하나인 것을 특징으로 하는 경희토류-천이 금속과 반금속의 합금.
- 제4항에 있어서,상기 반금속은 B, Si, P로 이루어진 군에서 적어도 어느 하나인 것을 특징으로 하는 비정질 경희토류-천이 금속과 반금속의 합금.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980011891A KR100468827B1 (ko) | 1998-04-03 | 1998-04-03 | 비정질경희토류-천이금속과반금속의합금및제조방법 |
US09/225,447 US6132567A (en) | 1998-04-03 | 1999-01-06 | Fabrication method of amorphous light rare earth-transition metal and metalloid alloy films |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980011891A KR100468827B1 (ko) | 1998-04-03 | 1998-04-03 | 비정질경희토류-천이금속과반금속의합금및제조방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990079347A KR19990079347A (ko) | 1999-11-05 |
KR100468827B1 true KR100468827B1 (ko) | 2005-08-31 |
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KR1019980011891A Expired - Fee Related KR100468827B1 (ko) | 1998-04-03 | 1998-04-03 | 비정질경희토류-천이금속과반금속의합금및제조방법 |
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KR (1) | KR100468827B1 (ko) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US742A (en) * | 1838-05-17 | Perigrine williamson | ||
JPS621151A (ja) * | 1985-06-26 | 1987-01-07 | Ricoh Co Ltd | 光磁気記録媒体 |
US4889607A (en) * | 1987-09-14 | 1989-12-26 | U.S. Philips Corporation | Method of producing the magnetic metallic layers having a low thermal coefficient of expansion |
Family Cites Families (1)
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JPS63107008A (ja) * | 1986-07-18 | 1988-05-12 | Res Dev Corp Of Japan | 高カ−回転角を有する薄膜及びその製造方法 |
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1998
- 1998-04-03 KR KR1019980011891A patent/KR100468827B1/ko not_active Expired - Fee Related
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1999
- 1999-01-06 US US09/225,447 patent/US6132567A/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US742A (en) * | 1838-05-17 | Perigrine williamson | ||
JPS621151A (ja) * | 1985-06-26 | 1987-01-07 | Ricoh Co Ltd | 光磁気記録媒体 |
US4889607A (en) * | 1987-09-14 | 1989-12-26 | U.S. Philips Corporation | Method of producing the magnetic metallic layers having a low thermal coefficient of expansion |
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KR19990079347A (ko) | 1999-11-05 |
US6132567A (en) | 2000-10-17 |
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