JP2005251373A - 磁気記録媒体、その製造方法、および磁気記憶装置 - Google Patents

磁気記録媒体、その製造方法、および磁気記憶装置 Download PDF

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Publication number
JP2005251373A
JP2005251373A JP2005013533A JP2005013533A JP2005251373A JP 2005251373 A JP2005251373 A JP 2005251373A JP 2005013533 A JP2005013533 A JP 2005013533A JP 2005013533 A JP2005013533 A JP 2005013533A JP 2005251373 A JP2005251373 A JP 2005251373A
Authority
JP
Japan
Prior art keywords
underlayer
magnetic
layer
recording medium
magnetic recording
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
Application number
JP2005013533A
Other languages
English (en)
Japanese (ja)
Inventor
Reiko Murao
玲子 村尾
Masaya Suzuki
政也 鈴木
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP2005013533A priority Critical patent/JP2005251373A/ja
Priority to SG200500672A priority patent/SG113615A1/en
Priority to CNB2005100070293A priority patent/CN1331116C/zh
Priority to US11/049,451 priority patent/US7427446B2/en
Priority to KR1020050009436A priority patent/KR100638230B1/ko
Publication of JP2005251373A publication Critical patent/JP2005251373A/ja
Pending legal-status Critical Current

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Classifications

    • 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
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • G11B5/8404—Processes or apparatus specially adapted for manufacturing record carriers manufacturing base layers
    • 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
    • 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
    • G11B5/72—Protective coatings, e.g. anti-static or antifriction
    • G11B5/725—Protective coatings, e.g. anti-static or antifriction containing a lubricant, e.g. organic compounds
    • 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
    • H01F10/002—Antiferromagnetic thin films, i.e. films exhibiting a Néel transition temperature
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Record Carriers (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Thin Magnetic Films (AREA)
JP2005013533A 2004-02-02 2005-01-21 磁気記録媒体、その製造方法、および磁気記憶装置 Pending JP2005251373A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2005013533A JP2005251373A (ja) 2004-02-02 2005-01-21 磁気記録媒体、その製造方法、および磁気記憶装置
SG200500672A SG113615A1 (en) 2004-02-02 2005-01-31 Magnetic recording medium, magnetic storage apparatus and method of producing magnetic recording medium
CNB2005100070293A CN1331116C (zh) 2004-02-02 2005-02-02 磁记录介质、磁存储装置和制造磁记录介质的方法
US11/049,451 US7427446B2 (en) 2004-02-02 2005-02-02 Magnetic recording medium with antiparallel magnetic layers and CrN based underlayer, magnetic storage apparatus and method of producing magnetic recording medium
KR1020050009436A KR100638230B1 (ko) 2004-02-02 2005-02-02 자기 기록 매체, 그 제조 방법, 및 자기 기억 장치

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004025562 2004-02-02
JP2005013533A JP2005251373A (ja) 2004-02-02 2005-01-21 磁気記録媒体、その製造方法、および磁気記憶装置

Publications (1)

Publication Number Publication Date
JP2005251373A true JP2005251373A (ja) 2005-09-15

Family

ID=34889310

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2005013533A Pending JP2005251373A (ja) 2004-02-02 2005-01-21 磁気記録媒体、その製造方法、および磁気記憶装置

Country Status (4)

Country Link
JP (1) JP2005251373A (zh)
KR (1) KR100638230B1 (zh)
CN (1) CN1331116C (zh)
SG (1) SG113615A1 (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007272949A (ja) * 2006-03-30 2007-10-18 Hoya Corp 磁気ディスク
JP2010092525A (ja) * 2008-10-06 2010-04-22 Hoya Corp 垂直磁気記録媒体
US8803265B2 (en) 2010-07-22 2014-08-12 Samsung Electronics Co., Ltd. Magnetic memory layer and magnetic memory device including the same

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013246856A (ja) * 2012-05-28 2013-12-09 Showa Denko Kk 磁気記録媒体及び磁気記憶装置
KR101661275B1 (ko) * 2014-04-18 2016-09-29 한양대학교 산학협력단 메모리 소자
CN107004429B (zh) * 2014-11-18 2019-10-11 索尼公司 磁记录介质
US9818442B2 (en) * 2014-12-01 2017-11-14 WD Media, LLC Magnetic media having improved magnetic grain size distribution and intergranular segregation
KR102465539B1 (ko) * 2015-09-18 2022-11-11 삼성전자주식회사 자기 터널 접합 구조체를 포함하는 반도체 소자 및 그의 형성 방법
JP6745759B2 (ja) * 2017-06-09 2020-08-26 富士フイルム株式会社 磁気記録媒体
EP3841623A1 (en) * 2018-08-23 2021-06-30 Everspin Technologies, Inc. Magnetoresistive stack device fabrication methods
JP2020167365A (ja) * 2019-03-28 2020-10-08 Ｄｏｗａエレクトロニクス株式会社 置換型ε酸化鉄磁性粒子粉、置換型ε酸化鉄磁性粒子粉の製造方法、圧粉体、圧粉体の製造方法および電波吸収体

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6459627A (en) * 1987-08-31 1989-03-07 Hitachi Maxell Production of magnetic recording medium
CA2062154C (en) * 1991-05-14 1997-01-21 David Alvoid Edmonson Underlayer doping in thin film magnetic recording media
JP2989820B2 (ja) * 1999-01-08 1999-12-13 ホーヤ株式会社 磁気記録媒体及びその製造方法
US6537684B1 (en) * 2000-08-04 2003-03-25 International Business Machines Corporation Antiferromagnetically coupled magnetic recording media with boron-free first ferromagnetic film as nucleation layer
JP2003162813A (ja) * 2001-11-28 2003-06-06 Hitachi Ltd 磁気記録媒体および磁気記憶装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007272949A (ja) * 2006-03-30 2007-10-18 Hoya Corp 磁気ディスク
JP2010092525A (ja) * 2008-10-06 2010-04-22 Hoya Corp 垂直磁気記録媒体
US8803265B2 (en) 2010-07-22 2014-08-12 Samsung Electronics Co., Ltd. Magnetic memory layer and magnetic memory device including the same

Also Published As

Publication number Publication date
CN1652214A (zh) 2005-08-10
KR20050078652A (ko) 2005-08-05
CN1331116C (zh) 2007-08-08
KR100638230B1 (ko) 2006-10-25
SG113615A1 (en) 2005-08-29

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