CN105047204B - 形成近场换能器(nft)的多个部分的方法以及由此形成的物品 - Google Patents

形成近场换能器(nft)的多个部分的方法以及由此形成的物品 Download PDF

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Publication number
CN105047204B
CN105047204B CN201510203598.9A CN201510203598A CN105047204B CN 105047204 B CN105047204 B CN 105047204B CN 201510203598 A CN201510203598 A CN 201510203598A CN 105047204 B CN105047204 B CN 105047204B
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China
Prior art keywords
metal
containing layer
nft
layer
subjected
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CN201510203598.9A
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English (en)
Chinese (zh)
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CN105047204A (zh
Inventor
Y·程
S·安特拉兹
M·西格勒
S·弗兰岑
P·G·皮彻
E·F·磊岬
K·W·维尔曼
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Seagate Technology LLC
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Seagate Technology LLC
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Publication of CN105047204A publication Critical patent/CN105047204A/zh
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    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127Structure or manufacture of heads, e.g. inductive
    • G11B5/31Structure or manufacture of heads, e.g. inductive using thin films
    • G11B5/3109Details
    • G11B5/313Disposition of layers
    • G11B5/3133Disposition of layers including layers not usually being a part of the electromagnetic transducer structure and providing additional features, e.g. for improving heat radiation, reduction of power dissipation, adaptations for measurement or indication of gap depth or other properties of the structure
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127Structure or manufacture of heads, e.g. inductive
    • G11B5/31Structure or manufacture of heads, e.g. inductive using thin films
    • G11B5/3109Details
    • G11B5/3116Shaping of layers, poles or gaps for improving the form of the electrical signal transduced, e.g. for shielding, contour effect, equalizing, side flux fringing, cross talk reduction between heads or between heads and information tracks
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127Structure or manufacture of heads, e.g. inductive
    • G11B5/31Structure or manufacture of heads, e.g. inductive using thin films
    • G11B5/3109Details
    • G11B5/313Disposition of layers
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127Structure or manufacture of heads, e.g. inductive
    • G11B5/31Structure or manufacture of heads, e.g. inductive using thin films
    • G11B5/3109Details
    • G11B5/313Disposition of layers
    • G11B5/3133Disposition of layers including layers not usually being a part of the electromagnetic transducer structure and providing additional features, e.g. for improving heat radiation, reduction of power dissipation, adaptations for measurement or indication of gap depth or other properties of the structure
    • G11B5/314Disposition of layers including layers not usually being a part of the electromagnetic transducer structure and providing additional features, e.g. for improving heat radiation, reduction of power dissipation, adaptations for measurement or indication of gap depth or other properties of the structure where the layers are extra layers normally not provided in the transducing structure, e.g. optical layers
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/127Structure or manufacture of heads, e.g. inductive
    • G11B5/31Structure or manufacture of heads, e.g. inductive using thin films
    • G11B5/3163Fabrication methods or processes specially adapted for a particular head structure, e.g. using base layers for electroplating, using functional layers for masking, using energy or particle beams for shaping the structure or modifying the properties of the basic layers
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B2005/0002Special dispositions or recording techniques
    • G11B2005/0005Arrangements, methods or circuits
    • G11B2005/0021Thermally assisted recording using an auxiliary energy source for heating the recording layer locally to assist the magnetization reversal

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Electrodes Of Semiconductors (AREA)
  • Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
  • Magnetic Heads (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Physical Vapour Deposition (AREA)
CN201510203598.9A 2014-05-01 2015-04-24 形成近场换能器(nft)的多个部分的方法以及由此形成的物品 Active CN105047204B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/266,920 2014-05-01
US14/266,920 US9305572B2 (en) 2014-05-01 2014-05-01 Methods of forming portions of near field transducers (NFTS) and articles formed thereby

Publications (2)

Publication Number Publication Date
CN105047204A CN105047204A (zh) 2015-11-11
CN105047204B true CN105047204B (zh) 2018-06-12

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CN201510203598.9A Active CN105047204B (zh) 2014-05-01 2015-04-24 形成近场换能器(nft)的多个部分的方法以及由此形成的物品

Country Status (4)

Country Link
US (3) US9305572B2 (enExample)
JP (1) JP2015212994A (enExample)
KR (1) KR101789600B1 (enExample)
CN (1) CN105047204B (enExample)

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JP6038843B2 (ja) * 2013-06-24 2016-12-07 シーゲイト テクノロジー エルエルシーSeagate Technology LLC 少なくとも1つの相互混合層を含む装置
US9548076B2 (en) 2013-11-08 2017-01-17 Seagate Technology Llc Magnetic devices with overcoats
US9552833B2 (en) * 2014-11-11 2017-01-24 Seagate Technology Llc Devices including a multilayer gas barrier layer
US9620150B2 (en) * 2014-11-11 2017-04-11 Seagate Technology Llc Devices including an amorphous gas barrier layer
US9741381B1 (en) * 2015-05-28 2017-08-22 Seagate Technology Llc Near field transducers (NFTs) including a protective layer and methods of forming
US10971176B2 (en) 2019-02-21 2021-04-06 International Business Machines Corporation Tunnel magnetoresistive sensor with adjacent gap having chromium alloy seed layer and refractory material layer
US11377736B2 (en) 2019-03-08 2022-07-05 Seagate Technology Llc Atomic layer deposition systems, methods, and devices
US10643641B1 (en) * 2019-03-29 2020-05-05 Western Digital Technologies, Inc. Methods and apparatuses for localized annealing of sliders configured for heat assisted magnetic recording
US10910007B1 (en) * 2020-02-14 2021-02-02 Western Digital Technologies, Inc. Heat-assisted magnetic recording device capable of providing negative electrical potential at NFT
US11798581B1 (en) 2021-04-02 2023-10-24 Seagate Technology Llc Heat-assisted magnetic recording head with nanoparticles

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WO2014062222A1 (en) * 2012-10-18 2014-04-24 Seagate Technology Llc Articles including intermediate layer and methods of forming

Also Published As

Publication number Publication date
US9305572B2 (en) 2016-04-05
US9842613B2 (en) 2017-12-12
CN105047204A (zh) 2015-11-11
US10424324B2 (en) 2019-09-24
US20160217812A1 (en) 2016-07-28
US20150318003A1 (en) 2015-11-05
KR101789600B1 (ko) 2017-10-25
US20180102137A1 (en) 2018-04-12
JP2015212994A (ja) 2015-11-26
KR20150126303A (ko) 2015-11-11

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