JP2012181908A5 - - Google Patents
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- Publication number
- JP2012181908A5 JP2012181908A5 JP2012039799A JP2012039799A JP2012181908A5 JP 2012181908 A5 JP2012181908 A5 JP 2012181908A5 JP 2012039799 A JP2012039799 A JP 2012039799A JP 2012039799 A JP2012039799 A JP 2012039799A JP 2012181908 A5 JP2012181908 A5 JP 2012181908A5
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- layer
- magnetic recording
- recording layer
- zero
- 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.)
- Granted
Links
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/037,288 | 2011-02-28 | ||
| US13/037,288 US9093101B2 (en) | 2011-02-28 | 2011-02-28 | Stack including a magnetic zero layer |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2012181908A JP2012181908A (ja) | 2012-09-20 |
| JP2012181908A5 true JP2012181908A5 (enExample) | 2015-03-05 |
| JP5923337B2 JP5923337B2 (ja) | 2016-05-24 |
Family
ID=46719182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012039799A Expired - Fee Related JP5923337B2 (ja) | 2011-02-28 | 2012-02-27 | 積層体、および積層体を作製する方法 |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US9093101B2 (enExample) |
| JP (1) | JP5923337B2 (enExample) |
| CN (1) | CN102682789A (enExample) |
| DE (1) | DE102012003821A1 (enExample) |
| MY (1) | MY180827A (enExample) |
| SG (2) | SG10201500452SA (enExample) |
| TW (1) | TWI564886B (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9093101B2 (en) | 2011-02-28 | 2015-07-28 | Seagate Technology Llc | Stack including a magnetic zero layer |
| US9028985B2 (en) * | 2011-03-31 | 2015-05-12 | WD Media, LLC | Recording media with multiple exchange coupled magnetic layers |
| JP6156518B2 (ja) * | 2014-01-23 | 2017-07-05 | 富士電機株式会社 | 垂直磁気記録媒体 |
| JP6288658B2 (ja) * | 2014-03-20 | 2018-03-07 | 国立研究開発法人物質・材料研究機構 | 垂直磁化膜用下地、垂直磁化膜構造、垂直ｍｔｊ素子及びこれらを用いた垂直磁気記録媒体 |
| US9245564B2 (en) | 2014-04-29 | 2016-01-26 | HGST Netherlands B.V. | Soft underlayer having a multilayer structure for high areal density perpendicular recording media |
| US9685184B1 (en) | 2014-09-25 | 2017-06-20 | WD Media, LLC | NiFeX-based seed layer for magnetic recording media |
| US9990940B1 (en) | 2014-12-30 | 2018-06-05 | WD Media, LLC | Seed structure for perpendicular magnetic recording media |
| US20180197571A1 (en) * | 2017-01-10 | 2018-07-12 | Seagate Technology Llc | Translating layer for combining fcc and hcp lattice structures |
| US11380358B2 (en) * | 2020-06-25 | 2022-07-05 | Western Digital Technologies, Inc. | Magnetic recording media design with reduced lattice mismatch between adjacent intermediate layers |
| US12183377B2 (en) * | 2023-05-30 | 2024-12-31 | Western Digital Technologies, Inc. | Magnetic recording media with dead magnetic layer |
Family Cites Families (38)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5750270A (en) * | 1995-02-07 | 1998-05-12 | Conner Peripherals, Inc. | Multi-layer magnetic recording media |
| US6893542B1 (en) * | 1999-09-10 | 2005-05-17 | Seagate Technology Llc | Sputtered multilayer magnetic recording media with ultra-high coercivity |
| JP4028154B2 (ja) | 2000-04-07 | 2007-12-26 | 富士通株式会社 | 磁気記録媒体及び磁気記憶装置 |
| US6656613B2 (en) * | 2000-09-27 | 2003-12-02 | Seagate Technology Llc | Multilayer magnetic recording media with columnar microstructure for improved exchange decoupling |
| US6730420B1 (en) * | 2000-10-31 | 2004-05-04 | Komag, Inc. | Magnetic thin film recording media having extremely low noise and high thermal stability |
| JP4582978B2 (ja) * | 2001-12-07 | 2010-11-17 | 富士電機デバイステクノロジー株式会社 | 垂直磁気記録媒体の製造方法 |
| JP2003217107A (ja) * | 2002-01-17 | 2003-07-31 | Fuji Electric Co Ltd | 磁気記録媒体 |
| JP2003248914A (ja) * | 2002-02-26 | 2003-09-05 | Hitachi Ltd | 垂直磁気記録媒体及びその製造方法 |
| SG118199A1 (en) * | 2002-09-04 | 2006-01-27 | Fuji Electric Co Ltd | Perpendicular magnetic recording medium and a method for manufacturing same |
| WO2004027762A1 (en) | 2002-09-06 | 2004-04-01 | Fujitsu Limited | Magnetic recording medium and magnetic storage apparatus |
| US20040166371A1 (en) | 2003-02-26 | 2004-08-26 | Berger Andreas Klaus Dieter | Magnetic recording media with write-assist layer |
| US7470474B2 (en) * | 2003-04-07 | 2008-12-30 | Kabushiki Kaisha Toshiba | Magnetic recording medium, production process thereof, and magnetic recording and reproducing apparatus including both oxide and non-oxide perpendicular magnetic layers |
| JP4171732B2 (ja) | 2003-05-15 | 2008-10-29 | 富士通株式会社 | 磁気記録媒体及び磁気記憶装置 |
| WO2005034097A1 (ja) * | 2003-09-30 | 2005-04-14 | Fujitsu Limited | 垂直磁気記録媒体，その製造方法、記録方法及び再生方法 |
| KR100601938B1 (ko) * | 2004-01-09 | 2006-07-14 | 삼성전자주식회사 | Ｃｏ계 수직자기기록매체 |
| JP2005251264A (ja) * | 2004-03-02 | 2005-09-15 | Fuji Electric Holdings Co Ltd | 垂直磁気記録媒体およびその製造方法 |
| US7235314B2 (en) * | 2004-03-11 | 2007-06-26 | Seagate Technology Llc | Inter layers for perpendicular recording media |
| US7384699B2 (en) * | 2004-08-02 | 2008-06-10 | Seagate Technology Llc | Magnetic recording media with tuned exchange coupling and method for fabricating same |
| JP2006268972A (ja) * | 2005-03-24 | 2006-10-05 | Hoya Corp | 垂直磁気記録ディスク及びその製造方法 |
| US7833640B2 (en) | 2005-08-19 | 2010-11-16 | Hitachi Global Storage Technologies Netherlands B.V. | Intermediate tri-layer structure for perpendicular recording media |
| US7846564B2 (en) | 2005-09-27 | 2010-12-07 | Seagate Technology Llc | Perpendicular magnetic recording media with magnetic anisotropy/coercivity gradient and local exchange coupling |
| JP4557880B2 (ja) | 2005-12-20 | 2010-10-06 | 株式会社東芝 | 磁気記録媒体及び磁気記録再生装置 |
| US7713389B2 (en) * | 2005-12-21 | 2010-05-11 | Hitachi Global Storage Technologies Netherlands B.V. | Perpendicular magnetic recording disk with ultrathin nucleation film for improved corrosion resistance and method for making the disk |
| JP2007184066A (ja) * | 2006-01-10 | 2007-07-19 | Hitachi Global Storage Technologies Netherlands Bv | 垂直磁気記録媒体及びこれを用いた磁気記憶装置 |
| JP2008034060A (ja) * | 2006-07-31 | 2008-02-14 | Fujitsu Ltd | 垂直磁気記録媒体および磁気記憶装置 |
| JP4771222B2 (ja) * | 2006-09-13 | 2011-09-14 | 富士電機デバイステクノロジー株式会社 | 垂直磁気記録媒体 |
| JP2008090906A (ja) * | 2006-09-29 | 2008-04-17 | Hoya Corp | 垂直磁気記録媒体の製造方法 |
| US20080090106A1 (en) | 2006-10-13 | 2008-04-17 | David Braunstein | Soft underlayer for perpendicular media with mechanical stability and corrosion resistance |
| JP2009110606A (ja) | 2007-10-30 | 2009-05-21 | Fujitsu Ltd | 磁気記録媒体、その製造方法及び磁気記憶装置 |
| JP2010009683A (ja) | 2008-06-27 | 2010-01-14 | Showa Denko Kk | 磁気記録媒体及び磁気記録装置 |
| JP2010020854A (ja) | 2008-07-11 | 2010-01-28 | Showa Denko Kk | 磁気記録媒体および情報記憶装置 |
| US7867637B2 (en) | 2008-11-17 | 2011-01-11 | Seagate Technology Llc | Low coupling oxide media (LCOM) |
| US8877359B2 (en) * | 2008-12-05 | 2014-11-04 | Wd Media (Singapore) Pte. Ltd. | Magnetic disk and method for manufacturing same |
| JP5377015B2 (ja) * | 2009-03-19 | 2013-12-25 | 昭和電工株式会社 | 磁気記録媒体 |
| JP5645443B2 (ja) | 2009-03-31 | 2014-12-24 | ダブリュディ・メディア・シンガポール・プライベートリミテッド | 垂直磁気記録媒体 |
| JP5620118B2 (ja) * | 2009-03-31 | 2014-11-05 | ダブリュディ・メディア・シンガポール・プライベートリミテッド | 垂直磁気記録媒体 |
| US9412404B2 (en) | 2009-12-15 | 2016-08-09 | HGST Netherlands B.V. | Onset layer for perpendicular magnetic recording media |
| US9093101B2 (en) * | 2011-02-28 | 2015-07-28 | Seagate Technology Llc | Stack including a magnetic zero layer |
-
2011
- 2011-02-28 US US13/037,288 patent/US9093101B2/en active Active
-
2012
- 2012-02-22 SG SG10201500452SA patent/SG10201500452SA/en unknown
- 2012-02-22 SG SG2012012563A patent/SG183646A1/en unknown
- 2012-02-24 TW TW101106293A patent/TWI564886B/zh not_active IP Right Cessation
- 2012-02-27 CN CN2012101161213A patent/CN102682789A/zh active Pending
- 2012-02-27 JP JP2012039799A patent/JP5923337B2/ja not_active Expired - Fee Related
- 2012-02-27 DE DE102012003821A patent/DE102012003821A1/de not_active Withdrawn
- 2012-02-28 MY MYPI2012000887A patent/MY180827A/en unknown
-
2015
- 2015-07-24 US US14/808,063 patent/US9734857B2/en not_active Expired - Fee Related
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