Magnetic recording simulation for development of patterned media with soft magnetic nano-pillar

• Project/Area Number: 19569005
• Research Category: Grant-in-Aid for Scientific Research (C)
• Allocation Type: Single-year Grants
• Section: 一般
• Research Field: Electron device/Electronic equipment
• Research Institution: Kyushu University (2008); Yamaguchi University (2007)
• Principal Investigator: TANAKA Terumitsu Kyushu University, 大学院・システム情報科学研究院, 助教 (20423387)
• Project Period (FY): 2007 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥3,580,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥180,000); Fiscal Year 2008: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000); Fiscal Year 2007: ¥2,800,000 (Direct Cost: ¥2,800,000)
• Keywords: 磁気記録 / パターンドメディア / マイクロマグネティックシミュレーション

Research Abstract

軟磁性ナノピラーを有するパターンドメディアの1 Tbits/inch^2という面記録密度達成の可能性についてマイクロマグネティックシミュレーションおよび有限要素法を用いて検討し、1 Tbits/inch^2の面記録密度を達成可能にする媒体およびヘッドパラメータを明らかにした。

Research Products

• [Journal Article] Influence of Geometrical and Magnetic Parameters on Magnetization Behavior for a Hard/Soft Magnetic Composite Pillar (2008)
  • Author(s): Junsuke Matsuzaki、Terumitsu Tanaka、Hiroki Kurisu、Setsuo Yamamoto
  • Journal Title: Transactions of the Materials Research Society of Japan 33巻 Pages: 885-888
  • Peer Reviewed
• [Journal Article] Recording head field for SPT head combined with hard/soft magnetic composite pillar arraymedia (2008)
  • Author(s): Terumitsu Tanaka、Junsuke Matsuzaki、Hiroki Kurisu、Setsuo Yamamoto
  • Journal Title: Journal of Magnetism and Magnetic Materials 320巻 Pages: 2931-2934
  • Peer Reviewed
• [Journal Article] Magnetization behavior of hard/soft-magnetic composite pillar (2008)
  • Author(s): Terumitsu Tanaka、 Junsuke Matsuzaki、Hiroki Kurisu、Setsuo Yamamoto
  • Journal Title: Journal of Magnetism and Magnetic Materials 320巻 Pages: 3100-3103
  • Peer Reviewed
• [Journal Article] Recording head field for SPT head combined with hard/soft magnetic composite pillar array media (2008)
  • Author(s): T. Tanaka, et al
  • Journal Title: Journal of Magnetism and Magnetic Materials 320 Pages: 2931-2934
  • Peer Reviewed
• [Journal Article] Magnetization behavior of hard/soft-magnetic composite pillar (2008)
  • Author(s): T. Tanaka, et al
  • Journal Title: Journal of Magnetism and Magnetic Materials 320 Pages: 3100-3103
  • Peer Reviewed
• [Journal Article] Influence of Geometrical and Magnetic Parameters on Magnetization Behavior for a Hard/Soft magnetic Composite Pillar (2008)
  • Author(s): J. Matsuzaki, et al
  • Journal Title: Transactions of the Materials Research Society of Japan 33 Pages: 885-888
  • Peer Reviewed
• [Presentation] Relationship between Coercivity and Magnetic Domain Structure for Permalloy Thin Film (2008)
  • Author(s): Terumitsu Tanaka、Junsuke Matsuzaki、Hiroki Kurisu、Setsuo Yamamoto
  • Organizer: IU-MRS 2008
  • Place of Presentation: 名古屋コンベンションセンター
  • Year and Date: 2008-12-12
• [Presentation] Magnetization Switching Time for Hard/Soft Magnetic Composite Pillar (2008)
  • Author(s): Junsuke Matsuzaki、Terumitsu Tanaka、Hiroki Kurisu、Setsuo Yamamoto
  • Organizer: IU-MRS 2008
  • Place of Presentation: 名古屋コンベンションセンター
  • Year and Date: 2008-12-12
• [Presentation] Micromagnetic Simulation of Magnetization Reversal for Soft Magnetic Wire (2008)
  • Author(s): T. Tanaka, et al
  • Organizer: International Union of Materials Research Society
  • Place of Presentation: Nagoya Congress Center
  • Year and Date: 2008-12-12
• [Presentation] Relationship Between Coercivity and Magnetic Domain Structure for Permalloy Thin Film (2008)
  • Author(s): T. Tanaka, et al
  • Organizer: International Union of Materials Research Society
  • Place of Presentation: Nagoya Congress Center
  • Year and Date: 2008-12-12
• [Presentation] Magnetization Switching Time for Hard/Soft Magnetic Composite Pillar (2008)
  • Author(s): J. Matsuzaki, et al
  • Organizer: International Union of Materials Research Society
  • Place of Presentation: Nagoya Congress Center
  • Year and Date: 2008-12-12
• [Presentation] 硬/軟磁性複合ピラーへの高周波記録 (2008)
  • Author(s): 田中輝光、松崎淳介、栗巣普揮、山本節夫
  • Organizer: 粉体粉末冶金協会
  • Place of Presentation: 九州大学病院百年講堂
  • Year and Date: 2008-11-07
• [Presentation] 硬/軟磁性複合ピラーヘの高周波記録 (2008)
  • Author(s): 田中輝光, 他
  • Organizer: 粉体粉末冶金協会
  • Place of Presentation: 九州大学
  • Year and Date: 2008-11-07
• [Presentation] 硬/軟磁性複合ピラー規則配列媒体における静磁気相互作用の影響 (2008)
  • Author(s): 松崎淳介、田中輝光、栗巣普揮、山本節夫
  • Organizer: 日本磁気学会
  • Place of Presentation: 東北学院大学
  • Year and Date: 2008-09-14
• [Presentation] 硬/軟磁性複合ピラーにおける軟磁性部の磁化構造 (2008)
  • Author(s): 田中輝光、松崎淳介、栗巣普揮、山本節夫
  • Organizer: 日本磁気学会
  • Place of Presentation: 東北学院大学
  • Year and Date: 2008-09-12
• [Presentation] 硬/軟磁性複合ピラーの磁化反転挙動に与える軟磁性部の磁気特性の影響 (2008)
  • Author(s): 田中輝光、松崎淳介、栗巣普揮、山本節夫
  • Organizer: 粉体粉末冶金協会
  • Place of Presentation: 早稲田大学
  • Year and Date: 2008-05-28
• [Presentation] Influence of geometrical and magnetic parameter on magnetization behavior for a hard/soft magnetic commposite pillar (2007)
  • Author(s): Junsuke Matsuzaki
  • Organizer: The Materials Pesearches Society of Japan
  • Place of Presentation: 日本大学
  • Year and Date: 2007-12-08
• [Presentation] Design of SPT Head-CPA Media system for 1 Tbits/inch^2 (2007)
  • Author(s): Junsuke Matsuzaki
  • Organizer: The Materials Researches Society of Japan
  • Place of Presentation: 日本大学
  • Year and Date: 2007-12-08
• [Presentation] Design of SPT Head-CPA Media system for 1Tbits/inch2 (2007)
  • Author(s): Junsuke Matsuzaki、Terumitsu Tanaka、Hiroki Kurisu、Setsuo Yamamoto
  • Organizer: 日本MRS
  • Place of Presentation: 日本大学
  • Year and Date: 2007-12-07
• [Presentation] Influence of geometrical and magnetic parameter on magnetization behavior for a hard/soft magnetic composite pillar (2007)
  • Author(s): Junsuke Matsuzaki、Terumitsu Tanaka、Hiroki Kurisu、Setsuo Yamamoto
  • Organizer: 日本MRS
  • Place of Presentation: 日本大学
  • Year and Date: 2007-12-07
• [Presentation] 硬磁性/軟磁性複合ピラー媒体の磁化反転機構 (2007)
  • Author(s): 田中輝光、松崎淳介、栗巣普揮、山本節夫
  • Organizer: 粉体粉末冶金協会
  • Place of Presentation: 京都工芸繊維大学
  • Year and Date: 2007-11-20
• [Presentation] 単磁極ヘッド磁界による硬/軟磁性複合ピラーの磁化反転 (2007)
  • Author(s): 松崎淳介、田中輝光、栗巣普揮、山本節夫
  • Organizer: 日本MRS
  • Place of Presentation: 山口大学
  • Year and Date: 2007-11-17
• [Presentation] 単磁極ヘッド磁界による硬/軟磁性複合ピラーの磁化反転 (2007)
  • Author(s): 松崎淳介
  • Organizer: The Materials Researches Socieyt of Japan
  • Place of Presentation: 山口大学
  • Year and Date: 2007-11-17
• [Presentation] Simulation of Perpendicular Recording on Hard/Soft Magnetic Composite Pillar Array Medium (2007)
  • Author(s): Setsuo Yamamoto、Terumitsu Tanaka、Hiroki Kurisu
  • Organizer: PMRC 2007
  • Place of Presentation: 東京国際会議場
  • Year and Date: 2007-10-16
• [Presentation] Magnetization Behavior of Hard/Soft Magnetic Composite Pillar (2007)
  • Author(s): Terumitsu Tanaka、Jeong-Ryul Kim、Junsuke Matsuzaki、Hiroki Kurisu、Setsuo Yamamoto
  • Organizer: PMRC 2007
  • Place of Presentation: 東京国際会議場
  • Year and Date: 2007-10-16
• [Presentation] Fringe Field Distribution for SPT Head Combined with Hard/Soft Magnetic Composite Pillar Medium (2007)
  • Author(s): Terumitsu Tanaka、Junsuke Matsuzaki、Jeong-Ryul Kim、Hiroki Kurisu、Setsuo Yamamoto
  • Organizer: PMRC 2007
  • Place of Presentation: 東京国際会議場
  • Year and Date: 2007-10-16
• [Presentation] Influence of Head-Media Spacing on Head Field Distribution for Hard/Soft Magnetic Composite Pillar Array Media (2007)
  • Author(s): Terumitsu Tanaka、Jeong-Ryul Kim、 Junsuke Matsuzaki、Hiroki Kurisu、Setsuo Yamamoto
  • Organizer: PMRC 2007
  • Place of Presentation: 東京国際会議場
  • Year and Date: 2007-10-16
• [Presentation] Magnetization Behavior of Hard/Soft Magnetic Composite Pillar (2007)
  • Author(s): Terumitsu Tanaka
  • Organizer: Perpendicular Magnetic Recording Conference
  • Place of Presentation: Tokyo International Forum
  • Year and Date: 2007-10-16
• [Presentation] Simulation of Perpendicular Recording on Hard/Soft Magnetic Composite Pillar Array Medium (2007)
  • Author(s): Setsuo Yamamoto
  • Organizer: Perpendicular Magnetic Recording Conference
  • Place of Presentation: Tokyo International Forum
  • Year and Date: 2007-10-16
• [Presentation] Head Field Strength for SPT head with Hard/Soft Magnetic Composite Pillar Array Media (2007)
  • Author(s): Junsuke Matsuzaki、Terumitsu Tanaka、Jeong-Ryul Kim、Hiroki Kurisu、Setsuo Yamamoto
  • Organizer: PMRC 2007
  • Place of Presentation: 東京国際会議場
  • Year and Date: 2007-10-15
• [Presentation] Head Field Strength for Spt head with Hard/Soft Magnetic Composite Pillar Array Media (2007)
  • Author(s): Junsuke Matsuzaki
  • Organizer: Perpendicular Magnetic Recording Conference
  • Place of Presentation: Tokyo International Forum
  • Year and Date: 2007-10-15
• [Presentation] Influence of Head-Media Spacing on Head Field Distrribution for Hard/Soft Magnetic Composite Pillar Array Media (2007)
  • Author(s): Terumitsu Tanaka
  • Organizer: Perpendicular Magnetic Recording Conference
  • Place of Presentation: Tokyo International Forum
  • Year and Date: 2007-10-15
• [Presentation] Fringe Field Distribution for SPT Head Combined with Hard/Soft Magnetic Composite Pillar Medium (2007)
  • Author(s): Terumitsu Tanaka
  • Organizer: Perpendicular Magnetic Recording Conference
  • Place of Presentation: Tokyo International Forum
  • Year and Date: 2007-10-15
• [Presentation] 硬/軟磁性複合ピラーの磁化反転促進効果 (2007)
  • Author(s): 松崎淳介、田中輝光、金 正烈、栗巣普揮、山本節夫
  • Organizer: 日本応用磁気学会
  • Place of Presentation: 学習院大学
  • Year and Date: 2007-09-11
• [Presentation] 硬/軟磁性複合ピラー規則配列媒体における磁束の集中効果 (2007)
  • Author(s): 田中輝光、栗巣普揮、山本節夫
  • Organizer: 日本応用磁気学会
  • Place of Presentation: 学習院大学
  • Year and Date: 2007-09-11