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HOMMA Motofumi  本間 基文

ORCIDConnect your ORCID iD *help
Researcher Number 50005261
External Links
Affiliation (based on the past Project Information) *help 1999: 東北大学, 工学部, 教授
1997 – 1999: Tohoku University, Graduate School of Engineering, Prof., 大学院・工学研究科, 教授
1998: 東北大学, 大学院工学研究科, 教授
1989 – 1997: 東北大学, 工学部, 教授
1986: TOHOKU UNIVERSITY, FACULTY OF ENGINEERING, 工学部, 教授
1986: 東北大学, 工学部, 教授
Review Section/Research Field
Principal Investigator
Structural/Functional materials / 金属材料(含表面処理・腐食防食)
Except Principal Investigator
Structural/Functional materials / Material processing/treatments / 金属材料(含表面処理・腐食防食) / 電子材料工学
Keywords
Principal Investigator
BaOFe_2O_3 / BaO6Fe_2O_3 / 7SrO5Fe_2O_3 / SrO6Fe_2O_3 / 永久磁石 / R-Fe-B / 保磁力 / 残留磁束密度 / Sendust / RF sputtering … More / Fe-Si-Al alloy / 積層磁性薄膜 / 実動透磁率 / RFスパッタ / 薄膜の保磁力 / 磁性薄膜 / センダスト / Fe-Si-Al合金 / bandwidth / matching thickness / reflection loss / natural resonance / substitutional elements / electromagnetic wave absorber / barium M-type ferrite / 複素透磁率 / 実効透磁率 / M型フェライト / 六方晶フェライト / 磁気共鳴 / 磁気異方性磁界 / 磁気損失 / 電磁波吸収 / 広帯域 / フェロックスプレナー型 / マグネトプランバイト型 / インピーダンス / 反射損失 / フェライト / 電磁波吸収体 / maximum energy products / remanence / coercivity / magnetic domain / inverse domain / Nd2Fe14B / sintered magnet / magnetizing ability / 反磁界 / Nd-Fe-B系磁石 / 着磁 / 局所的反磁界 / 磁化エネルギー / Nd_2Fe_<14>B / 焼結磁石 / 最大エネルギー積 / 残留磁化 / 磁壁 / 逆磁区 / Nd_2Fe_<14> / 燃結磁石 / 着磁特性 / ferrite magnet / 異方性磁界 / 六方晶SrO Fe_2O_3 / SrO・6Fe_2O_3 / フェライト永久磁石 / フェライト磁石 / Au-20%Cu-5%Ag alloy / Al_2O_3 dipersion Cu alloy / Bipolar forceps / 銅合金 / 脳外科手術 / Al_2O_3分散合金 / 電極材料 / 止血 / Au-20%CU-5%Ag合金 / Au-20%Cu-5%Ag合金 / Al_2O_3分散銅合金 / 電気焼灼子 / Bonded Magnet / Coercivity / (BH)max / Sintering / Ce-Didymium / Didymium / Mishmetal / 液相焼結 / 磁界中圧粉成形 / セリウム・ジジム-鉄-ボロン磁石 / キュリ-温度 / Ceジジム / Ce-ジジム / 未分離混合希土類元素 / ボンデッド磁石 / 最大エネルギ-積 / 焼結性 / Ce・ジジム / 混合希土類元素 / RーFeーB … More
Except Principal Investigator
HDDR / 最大エネルギー積 / 規則相合金 / Fe-Pt系合金 / 永久磁石 / Sm_3(Fe,V)_<29>化合物 / 再結合反応 / 不均化反応 / ナノコンポジット / Ordered phase alloy / 精密鋳造法 / 規則格子相合金 / disproportionation / permanent magnets / 3:29 phase / Nd-Fe-B / 吸引力 / 歯科補綴物 / スプリングマグネット / アモルファス / 結晶化熱処理 / メルトスパン / 出現相 / magnetic resonance / complex tranmittivity / comlex permeability / electromagnetic absorber / EMI / M-type ferrite / 広帯域 / フェロックスプレナー型 / マグネトプランバイト型 / インピーダンス / 反射損失 / フェライト / 電磁波吸収体 / R.L / 反射ロス / 結晶配向 / 磁気共鳴 / 複素誘電率 / 複素透磁率 / 電波吸収体 / EMI(電波干渉問題) / M型フェライト / Adaptability to a living body / Corrosion performance / soft magnetic properties / Permanent magnet / Fe-Pt based alloy / 規則性相合金 / 磁場解析 / 生体適合性 / 耐食性能 / 軟質磁気特性 / 永久磁石合金 / Solution growth / Maximum energy product / Single crvstal / Fe-Pt permanent magnet alloy / 結晶方位 / 溶液成長法 / 単結晶 / Fe-Pt系永久磁石合金 / TbCuィイD27ィエD2 type phase / Sm_3(Fe.V)_<29>化合物 / TbCuィイD27ィエD2 phase / Rare-Earth magnets / vapor deposition / magnetic thin films / フラッシュ蒸着 / 微細結晶化 / 薄膜磁石 / 高エネルギー積 / Nd_2Fe_<14>B / ナノコンポジットマグネット / 希土類磁石 / 真空蒸着 / 磁性薄膜 / sputtering method / attractive force / precise dental casting method / dental prosthesis / maximum energy products / order phase alloy / Fe-Pt alloy system / permanent magnet / 歯科精密鋳造 / クラウン・ブリッジ / 鉄-白金系合金 / スパッター法 / 歯科精密鋳造法 / melt-spinning / coercivity / nitriding / anncaling for crystallization / exchange-spring magne / nitrogen contained compound / 結晶化過程 / 交換スプリングマグネット / ThMn_<12>型化合物 / Sm_2Fe_<17>N_x系化合物 / 保磁力 / 窒化処理 / 窒素侵入型化合物 / amorphous / magneto-optical Properties / magnetic properties / sputtering / annealing for crystallization / ferromagnetic / ferroelectric / 誘電率 / 磁気光学特性 / 磁気特性 / スパッタ薄膜 / 強磁性 / 強誘電性 / Additions of Oxides of Transitional Elements / Interfaces between Ferroelectric and Non-Ferroelectric / PTCR Mechanism / Control of Curie Temperature / PTC Thermistor / PbTiO_3-TiO_2 Ceramics / 強誘電体-非強誘電体界面 / PbTiO_3-TiO_2セラミックス / 測定雰囲気 / 遷移金属酸化物添加 / 強誘電体ー非強誘電体界面 / PTCR発現機構 / キュリ-温度制御 / PTCサ-ミスタ- / PbTiO_3ーTiO_2系セラミックス / 国際応用磁気会議 / 超伝導電気機器 / 磁気浮上 / Nd-Fe-B磁石 / ブロッホラインメモリ / 光磁気記録 / トライボロジー / 垂直磁気記録 / スピノ-ダル分解 / 2相分離 / ホイスラ-合金 / Ag-Mn-Al / 熱処理 / MR比 / ホイスラー合金 / 巨大磁気抵抗 / 組織形態 / 水素吸収特性 / 体積膨張 / Hydrogen Decrepitation現象 / Sm_2Fe_<17>系化合物 / Sm_2Fe_<17>N_X系化合物 Less
  • Research Projects

    (20 results)
  • Co-Researchers

    (19 People)
  •  HDDRプロセスによるSm-Fe-Ti系ナノコンポジット磁石の開発

    • Principal Investigator
      杉本 諭
    • Project Period (FY)
      1999 – 2000
    • Research Category
      Grant-in-Aid for Exploratory Research
    • Research Field
      Structural/Functional materials
    • Research Institution
      Tohoku University
  •  Crystal Orientation of Anisotropic Fe-Pt Permanent Magnet

    • Principal Investigator
      WATANABE Masato
    • Project Period (FY)
      1999 – 2001
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Structural/Functional materials
    • Research Institution
      The Research Institute for Electric and Magnetic Materials(RIEMM)
  •  Development of Biocompatible Fe-Pt Based Magnetic Materials

    • Principal Investigator
      NAKAYAMA Takafumi
    • Project Period (FY)
      1999 – 2001
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Structural/Functional materials
    • Research Institution
      The Research Institute for Electric and Magnetic Materials(RIEMM)
  •  Development of Magnetoplunbite Type Ferrite Electromagnetic Absorber in the Frequency of GHz

    • Principal Investigator
      KAGOTANI Toshio
    • Project Period (FY)
      1999 – 2000
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Institution
      Tohoku University
  •  Production of Rare Earth-Fe Bonded Magnet Powders with High Remanence Utilizing Gas Reaction

    • Principal Investigator
      SUGIMOTO Satoshi
    • Project Period (FY)
      1998 – 1999
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Structural/Functional materials
    • Research Institution
      TOHOKU UNIVERSITY
  •  Magnetic Properties of Nanostructured Rare Earth-Fe Compound Produced by HDDR Process

    • Principal Investigator
      SUGIMOTO Satoshi, BOOK David
    • Project Period (FY)
      1998 – 1999
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Material processing/treatments
    • Research Institution
      TOHOKU UNIVERSITY
  •  ホイスラー合金の巨大磁気抵抗材料への応用

    • Principal Investigator
      杉本 論 (杉本 諭)
    • Project Period (FY)
      1997 – 1998
    • Research Category
      Grant-in-Aid for Exploratory Research
    • Research Field
      Structural/Functional materials
    • Research Institution
      Tohoku University
  •  GHz Electromagnetic Wave Absorption of Hexa and M-type FerritePrincipal Investigator

    • Principal Investigator
      HOMMA Motofumi
    • Project Period (FY)
      1997 – 1999
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Structural/Functional materials
    • Research Institution
      TOHOKU UNIVERSITY
  •  Development of Nd-Fe-B Sintered Magnets with high magnetizing abilityPrincipal Investigator

    • Principal Investigator
      HOMMA Motofumi
    • Project Period (FY)
      1995 – 1997
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Structural/Functional materials
    • Research Institution
      Tohoku University
  •  Development of Fe-Pt Permanent Magnet Alloys for Dental Parts

    • Principal Investigator
      WATANABE Masato
    • Project Period (FY)
      1995 – 1997
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Structural/Functional materials
    • Research Institution
      Research Institute For Electric and Magnetic Materials
  •  Development of Rere-Earth Iron based hard magnetic thin films with high energy products

    • Principal Investigator
      NAKAMURA Hajime
    • Project Period (FY)
      1995 – 1996
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Structural/Functional materials
    • Research Institution
      Tohoku University
  •  Microstructure and Magnetic Properties of SrOnFe_2O_3 (0.5<n<6.0)Principal Investigator

    • Principal Investigator
      HOMMA Motofumi
    • Project Period (FY)
      1994 – 1996
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Structural/Functional materials
    • Research Institution
      Tohoku University
  •  Development of Ferroelectric & Ferromagnetic Thin Film

    • Principal Investigator
      SUGIMOTO Satoshi
    • Project Period (FY)
      1994 – 1996
    • Research Category
      Grant-in-Aid for Scientific Research (A)
    • Research Field
      Structural/Functional materials
    • Research Institution
      Tohoku University
  •  Development of Spring-type Magnet in Nitrogen Contained Rare-earth-Fe Compounds

    • Principal Investigator
      SUGIMOTO Satoshi
    • Project Period (FY)
      1994 – 1995
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      Structural/Functional materials
    • Research Institution
      TOHOKU UNIVERSITY
  •  Sm_2Fe_<17>系合金のHD現象による微細化

    • Principal Investigator
      SUGIMOTO Satoshi
    • Project Period (FY)
      1993
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      Structural/Functional materials
    • Research Institution
      Tohoku University
  •  Improvement of electrode materials for bipolar forceps in neurosurgeryPrincipal Investigator

    • Principal Investigator
      HOMMA Motofumi
    • Project Period (FY)
      1992 – 1994
    • Research Category
      Grant-in-Aid for Developmental Scientific Research (B)
    • Research Field
      金属材料(含表面処理・腐食防食)
    • Research Institution
      TOHOKU UNIVERSITY
  •  Microstructures and PTC-Mechanism in Pb TiO_3-TiO_2 PTC Ceramics for High Temperature Applications

    • Principal Investigator
      OKADA Masuo
    • Project Period (FY)
      1989 – 1991
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      金属材料(含表面処理・腐食防食)
    • Research Institution
      Tohoku University
  •  Development of Low Cost Rare-earth Permanent Magnets With High Energy ProductsPrincipal Investigator

    • Principal Investigator
      HOMMA Motofumi
    • Project Period (FY)
      1989 – 1991
    • Research Category
      Grant-in-Aid for Developmental Scientific Research
    • Research Field
      金属材料(含表面処理・腐食防食)
    • Research Institution
      Tohoku University
  •  新しい磁気応用の研究と調査

    • Principal Investigator
      内山 晋
    • Project Period (FY)
      1986
    • Research Category
      Grant-in-Aid for Co-operative Research (B)
    • Research Field
      電子材料工学
    • Research Institution
      Nagoya University
  •  STUDY ON MAGNETIC THIN FILMS OF Fe-Si-Al ALLOYSPrincipal Investigator

    • Principal Investigator
      HOMMA Motofumi
    • Project Period (FY)
      1985 – 1986
    • Research Category
      Grant-in-Aid for General Scientific Research (B)
    • Research Field
      金属材料(含表面処理・腐食防食)
    • Research Institution
      TOHOKU UNIVERSITY
  • 1.  SUGIMOTO Satoshi (10171175)
    # of Collaborated Projects: 17 results
    # of Collaborated Products: 0 results
  • 2.  NAKAMURA Hajime (40250716)
    # of Collaborated Projects: 7 results
    # of Collaborated Products: 0 results
  • 3.  OKADA Masuo (80133049)
    # of Collaborated Projects: 6 results
    # of Collaborated Products: 0 results
  • 4.  KAGOTANI Toshio (40005343)
    # of Collaborated Projects: 5 results
    # of Collaborated Products: 0 results
  • 5.  TANAKA Terumi (70005289)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 6.  NAKAYAMA Takafumi (40164363)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 7.  WATANABE Masato (40249975)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 8.  OKUNO Osamu (50014080)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 9.  ブック デビット (80291251)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 10.  KIMURA Kohei (40108551)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 11.  NIWA Eiji (40201694)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 12.  貝沼 亮介 (20202004)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 13.  石田 清仁 (20151368)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 14.  内山 晋 (40023022)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 15.  中村 慶久 (50006235)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 16.  毛利 佳年雄 (10037814)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 17.  対馬 立郎 (90155359)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 18.  藤井 寿崇 (90023168)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 19.  OKA Tohru
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results

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