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TANAKA Keiji  田中 啓司

ORCIDConnect your ORCID iD *help
Researcher Number 20002313
Other IDs
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Affiliation (based on the past Project Information) *help 2007: Hokkaido University, Grad. School of Eng., Professor
2006: 北海道大学, 大学院工学研究科, 教授
1999: 北海道大学, 教授
1999: Professor, Dept. Eng. Hokkaido, 工学部, 教授
1997 – 1999: Hokkaido Univ., Fac.of Eng., Pro., 大学院・工学研究科, 教授 … More
1998: 北海道大学, 工学研究科, 教授
1996: 北海道大学, 工学部, 教授
1995: 北海道大学, 工学部・応用物理学科, 教授
1986: 北海道大学, 工学部, 助教授
1986: Hokkaido University, Faculty of Engineering, Associate prof., 工学部, 講師 Less
Review Section/Research Field
Principal Investigator
Applied materials science/Crystal engineering / Applied materials science/Crystal engineering / Applied materials
Except Principal Investigator
無機工業化学 / Inorganic materials/Physical properties
Keywords
Principal Investigator
カルコゲナイドガラス / ガラス転移 / 微細加工 / 電子励起 / 光誘起現象 / イオン伝導 / ガラス細工 / chalcogenide glass / glass transition / electronic excitation … More / アモルファス半導体 / DVD / Ge-Sb-Te / PRAM / 走査型トンネル顕微鏡 / 電子加工 / ラマン散乱 / micro-fabrication / scanning tunneling microscope / electron-beam fabrication / アルモファス半導体 / 硫化物 / 光ガラス細工 / 光伝導 / マイクロレンズ / 光ファイバー / glass manipulation / photoinduced phenomena / amorphous semiconductor / sulphide / 相変化 / 光記録 / 極限記録 / アモルファス / 記録密度 / phase change / optical recording / ultimate recording / amorphous / カルコゲン系物質 / 光物性 / 光黒化現象 / アモルファス構造 / 圧縮率 / amorphous semiconductors / chalcogenide material / optical property / photodarkening phenomonon / amorphous structure … More
Except Principal Investigator
高温融体テクノロジー / 無機材料の新合成プロセス / 高温化学反応 / 融体構造 / 高温融体設計 / 計算機シミュレーション / 圧電薄膜 / 焦電薄膜 / 強誘電性高分子 / 相転移 / ポリフッ化ビニリデン / フッ化ビニリデン-トリフルオロエチレン共重合体 / 空間電荷 / 強誘電体メモリー / アモルファス / 半導体 / 透明半導体 / 電子輸送特性 / 透明導電体 / アモルファス半導体 / 透明酸化物 / 電子状態 / イオン注入 / 自由電子吸収 / amorophous semiconductors / transparent semi conductors / electric conduction / transport properties / wide gas semiconductors Less
  • Research Projects

    (7 results)
  • Research Products

    (21 results)
  • Co-Researchers

    (15 People)
  •  Mechanism of ultimate recording density in nano-scale phase-change memoriesPrincipal Investigator

    • Principal Investigator
      TANAKA Keiji
    • Project Period (FY)
      2006 – 2007
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Applied materials science/Crystal engineering
    • Research Institution
      Hokkaido University
  •  Studies on the mechanism of photoinduced glass manipulationPrincipal Investigator

    • Principal Investigator
      TANAKA Keiji
    • Project Period (FY)
      1998 – 1999
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Applied materials science/Crystal engineering
    • Research Institution
      HOKKAIDO UNIVERSITY
  •  Electronic Transport Properties of Transpatent Conducting Amorphous materials

    • Principal Investigator
      HOSONO Hideo
    • Project Period (FY)
      1998 – 1999
    • Research Category
      Grant-in-Aid for Scientific Research (B)
    • Research Field
      Inorganic materials/Physical properties
    • Research Institution
      Tokyo Institute of Technology
  •  Electronic glass-transition and its application to micro-fabricationPrincipal Investigator

    • Principal Investigator
      TANAKA Keiji
    • Project Period (FY)
      1996 – 1997
    • Research Category
      Grant-in-Aid for Scientific Research (C)
    • Research Field
      Applied materials science/Crystal engineering
    • Research Institution
      HOKKAIDO UNIVERSITY
  •  無機融体化学の新展開

    • Principal Investigator
      横尾 俊信
    • Project Period (FY)
      1995
    • Research Category
      Grant-in-Aid for Co-operative Research (B)
    • Research Field
      無機工業化学
    • Research Institution
      Kyoto University
  •  A study on fast photo-response characteristics in amorphous semiconductorsPrincipal Investigator

    • Principal Investigator
      TANAKA Keiji
    • Project Period (FY)
      1985 – 1986
    • Research Category
      Grant-in-Aid for General Scientific Research (C)
    • Research Field
      Applied materials
    • Research Institution
      Hokkaido University
  •  圧電薄膜・焦電薄膜

    • Principal Investigator
      和田 八三久
    • Project Period (FY)
      1984 – 1986
    • Research Category
      Grant-in-Aid for Special Project Research
    • Research Institution
      Yamagata University

All 2008 2007 2006

All Journal Article Presentation

  • [Journal Article] Un-stability of sputtered Ge_2Sb_2Te_5 films in electrical phase change2008

    • Author(s)
      A. Saito and K. Tanaka
    • Journal Title

      Appl. Phys. Express 1

      Pages: 21501-21503

    • NAID

      10025078867

    • Description
      「研究成果報告書概要(和文)」より
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18560001
  • [Journal Article] Un-stability of sputtered Ge_2Sb_2Te_5 films in electrical phase change2008

    • Author(s)
      H. Saitoh and K. Tanaka
    • Journal Title

      Appl. Phys. Express 1

      Pages: 21501-21503

    • NAID

      10025078867

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-18560001
  • [Journal Article] Un-stability of sputtered Ge_2Sb_2Te_5 films in electrical phase change2008

    • Author(s)
      A. Saitoh and K. Tanaka
    • Journal Title

      Appl. Phys. Express 1

      Pages: 21501-21503

    • NAID

      10025078867

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18560001
  • [Journal Article] Smallest(〜10 nm)phase-change marks in amorphous and crystalline Ge_2Sb_2Te_5 films2007

    • Author(s)
      K. Tanaka
    • Journal Title

      J. Non-Cryst. Solids 353

      Pages: 1899-1903

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18560001
  • [Journal Article] Comment on ゛Investigation of the optical and electronic properties of Ge_2Sb_2Te_5 phase change material in its amorphous, cubic, and hexagonal phases[J. Appl. Phys. 97, 093509(2005)]゛2007

    • Author(s)
      K. Tanaka
    • Journal Title

      J. Appl. Phys. 101

      Pages: 26111-26111

    • Description
      「研究成果報告書概要(和文)」より
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18560001
  • [Journal Article] Smallest (〜10 nm) phse-change marks in amorphous and crystalline Ge_2Sb_2Te_52007

    • Author(s)
      K. Tanaka
    • Journal Title

      J. Non-Cryst. Solids 353

      Pages: 1899-1903

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-18560001
  • [Journal Article] Comment on "Investigation of the optical and electronic properties of Ge_2Sb_2Te_5 phase change material in its amorphous, cubic, and hexagonal phases"2007

    • Author(s)
      K. Tanaka
    • Journal Title

      J. Appl. Phys. 101

      Pages: 26111-26111

    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18560001
  • [Journal Article] Smallest(〜10 nm)phase-change marks in amorphous and crystalline Ge_2Sb_2Te_52007

    • Author(s)
      K. Tanaka
    • Journal Title

      J. Non-Cryst. Solids 353

      Pages: 1899-1903

    • Description
      「研究成果報告書概要(和文)」より
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18560001
  • [Journal Article] Comment on "Investigation of the optical and electronic properties of Ge_2Sb_2Te_5 phase change material in its amorphous, cubic, and hexagonal phases [J. Appl. Phys. 97, 093509(2005)]"2007

    • Author(s)
      K. Tanaka
    • Journal Title

      J. Appl. Phys. 101

      Pages: 26111-26111

    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-18560001
  • [Journal Article] Nanoscale phase changes in crystalline Ge_2Sb_2Te_5 films using scanning probe microscopes2006

    • Author(s)
      H. Satoh, K. Sugawara and K. Tanaka
    • Journal Title

      J. Appl. Phys. 99

      Pages: 24306-24313

    • Description
      「研究成果報告書概要(和文)」より
    • Peer Reviewed
    • Data Source
      KAKENHI-PROJECT-18560001
  • [Presentation] What is the smallest mark size in phase-change memories?2008

    • Author(s)
      K. Tanaka
    • Organizer
      lst Meeting on Optical Disk
    • Place of Presentation
      Tokyo
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-18560001
  • [Presentation] 相変化マークはどこまで小さくできるか?2008

    • Author(s)
      田中啓司
    • Organizer
      平成20年度第1回光ディスク懇談会
    • Place of Presentation
      東京,機械振興会館
    • Year and Date
      2008-05-16
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-18560001
  • [Presentation] Un-stability of Ge_2Sb_2Te_5 films in electrical phase change2008

    • Author(s)
      A. Saitoh and K. Tanaka
    • Organizer
      55th Spring Meeting (The Japan Society of Applied Physics and Related Societies)
    • Place of Presentation
      Funabashi (Nihon Univ.)
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-18560001
  • [Presentation] 電気相変化におけるGe_2Sb_2Te_5薄膜の不安定性2008

    • Author(s)
      斎藤 全, 田中啓司
    • Organizer
      第55回応用物理学関連総合講演会
    • Place of Presentation
      船橋,日本大学
    • Year and Date
      2008-03-29
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-18560001
  • [Presentation] Ultimate memory capacity of phase-change recordings2007

    • Author(s)
      K. Tanaka
    • Organizer
      International Symposium on Optical Memory 2007
    • Place of Presentation
      Singapore, Suntec Center
    • Year and Date
      2007-10-22
    • Data Source
      KAKENHI-PROJECT-18560001
  • [Presentation] Ultimate features phase-change memories (Invited)2007

    • Author(s)
      K. Tanaka
    • Organizer
      International Symposium on Optical Memory
    • Place of Presentation
      Singapore (Suntec)
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-18560001
  • [Presentation] Ultimate features phase-change memories(Invited)2007

    • Author(s)
      K. Tanaka
    • Organizer
      International Symposium on Optical Memory 2007
    • Place of Presentation
      Singapore, Suntec Center
    • Year and Date
      2007-10-22
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-18560001
  • [Presentation] Smallest phase-changes marks in amorphous and crystalline Ge_2Sb_2Te_5 films2006

    • Author(s)
      K. Tanaka
    • Organizer
      10th International Conference on the Structure of Non-Crystalline Materials
    • Place of Presentation
      the conference centre of the Pyramida hotel (Prague CZECH REPUBLIC)
    • Year and Date
      2006-09-20
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-18560001
  • [Presentation] Ultimate memory capacity of phase-change recordings(Invited)2006

    • Author(s)
      K. Tanaka
    • Organizer
      18th Symposium on Phase Change Optical Information Storage
    • Place of Presentation
      浜松 Grand Hotel Hamamatsu
    • Year and Date
      2006-11-30
    • Description
      「研究成果報告書概要(和文)」より
    • Data Source
      KAKENHI-PROJECT-18560001
  • [Presentation] Smallest phase-changes marks in amorphous and crystalline Ge_2Sb_2Te_5 films2006

    • Author(s)
      K. Tanaka
    • Organizer
      10th International Conference on the Structure of Non-Crystalline Materials
    • Place of Presentation
      Prague, CZECH REPUBLIC
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-18560001
  • [Presentation] Ultimate memory capacity of phase-change recordings (Invited)2006

    • Author(s)
      K. Tanaka
    • Organizer
      18^<th> Symposium on Phase Change Optical Information Storage
    • Place of Presentation
      Hamamatsu
    • Description
      「研究成果報告書概要(欧文)」より
    • Data Source
      KAKENHI-PROJECT-18560001
  • 1.  HOSONO Hideo (30157028)
    # of Collaborated Projects: 3 results
    # of Collaborated Products: 0 results
  • 2.  YAMAGUCHI Masashi (80239912)
    # of Collaborated Projects: 2 results
    # of Collaborated Products: 0 results
  • 3.  横尾 俊信 (90158353)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 4.  河村 雄行 (00126038)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 5.  前川 尚 (50000873)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 6.  和田 八三久 (20010621)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 7.  松重 和美 (80091362)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 8.  小林 雅通 (40028147)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 9.  宮地 英紀 (90025388)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 10.  古川 猛夫 (90087411)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 11.  GOTOU Tamihiro (10311523)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 12.  KAWAZOE Hiroshi (80087288)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 13.  SHIMAKAWA Kouichi (60021614)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 14.  UEDA Kazushige (70302982)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 15.  UENO Tokihiro (70001310)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results

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