TANAKA Keiji 田中啓司

Researcher Number	20002313
Other IDs
External Links
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 / Applied materials science/Crystal engineering Except Principal Investigator Inorganic materials/Physical properties / 無機工業化学
Keywords	Principal Investigator PRAM / Ge-Sb-Te / DVD / アモルファス半導体 / electronic excitation / glass transition / chalcogenide glass / ガラス細工 / イオン伝導 / 光誘起現象 … More / 電子励起 / 微細加工 / ガラス転移 / カルコゲナイドガラス / amorphous structure / photodarkening phenomonon / optical property / chalcogenide material / amorphous semiconductors / 圧縮率 / アモルファス構造 / 光黒化現象 / 光物性 / カルコゲン系物質 / amorphous / ultimate recording / optical recording / phase change / 記録密度 / アモルファス / 極限記録 / 光記録 / 相変化 / sulphide / amorphous semiconductor / photoinduced phenomena / glass manipulation / 光ファイバー / マイクロレンズ / 光伝導 / 光ガラス細工 / 硫化物 / アルモファス半導体 / electron-beam fabrication / scanning tunneling microscope / micro-fabrication / ラマン散乱 / 電子加工 / 走査型トンネル顕微鏡 … More Except Principal Investigator wide gas semiconductors / transport properties / electric conduction / transparent semi conductors / amorophous semiconductors / 自由電子吸収 / イオン注入 / 電子状態 / 透明酸化物 / アモルファス半導体 / 透明導電体 / 電子輸送特性 / 透明半導体 / 半導体 / アモルファス / 強誘電体メモリー / 空間電荷 / フッ化ビニリデン-トリフルオロエチレン共重合体 / ポリフッ化ビニリデン / 相転移 / 強誘電性高分子 / 焦電薄膜 / 圧電薄膜 / 計算機シミュレーション / 高温融体設計 / 融体構造 / 高温化学反応 / 無機材料の新合成プロセス / 高温融体テクノロジー Less

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

TANAKA Keiji 田中 啓司

Research Projects

Research Products

Co-Researchers

Mechanism of ultimate recording density in nano-scale phase-change memoriesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Studies on the mechanism of photoinduced glass manipulationPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Electronic Transport Properties of Transpatent Conducting Amorphous materials

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Electronic glass-transition and its application to micro-fabricationPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

無機融体化学の新展開

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

A study on fast photo-response characteristics in amorphous semiconductorsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

圧電薄膜・焦電薄膜

Principal Investigator

Project Period (FY)

Research Category

Research Institution

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

Author(s)

Journal Title

NAID

Description

Data Source

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

Author(s)

Journal Title

NAID

Description

Data Source

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

Author(s)

Journal Title

NAID

Data Source

[Journal Article] Smallest(〜10 nm)phase-change marks in amorphous and crystalline Ge_2Sb_2Te_5 films2007

Author(s)

Journal Title

Data Source

[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)

Journal Title

Description

Data Source

[Journal Article] Smallest (〜10 nm) phse-change marks in amorphous and crystalline Ge_2Sb_2Te_52007

Author(s)

Journal Title

Description

Data Source

[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)

Journal Title

Data Source

TANAKA Keiji 田中啓司