Osaka Masahiko 逢坂正彦

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OSAKA Masahiko 逢坂正彦

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Researcher Number	10421471
Other IDs
Affiliation (Current)	2025: 国立研究開発法人日本原子力研究開発機構, 原子力科学研究所原子力基礎工学研究センター, 副センター長
Affiliation (based on the past Project Information) *help	2015: 独立行政法人日本原子力研究開発機構, 大洗研究開発センター, 研究員 2014: 独立行政法人日本原子力研究開発機構, 福島研究開発部門大洗研究開発センター福島燃料材料試験部, 主任研究員 2014: 独立行政法人日本原子力研究開発機構, 福島研究開発部門・大洗研究開発センター・福島燃料材料試験部, 主任研究員 2012 – 2013: 独立行政法人日本原子力研究開発機構, 福島研究開発部門大洗研究開発センター福島燃料材料試験部, 研究主幹 2012: 独立法人日本原子力研究開発機構, 大洗工学センター, 研究主幹 … More 2011 – 2012: 独立行政法人日本原子力研究開発機構, 大洗研究開発センター福島燃料材料試験部, 主任研究員 2010 – 2011: 日本原子力研究開発機構, 大洗研究開発センター・燃料材料試験部, 主任研究員 2010 – 2011: 独立行政法人日本原子力研究開発機構, 大洗研究開発センター・燃料材料試験部, 研究副主幹 2010: 独立行政法人日本原子力研究開発機構, 大洗研究開発センター燃料材料試験部, 研究副主幹 2009: 独立行政法人日本原子力研究開発機構, 大洗研究開発センター, 研究員 2009: Japan Atomic Energy Agency, 大洗研究開発センター・燃料材料試験部燃料試験課, 研究副主幹 2008: Japan Atomic Energy Agency, 大洗研究開発センター燃料材料試験部燃料試験課, 研究副主幹 2007: 独立行政法人日本原子力研究開発機構, 大洗研究開発センター, 研究員 Less
Review Section/Research Field	Principal Investigator Nuclear engineering Except Principal Investigator Nuclear engineering / Condensed matter physics II
Keywords	Principal Investigator 核燃料 / 局所硬さ測定 / 電気化学測定 / 熱電能分布測定 / 原子力材料 / 電気化学インピーダンス測定 / モリブデン / ネオジム / セリウム酸化物 / 電気的特性 … More / 中性子回折 / 酸化物核燃料 / 熱力学モデル / 酸化物燃料 / 酸素イオンサイト / 第一原理計算 / 化学熱力学法 / 最大エントロピー法 / 結晶構造解析 / 欠陥構造 / 酸素ポテンシャル / 酸素不定比 / 添加剤 / 密度制御 / 原子力エネルギー / マイナーアクチニド / 焼結助剤 / 粉末冶金 / アスベスト … More Except Principal Investigator 原子力エネルギー / フェロシアン化物含浸吸着剤 / イミノ二酢酸樹脂 / クラウンエーテル樹脂 / ピリジン樹脂 / 燃料サイクル / クロマトグラフィ / 固体抽出材 / 放射能除染 / 燃料再処理 / イオン交換 / 固体抽出剤 / 大気圧非平衡プラズマ / プラズマ化学 / 核種分離 / 使用済み燃料 / 核燃料サイクル / アメリシウム / f電子 / 強相関電子系 / ネプツニウム / 磁性 / 5f電子 / Np-237 / アクチノイド / メスバウアー分光 / ^<241>Am / ^<237>Np / neptunium / 5f electrons / actinide / Mossbauer spectroscopy / 物性実験 Less

Fundamental study on defect structure derived from oxygen non-stoichiometry of nuclear fuel oxidesPrincipal Investigator
- Principal Investigator
  
  OSAKA Masahiko
- Project Period (FY)
  2011 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Nuclear engineering
- Research Institution
  Japan Atomic Energy Agency
On the correlation between electrical properties and physical/chemical states in the nuclear fuelPrincipal Investigator
- Principal Investigator
  
  OSAKA Masahiko
- Project Period (FY)
  2011 – 2014
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Nuclear engineering
- Research Institution
  Japan Atomic Energy Agency
Study on hybrid nuclide separation method by using solid-type extractants combined with atmospheric-pressure non-thermal plasma chemical conversion method.
- Principal Investigator
  
  Suzuki Tatsuya
- Project Period (FY)
  2011 – 2015
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Nuclear engineering
- Research Institution
  Nagaoka University of Technology
  Tokyo Institute of Technology
Np-237 Mossbauer Spectroscopy on the exotic quantum states of Neptuniumcompounds.
- Principal Investigator
  
  HOMMA Yoshiya
- Project Period (FY)
  2010 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Condensed matter physics II
- Research Institution
  Tohoku University
DENSIFICATION OF ADVANCED NUCLEAR FUELS USING ASBESTOS WASTE-DERIVED MATERIALS AS A SINTERING ADDITIVEPrincipal Investigator
- Principal Investigator
  
  OSAKA Masahiko
- Project Period (FY)
  2008 – 2010
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Nuclear engineering
- Research Institution
  Japan Atomic Energy Agency
Study of microscopic electron state of non-stoichiometric plutonium oxide including oxygen vacancy
- Principal Investigator
  
  KONASHI Kenji
- Project Period (FY)
  2007 – 2009
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Nuclear engineering
- Research Institution
  Tohoku University

All 2013 2012 2011 2010 2009 Other

All Journal Article Presentation

[Journal Article] Reformation of hazardous wastes into useful supporting materials for fast reactor fuels2011
- Author(s)
  M. Osaka, S. Miwa, K. Tanaka, Y. Akutsu, K. Ikeda, H. Mimura, T. Suzuki, T. Usuki, T. Yano
- Journal Title
  
  Annals of Nuclear Energy
  
  Volume: 38 Pages: 2661-2666
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20560780
[Journal Article] ^<17>O NMR study in (Pu_<0.9>1Am^<0.09>)O_22010
- Author(s)
  Y. Tokunaga, M. Osaka, S. Kambe, S. Miwa, H. Sakai, H. Chudo, Y. Homma, and Y. Shiokawa
- Journal Title
  
  J. Nuclear Mater
  
  Volume: 396 Issue: 1 Pages: 107-111
- DOI
  10.1016/j.jnucmat.2009.10.062
- Data Source
  KAKENHI-PROJECT-22540361
[Journal Article] Densification of Magnesia-based Inert Matrix Fuels Using Asbestos Waste-Derived Materials as a Sintering Additive2010
- Author(s)
  S. Miwa, M. Osaka, T. Usuki, T. Yano
- Journal Title
  
  Progress in Nuclear Energy
  
  Volume: 53 Pages: 1045-1049
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20560780
[Journal Article] ^<17>O NMR study in (Pu_<0.91>Am_<0.09>)O_22010
- Author(s)
  Y.Tokunaga, M.Osaka, S.Kambe, S.Miwa, H.Sakai, H.Chudo, Y.Homma, Y.Shiokawa
- Journal Title
  
  J.Nuclear Mater.396 (2010), 107-111
  
  Volume: 396 Pages: 107-111
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22540361
[Journal Article] Densification of Inert Matrix Fuels Using Naturally-occurring Material as a Sintering Additive2010
- Author(s)
  S. Miwa, M. Osaka, T. Usuki and T. Yano
- Journal Title
  
  Res. Soc., Warrendale
  
  Pages: 47-52
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20560780
[Journal Article] Densification of Inert Matrix Fuels Using Naturally-occurring Materialas a Sintering Additive2010
- Author(s)
  S.Miwa, M.Osaka, T.Usuki, T.Yano
- Journal Title
  
  Proceeding of 2009 MRS fall meeting (in press)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20560780
[Presentation] 核燃料模擬材料セリア固溶体の電子密度分布における添加物効果2013
- Author(s)
  田口富嗣、三輪周平、井川直樹、美留町厚、山口憲司、逢坂正彦
- Organizer
  日本セラミックス協会　第26回秋季シンポジウム
- Place of Presentation
  信州大学
- Data Source
  KAKENHI-PROJECT-23360431
[Presentation] Effect of Fission Products Accumulation on Thermophysical Properties of Oxide Fuels for Fast Reactors2012
- Author(s)
  K. Tanaka, M. Osaka, et al.
- Organizer
  1st Asian Nuclear Fuel Conference
- Place of Presentation
  Osaka, Japan
- Data Source
  KAKENHI-PROJECT-23656595
[Presentation] Fabrication and applicability of silicon nitride based inert matrix fuel for transmutation of minor actinides and long-lived fission products2011
- Author(s)
  T. Yano, T. Usuki, K. Yoshida, M. Imai, S. Miwa, M. Osaka
- Organizer
  The 9th International Meeting of Pacific Rim Ceramic Societies
- Place of Presentation
  Cairns, Australia
- Year and Date
  2011-07-11
- Data Source
  KAKENHI-PROJECT-20560780
[Presentation] Effective utilization of asbestos as useful supporting material for fast reactor fuels2011
- Author(s)
  Masahiko Osaka, et al
- Organizer
  The 9^<th> International Meeting of Pacific Rim Ceramic Societies
- Place of Presentation
  Convention Centre, Cairns, Australia
- Year and Date
  2011-07-11
- Data Source
  KAKENHI-PROJECT-20560780
[Presentation] Reformation of hazardous wastes into useful supporting materials for fast reactor fuels2010
- Author(s)
  M. Osaka, S. Miwa, K. Tanaka, Y. Akutsu, K. Ikeda, H. Mimura, T. Suzuki, T. Usuki, T. Yano
- Organizer
  The Third International Symposium on Innovative Nuclear Energy Systems(INES-3)
- Place of Presentation
  Tokyo, Japan
- Year and Date
  2010-11-01
- Data Source
  KAKENHI-PROJECT-20560780
[Presentation] Reformation of Hazardous Wastes into Useful Supporting Materials for Fast Reactor Fuels2010
- Author(s)
  Masahiko Osaka, et al
- Organizer
  The Third International Symposium on Innovative Nuclear Energy Systems (INES-3)
- Place of Presentation
  Tokyo Institute of Technology, Tokyo, Japan
- Year and Date
  2010-11-01
- Data Source
  KAKENHI-PROJECT-20560780
[Presentation] アスベスト廃材由来セラミックスを利用した核燃料焼結体の緻密化2010
- Author(s)
  三輪周平、逢坂正彦、臼杵俊之、矢野豊彦
- Organizer
  日本セラミックス協会 2010年年会
- Place of Presentation
  東京農工大学
- Year and Date
  2010-03-24
- Data Source
  KAKENHI-PROJECT-20560780
[Presentation] マグネシウム含有ケイ酸塩を用いたイナーマトリックス用窒化ケイ素セラミックスの焼結と特性2010
- Author(s)
  臼杵俊之、吉田克己、今井雅三、矢野豊彦、三輪周平、逢坂正彦
- Organizer
  日本原子力学会 2010年春の年会
- Place of Presentation
  茨城大学
- Year and Date
  2010-03-27
- Data Source
  KAKENHI-PROJECT-20560780
[Presentation] Densification of Inert Matrix Fuels Using Naturally-occurring Materialas a Sintering Additive2009
- Author(s)
  S.Miwa, M.Osaka, T.Usuki, T.Yano
- Organizer
  2009 MRS fall meeting
- Place of Presentation
  Boston MA, USA
- Year and Date
  2009-12-02
- Data Source
  KAKENHI-PROJECT-20560780
[Presentation] Densification of Inert Matrix Fuels Using Naturally-occurring Material as a Sintering Additive2009
- Author(s)
  S. Miwa, M. Osaka, T. Usuki, T. Yano
- Organizer
  2009 MRS fall meeting
- Place of Presentation
  Boston MA, USA
- Year and Date
  2009-12-02
- Data Source
  KAKENHI-PROJECT-20560780
[Presentation] Crystal Structure and Electron Density Distribution Analyses of NdxCe1-xO2-δ for Electrolyte by Rietveld/ Maximum Entropy Method
- Author(s)
  Tomitsugu Taguchi, Naoki Igawa, Shuhei Miwa, Atsushi Birumachi, Hidehito Asaoka, Masahiko Osaka
- Organizer
  The 7th International Symposium on Surface Science
- Place of Presentation
  Shimane, Japan
- Year and Date
  2014-11-02 – 2014-11-06
- Data Source
  KAKENHI-PROJECT-23360431

1. MIWA Shuhei (50421780)

# of Collaborated Projects: 4 results

# of Collaborated Products: 12 results
2. HONMA Yoshiya (00260448)

# of Collaborated Projects: 3 results

# of Collaborated Products: 2 results
3. TANAKA Kenya (60421781)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
4. KAMBE Shinsaku (40224886)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
5. NAKADA Masami (60370441)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
6. TANAKA Kosuke (20421779)

# of Collaborated Projects: 2 results

# of Collaborated Products: 1 results
7. KONASHI Kenji (10250812)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. YANO Toyohiko (80158039)

# of Collaborated Projects: 1 results

# of Collaborated Products: 10 results
9. HAGA Yoshinori (90354901)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. TAGUCHI Tomitsugu (50354832)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
11. CHEN Ying (40372403)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. SATO Isamu (80421783)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. IGAWA Naoki (60354833)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
14. Suzuki Tatsuya (70323839)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
15. NOGAMI Masanobu (50415866)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
16. NOMURA Masao (60100997)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
17. ARAI Tsuyoshi (60415867)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. KOYAMA Shin-ichi (70421782)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
19. TACHIBANA Yu (40634928)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
20. SATO Nobuhiro (10303918)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
21. 那須三郎 (00030057)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
22. KITAGAKI Toru

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
23. YAMASAKI Yuki

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
24. TOMOBUCHI Yusuke

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
25. KANESHIKI Toshitaka

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
26. HARATANI Tomohiro

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
27. NISHIDA Tetsuhiro

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
28. TAJIMA Shinya

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
29. ISHII Ryota

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
30. SAKAMOTO Hisanori

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Osaka Masahiko 逢坂 正彦

OSAKA Masahiko 逢坂 正彦

Research Projects

Research Products

Co-Researchers

Fundamental study on defect structure derived from oxygen non-stoichiometry of nuclear fuel oxidesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

On the correlation between electrical properties and physical/chemical states in the nuclear fuelPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Study on hybrid nuclide separation method by using solid-type extractants combined with atmospheric-pressure non-thermal plasma chemical conversion method.

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Np-237 Mossbauer Spectroscopy on the exotic quantum states of Neptuniumcompounds.

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

DENSIFICATION OF ADVANCED NUCLEAR FUELS USING ASBESTOS WASTE-DERIVED MATERIALS AS A SINTERING ADDITIVEPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Study of microscopic electron state of non-stoichiometric plutonium oxide including oxygen vacancy

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Reformation of hazardous wastes into useful supporting materials for fast reactor fuels2011

Author(s)

Journal Title

Data Source

[Journal Article] ^<17>O NMR study in (Pu_<0.9>1Am^<0.09>)O_22010

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Densification of Magnesia-based Inert Matrix Fuels Using Asbestos Waste-Derived Materials as a Sintering Additive2010

Author(s)

Journal Title

Data Source

[Journal Article] ^<17>O NMR study in (Pu_<0.91>Am_<0.09>)O_22010

Author(s)

Journal Title

Data Source

[Journal Article] Densification of Inert Matrix Fuels Using Naturally-occurring Material as a Sintering Additive2010

Author(s)

Journal Title

Data Source

[Journal Article] Densification of Inert Matrix Fuels Using Naturally-occurring Materialas a Sintering Additive2010

Author(s)

Journal Title

Data Source

[Presentation] 核燃料模擬材料セリア固溶体の電子密度分布における添加物効果2013

Author(s)

Organizer

Place of Presentation

Data Source

[Presentation] Effect of Fission Products Accumulation on Thermophysical Properties of Oxide Fuels for Fast Reactors2012

Author(s)

Organizer

Place of Presentation

Data Source

[Presentation] Fabrication and applicability of silicon nitride based inert matrix fuel for transmutation of minor actinides and long-lived fission products2011

Author(s)

Organizer

Place of Presentation

Osaka Masahiko 逢坂正彦

OSAKA Masahiko 逢坂正彦