Yagi Takashi 八木貴志

Researcher Number	10415755
Other IDs	https://orcid.org/0000-0002-2008-872X
Affiliation (Current)	2024: 国立研究開発法人産業技術総合研究所, 計量標準総合センター, 研究グループ長
Affiliation (based on the past Project Information) *help	2019 – 2024: 国立研究開発法人産業技術総合研究所, 計量標準総合センター, 研究グループ長 2019: 国立研究開発法人産業技術総合研究所, 計量標準総合センター, 主任研究員 2017: 国立研究開発法人産業技術総合研究所, 計量標準総合センター, 主任研究員 2015 – 2016: 国立研究開発法人産業技術総合研究所, 物質計測標準研究部門, 主任研究員 2014: 独立行政法人産業技術総合研究所, 計測標準研究部門, 主任研究員
Review Section/Research Field	Principal Investigator Basic Section 19020:Thermal engineering-related / Basic Section 17040:Solid earth sciences-related / Solid earth and planetary physics Except Principal Investigator Medium-sized Section 17:Earth and planetary science and related fields / Broad Section C / Basic Section 14020:Nuclear fusion-related
Keywords	Principal Investigator 熱伝導率 / 地球深部 / 高温 / 高圧 / マントル / 熱伝導 / 水素化物 / 水素化 / スイッチング / 超高温 … More / 超高圧 / 比熱容量 / 比熱測定 / 体積熱容量 / 比熱 / 熱物性 / コア / 地球内部構造 / 地球核 / 内部ダイナミクス・物性 / 熱移動 / 地球・惑星内部構造 / 地球コア / 地球物理 … More Except Principal Investigator 熱伝導 / 固体地球イオニクス / 含水鉱物 / 内核 / 沈み込むスラブ / 超イオン状態 / ラマン分光 / サーモリフレクタンス / 第一原理計算 / 非接触測定法 / 熱輸送制御 / 熱伝導率測定 / 非接触温度測定 / フォノンエンジニアリング / 綿毛 / 金属 / ヘリウム効果 / 核融合 / タングステン / 堆積 / ヘリウムプラズマ / ナノ構造 / 共堆積 / ファズ / ヘリウム / プラズマ Less

Solid State Ionics under extreme conditions of Earth's deep interior
- Principal Investigator
  
  太田健二
- Project Period (FY)
  2024 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 17:Earth and planetary science and related fields
- Research Institution
  Tokyo Institute of Technology
Huge thermal conduction switching via hydrogenation and dehydrogenation reactionsPrincipal Investigator
- Principal Investigator
  
  八木貴志
- Project Period (FY)
  2023 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 19020:Thermal engineering-related
- Research Institution
  National Institute of Advanced Industrial Science and Technology
Development of phonon engineering through heat conduction measurements at microscopic area
- Principal Investigator
  
  宮崎康次
- Project Period (FY)
  2022 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (S)
- Review Section
  
  Broad Section C
- Research Institution
  Kyushu University
  Kyushu Institute of Technology
Accelerated Growth of Nanostructures in Metal Deposition Environments and Implications for Fusion Reactors
- Principal Investigator
  
  Kajita Shin
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 14020:Nuclear fusion-related
- Research Institution
  The University of Tokyo
  Nagoya University
Development of volumetric heat capacity measurement for earth deep interior materials under high temperatures and pressures.Principal Investigator
- Principal Investigator
  
  Yagi Takashi
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 17040:Solid earth sciences-related
- Research Institution
  National Institute of Advanced Industrial Science and Technology
Study on heat transport inside the Earth using thermal conductivity measurement technique adapted to extreme high pressure and temperature conditionsPrincipal Investigator
- Principal Investigator
  
  Yagi Takashi
- Project Period (FY)
  2014 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Solid earth and planetary physics
- Research Institution
  National Institute of Advanced Industrial Science and Technology

All 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 Other

All Journal Article Presentation

[Journal Article] Thermal conductivity of platinum and periclase under extreme conditions of pressure and temperature2023
- Author(s)
  Hasegawa Akira、Ohta Kenji、Yagi Takashi、Hirose Kei
- Journal Title
  
  High Pressure Research
  
  Volume: 43 Issue: 1 Pages: 68-80
- DOI
  10.1080/08957959.2023.2193892
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K21344, KAKENHI-PROJECT-19H00716, KAKENHI-PROJECT-19H01995
[Journal Article] Compressional wave velocity for iron hydrides to 100 gigapascals via picosecond acoustics2022
- Author(s)
  Wakamatsu Tatsuya、Ohta Kenji、Tagawa Shoh、Yagi Takashi、Hirose Kei、Ohishi Yasuo
- Journal Title
  
  Physics and Chemistry of Minerals
  
  Volume: 49 Issue: 5 Pages: 17-17
- DOI
  10.1007/s00269-022-01192-8
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21H04968, KAKENHI-PROJECT-19H00716, KAKENHI-PROJECT-19H01995
[Journal Article] Thermal conductivity of Fe-bearing post-perovskite in the Earth's lowermost mantle2020
- Author(s)
  Okuda Yoshiyuki、Ohta Kenji、Hasegawa Akira、Yagi Takashi、Hirose Kei、Kawaguchi Saori I.、Ohishi Yasuo
- Journal Title
  
  Earth and Planetary Science Letters
  
  Volume: 547 Pages: 116466-116466
- DOI
  10.1016/j.epsl.2020.116466
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H06285, KAKENHI-PROJECT-19H00716, KAKENHI-PROJECT-19H01995, KAKENHI-PROJECT-20J13665
[Journal Article] Composition and pressure dependence of lattice thermal conductivity of (Mg,Fe)O solid solutions2019
- Author(s)
  Hasegawa Akira、Ohta Kenji、Yagi Takashi、Hirose Kei、Okuda Yoshiyuki、Kondo Tadashi
- Journal Title
  
  Comptes Rendus Geoscience
  
  Volume: - Issue: 2-3 Pages: 229-235
- DOI
  10.1016/j.crte.2018.10.005
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H06285, KAKENHI-PLANNED-15H05827, KAKENHI-PROJECT-19H01995
[Journal Article] Combination of pulsed light heating thermoreflectance and laser-heated diamond anvil cell for in-situ high pressure-temperature thermal diffusivity measurements2019
- Author(s)
  Akira Hasegawa, Takashi Yagi, Kenji Ohta
- Journal Title
  
  Review of Scientific Instruments
  
  Volume: 90 Issue: 7 Pages: 74901-74901
- DOI
  10.1063/1.5093343
- NAID
  120006889163
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PLANNED-15H05827, KAKENHI-PROJECT-19H00716, KAKENHI-PROJECT-19H01995
[Journal Article] Measurements of sound velocity in iron-nickel alloys by femtosecond laser pulses in a diamond anvil cell2018
- Author(s)
  Wakamatsu Tatsuya、Ohta Kenji、Yagi Takashi、Hirose Kei、Ohishi Yasuo
- Journal Title
  
  Physics and Chemistry of Minerals
  
  Volume: - Issue: 6 Pages: 589-595
- DOI
  10.1007/s00269-018-0944-3
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H06285, KAKENHI-PROJECT-26247075, KAKENHI-PROJECT-17H04861, KAKENHI-PLANNED-15H05827
[Journal Article] Thermal conductivity of ferropericlase in the Earth’s lower mantle2017
- Author(s)
  K. Ohta, T. Yagi, K. Hirose, Y. Ohishi
- Journal Title
  
  Earth and Planetary Science Letters
  
  Volume: 465 Pages: 29-37
- DOI
  10.1016/j.epsl.2017.02.030
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-15H05827, KAKENHI-PROJECT-26247075, KAKENHI-PROJECT-26707029, KAKENHI-PROJECT-16H06285
[Journal Article] The effect of iron and aluminum incorporation on lattice thermal conductivity of bridgmanite at the Earth's lower mantle2017
- Author(s)
  Okuda Yoshiyuki、Ohta Kenji、Yagi Takashi、Sinmyo Ryosuke、Wakamatsu Tatsuya、Hirose Kei、Ohishi Yasuo
- Journal Title
  
  Earth and Planetary Science Letters
  
  Volume: 474 Pages: 25-31
- DOI
  10.1016/j.epsl.2017.06.022
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H06285, KAKENHI-PLANNED-15H05827, KAKENHI-PUBLICLY-16H01115, KAKENHI-PROJECT-26247075, KAKENHI-PROJECT-16H06023, KAKENHI-PROJECT-17H04861
[Journal Article] Measurements of lattice thermal conductivity of MgO to core-mantle boundary pressures2014
- Author(s)
  Saori Imada, Kenji Ohta, Takashi Yagi, Kei Hirose, Hideto Yoshida, Hiroko Nagahara
- Journal Title
  
  Geophysical Research Letters
  
  Volume: 41 Issue: 13 Pages: 4542-4547
- DOI
  10.1002/2014gl060423
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-12J09119, KAKENHI-PROJECT-24000005, KAKENHI-PROJECT-26247075, KAKENHI-PROJECT-26707029, KAKENHI-PLANNED-25108003, KAKENHI-PROJECT-22224010
[Presentation] ピコ秒超音波法による下部マントル主要構成鉱物の音速測定2022
- Author(s)
  若松達也，太田健二, 奥田善之，八木貴志，西原遊，廣瀬敬，大石泰生
- Organizer
  高圧討論会
- Data Source
  KAKENHI-PROJECT-19H01995
[Presentation] 地球コア相当の高圧力高温条件における鉄の熱伝導率2021
- Author(s)
  長谷川暉、太田健二、廣瀬敬、大石泰生、八木貴志
- Organizer
  第42回日本熱物性シンポジウム
- Data Source
  KAKENHI-PROJECT-19H01995
[Presentation] 地球コア相当の高圧力高温条件における鉄の熱伝導率とローレンツ数2021
- Author(s)
  長谷川暉、太田健二、廣瀬敬、大石泰生、八木貴志
- Organizer
  第62回高圧討論会
- Data Source
  KAKENHI-PROJECT-19H01995
[Presentation] Thermal conductivity measurements on iron and MgO periclase at high pressure and high temperature similar to the Earth’s mid-lower mantle conditions2019
- Author(s)
  長谷川暉、太田健二、八木貴志、廣瀬敬
- Organizer
  日本地球惑星科学連合2019年大会
- Data Source
  KAKENHI-PROJECT-19H01995
[Presentation] 高温高圧力条件におけるMgOの熱伝導率2019
- Author(s)
  長谷川暉、太田健二、八木貴志、廣瀬敬
- Organizer
  第60回高圧討論会
- Data Source
  KAKENHI-PROJECT-19H01995
[Presentation] 地球深部相当の高温高圧力条件下熱伝導率測定技術の開発(2)2019
- Author(s)
  長谷川暉、太田健二、八木貴志、廣瀬敬
- Organizer
  第40回熱物性シンポジウム
- Data Source
  KAKENHI-PROJECT-19H01995
[Presentation] Thermal Conductivity Measurement at High Pressure and High Temperature Similar to Earth’s Lower Mantle Conditions2019
- Author(s)
  長谷川暉、太田健二、八木貴志、廣瀬敬
- Organizer
  Goldschmidt2019 （Barcelona, Spain）
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01995
[Presentation] Thermal conductivity of MgO periclase up to 140 GPa and 2000 K2019
- Author(s)
  長谷川暉、太田健二、八木貴志、廣瀬敬
- Organizer
  AGU Fall Meeting 2019 （SanFrancisco, USA)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01995
[Presentation] (Mg,Fe)O magnesiowustiteの格子熱伝導率2017
- Author(s)
  長谷川暉, 太田健二, 八木貴志, 廣瀬敬, 近藤忠
- Organizer
  第58回高圧討論会（名古屋）
- Data Source
  KAKENHI-PROJECT-26247075
[Presentation] Lattice thermal conductivity of (Mg,Fe)O solid solutions2017
- Author(s)
  Akira Hasegawa, Kenji Ohta, Takashi Yagi, Kei Hirose, Tadashi Kondo
- Organizer
  The 9th High Pressure Mineral Physics Seminar（サンーマロ、フランス）
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26247075
[Presentation] Lattice thermal conductivity of (Mg,Fe)O magnesiowustite2017
- Author(s)
  Akira Hasegawa, Kenji Ohta, Takashi Yagi, Kei Hirose, Tadashi Kondo
- Organizer
  JpGU-AGU Joint Meeting 2017（千葉、日本）
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26247075
[Presentation] 高温高圧下における鉄の電気・熱伝導率の同時測定2016
- Author(s)
  末広翔、太田健二、八木貴志、廣瀬敬
- Organizer
  第57回高圧討論会
- Place of Presentation
  筑波大学（茨城県つくば市）
- Year and Date
  2016-10-26
- Data Source
  KAKENHI-PROJECT-26247075
[Presentation] フェムト秒パルスレーザーを用いた地球深部物質の高圧下弾性波速度測定2016
- Author(s)
  若松達也、太田健二、八木貴志
- Organizer
  第57回高圧討論会
- Place of Presentation
  筑波大学（茨城県つくば市）
- Year and Date
  2016-10-26
- Data Source
  KAKENHI-PROJECT-26247075
[Presentation] ブリッジマナイトの格子熱伝導率2016
- Author(s)
  奥田善之、太田健二、八木貴志、新名良介、廣瀬敬
- Organizer
  第57回高圧討論会
- Place of Presentation
  筑波大学（茨城県つくば市）
- Year and Date
  2016-10-26
- Data Source
  KAKENHI-PROJECT-26247075
[Presentation] (Mg,Fe)O フェロペリクレースの熱伝導率2016
- Author(s)
  太田健二、八木貴志、廣瀬敬
- Organizer
  第57回高圧討論会
- Place of Presentation
  筑波大学（茨城県つくば市）
- Year and Date
  2016-10-26
- Data Source
  KAKENHI-PROJECT-26247075
[Presentation] マルチメガバール条件下で地球深部物質の電気・熱伝導率を測る2015
- Author(s)
  太田健二、八木貴志、廣瀬敬、清水克哉、桑山靖弘、大石泰生
- Organizer
  第56回高圧討論会
- Place of Presentation
  広島
- Year and Date
  2015-11-10
- Invited
- Data Source
  KAKENHI-PROJECT-26247075
[Presentation] ダイヤモンドアンビルセルを用いた超高圧高温用の熱拡散率測定装置の開発2015
- Author(s)
  八木貴志、太田健二
- Organizer
  第36回日本熱物性シンポジウム
- Place of Presentation
  仙台
- Year and Date
  2015-10-19
- Data Source
  KAKENHI-PROJECT-26247075
[Presentation] Measurements of electrical and thermal conductivity of iron under Earth's core conditions
- Author(s)
  K. Ohta, Y. Kuwayama, K. Shimizu, T.Yagi, K. Hirose, Y. Ohishi
- Organizer
  American Geophysical Union, 2014 Fall meeting
- Place of Presentation
  San Francisco, CA, USA
- Year and Date
  2014-12-15 – 2014-12-19
- Invited
- Data Source
  KAKENHI-PROJECT-26247075

1. 太田健二 (20727218)

# of Collaborated Projects: 3 results

# of Collaborated Products: 21 results
2. Kajita Shin (00455297)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. 伊藤篤史 (10581051)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. 大野哲靖 (60203890)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. 宮崎康次 (70315159)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. 三浦飛鳥 (10911274)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. 松平和之 (40312342)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. 高尻雅之 (50631818)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. 河野翔也 (60878429)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. 矢吹智英 (70734143)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. 小山崇夫 (00359192)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. 東真太郎 (60771293)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. 出倉春彦 (90700146)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. 岡島敏浩 (20450950)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
15. 竹谷敏 (40357421)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
16. 重里有三 (90270909)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
17. 野村政宏 (10466857)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
18. OOISHI Yasuo

# of Collaborated Projects: 0 results

# of Collaborated Products: 3 results
19. Kirschvink Joseph

# of Collaborated Projects: 0 results

# of Collaborated Products: 4 results
20. 広瀬敬

# of Collaborated Projects: 0 results

# of Collaborated Products: 6 results

Yagi Takashi 八木 貴志

Research Projects

Research Products

Co-Researchers

Solid State Ionics under extreme conditions of Earth's deep interior

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Huge thermal conduction switching via hydrogenation and dehydrogenation reactionsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Development of phonon engineering through heat conduction measurements at microscopic area

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Accelerated Growth of Nanostructures in Metal Deposition Environments and Implications for Fusion Reactors

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Development of volumetric heat capacity measurement for earth deep interior materials under high temperatures and pressures.Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Study on heat transport inside the Earth using thermal conductivity measurement technique adapted to extreme high pressure and temperature conditionsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Thermal conductivity of platinum and periclase under extreme conditions of pressure and temperature2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Compressional wave velocity for iron hydrides to 100 gigapascals via picosecond acoustics2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Thermal conductivity of Fe-bearing post-perovskite in the Earth's lowermost mantle2020

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Composition and pressure dependence of lattice thermal conductivity of (Mg,Fe)O solid solutions2019

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Combination of pulsed light heating thermoreflectance and laser-heated diamond anvil cell for in-situ high pressure-temperature thermal diffusivity measurements2019

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] Measurements of sound velocity in iron-nickel alloys by femtosecond laser pulses in a diamond anvil cell2018

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Thermal conductivity of ferropericlase in the Earth’s lower mantle2017

Author(s)

Journal Title

DOI

Data Source

[Journal Article] The effect of iron and aluminum incorporation on lattice thermal conductivity of bridgmanite at the Earth's lower mantle2017

Author(s)

Journal Title

DOI

Yagi Takashi 八木貴志