Ishii Takayuki 石井貴之

Researcher Number	50765534
Other IDs
Affiliation (Current)	2025: 岡山大学, 先鋭研究領域, 准教授
Affiliation (based on the past Project Information) *help	2023 – 2024: 岡山大学, 惑星物質研究所, 准教授
Review Section/Research Field	Principal Investigator 0204:Astronomy, earth and planetary science, and related fields / Basic Section 17040:Solid earth sciences-related Except Principal Investigator Basic Section 17040:Solid earth sciences-related / Broad Section B
Keywords	Principal Investigator マントル / 高温高圧下X線その場観察法 / 鉱物 / 地球マントル / 含水量 / 単結晶 / 赤外分光法 / デイブマオアイト / その場X線観察実験 / 高圧実験 … More / 地球内部水 / 高圧 / 相平衡 / 含水鉱物 / 地球深部水 … More Except Principal Investigator 川井型マルチアンビル高圧発生装置 / 川井型マルチアンビル / 酸化還元 / 川井型マルチアンビル高圧装置 / 川井型マルチアンビル装置 / 酸化還元状態 / 核ーマントル相互作用 / 始原的リザーバー / 強親鉄元素 / 熱電測定 / 元素分配 / レオロジー / マントル / 高圧実験 / 開放系 / 脱水作用 / 沈み込み帯 / ハロゲン / 含水ケイ酸塩 / 弾性波速度 / X線非弾性散乱 / 内核 / 高温高圧 / 鉄合金 Less

Measurement of sound velocity and equation of state of iron alloys at ultrahigh pressure and high temperature and application to the inner core heterogeneity
- Principal Investigator
  
  大谷栄治
- Project Period (FY)
  2024 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 17040:Solid earth sciences-related
- Research Institution
  Tohoku University
Precise determination of phase relations of hydrous peridotite up to lower mantle conditions and clarification of water distribution in the mantlePrincipal Investigator
- Principal Investigator
  
  石井貴之
- Project Period (FY)
  2024 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 17040:Solid earth sciences-related
- Research Institution
  Okayama University
沈み込み帯での脱水作用におけるスラブ物質内の含水鉱物消長の実験的研究
- Principal Investigator
  
  森口拓弥
- Project Period (FY)
  2024 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 17040:Solid earth sciences-related
- Research Institution
  Okayama University
下部マントル鉱物の水溶解度の精密決定と地球マントル水循環・分布モデルの構築Principal Investigator
- Principal Investigator
  
  石井貴之
- Project Period (FY)
  2023 – 2024
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Review Section
  
  0204:Astronomy, earth and planetary science, and related fields
- Research Institution
  Okayama University
Experimental study on deep mantle by Kawai-type multianvil press
- Principal Investigator
  
  芳野極
- Project Period (FY)
  2021 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (S)
- Review Section
  
  Broad Section B
- Research Institution
  Okayama University

All 2024 2023

All Journal Article Presentation

[Journal Article] Hydrogen partitioning between stishovite and hydrous phase δ: implications for water cycle and distribution in the lower mantle2024
- Author(s)
  Ishii Takayuki、Criniti Giacomo、Purevjav Narangoo、Katsura Tomoo、Ohtani Eiji
- Journal Title
  
  Progress in Earth and Planetary Science
  
  Volume: 11 Issue: 1 Pages: 1-9
- DOI
  10.1186/s40645-024-00615-0
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K19067, KAKENHI-PROJECT-20H00187, KAKENHI-PROJECT-21H04996
[Journal Article] Temperature Dependence of H<sub>2</sub>O Solubility in Al‐Free Stishovite2024
- Author(s)
  Purevjav Narangoo、Fei Hongzhan、Ishii Takayuki、Criniti Giacomo、Lin Yanhao、Mao Ho‐Kwang、Katsura Tomoo
- Journal Title
  
  Geophysical Research Letters
  
  Volume: 51 Issue: 3
- DOI
  10.1029/2023gl104029
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K19067, KAKENHI-PROJECT-21H04996
[Journal Article] A curved post-garnet boundary enhances slab and plume dynamics in the Earth’s mantle2023
- Author(s)
  Ishii Takayuki, Katsura Tomoo
- Journal Title
  
  Nature Geoscience
  
  Volume: 16 Issue: 9 Pages: 766-767
- DOI
  10.1038/s41561-023-01245-9
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K19067
[Journal Article] Structure and compressibility of Fe-bearing Al-phase D2023
- Author(s)
  Criniti Giacomo、Ishii Takayuki、Kurnosov Alexander、Glazyrin Konstantin、Husband Rachel J.、Ballaran Tiziana Boffa
- Journal Title
  
  American Mineralogist
  
  Volume: 108 Issue: 9 Pages: 1764-1772
- DOI
  10.2138/am-2022-8559
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K19067, KAKENHI-PROJECT-21H04996
[Journal Article] Buoyancy of slabs and plumes enhanced by curved post-garnet phase boundary2023
- Author(s)
  Ishii Takayuki、Frost Daniel J.、Kim Eun Jeong、Chanyshev Artem、Nishida Keisuke、Wang Biao、Ban Rintaro、Xu Jianing、Liu Jin、Su Xiaowan、Higo Yuji、Tange Yoshinori、Mao Ho-kwang、Katsura Tomoo
- Journal Title
  
  Nature Geoscience
  
  Volume: 16 Issue: 9 Pages: 828-832
- DOI
  10.1038/s41561-023-01244-w
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K19067, KAKENHI-PROJECT-21H04996
[Journal Article] Crystal chemistry and compressibility of Fe0.5Mg0.5Al0.5Si0.5O3 and FeMg0.5Si0.5O3 silicate perovskites at pressures up to 95?GPa2023
- Author(s)
  Koemets Iuliia、Wang Biao、Koemets Egor、Ishii Takayuki、Liu Zhaodong、McCammon Catherine、Chanyshev Artem、Katsura Tomo、Hanfland Michael、Chumakov Alexander、Dubrovinsky Leonid
- Journal Title
  
  Frontiers in Chemistry
  
  Volume: 11 Pages: 1258389-1258389
- DOI
  10.3389/fchem.2023.1258389
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K19067, KAKENHI-PROJECT-21H04996
[Journal Article] Equation of State and Spin Crossover of (Al, Fe)‐Phase H2023
- Author(s)
  Strozewski Benjamin、Buchen Johannes、Sturhahn Wolfgang、Ishii Takayuki、Ohira Itaru、Chariton Stella、Lavina Barbara、Zhao Jiyong、Toellner Thomas S.、Jackson Jennifer M.
- Journal Title
  
  Journal of Geophysical Research: Solid Earth
  
  Volume: 128 Issue: 4
- DOI
  10.1029/2022jb026291
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K19067, KAKENHI-PROJECT-21H04996
[Journal Article] Iron and aluminum substitution mechanism in the perovskite phase in the system MgSiO3-FeAlO3-MgO2023
- Author(s)
  Ishii Takayuki、McCammon Catherine、Katsura Tomoo
- Journal Title
  
  American Mineralogist
  
  Volume: 108 Issue: 4 Pages: 738-743
- DOI
  10.2138/am-2022-8457
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K19067, KAKENHI-PROJECT-21H04996
[Journal Article] High-pressure phase transition and equation of state of hydrous Al-bearing silica2023
- Author(s)
  Criniti Giacomo、Ishii Takayuki、Kurnosov Alexander、Glazyrin Konstantin、Ballaran Tiziana Boffa
- Journal Title
  
  American Mineralogist
  
  Volume: 108 Issue: 8 Pages: 1558-1568
- DOI
  10.2138/am-2022-8546
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K19067, KAKENHI-PROJECT-21H04996
[Presentation] Water solubility of aluminous stishovite coexisting with hydrous phase δ: Implication for water cycle in the lower mantle2023
- Author(s)
  Takayuki Ishii, Eiji Ohtani
- Organizer
  Japan Geoscience Union Meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K19067
[Presentation] Developments of Kawai-type multi-anvil technology and their applications to geoscience2023
- Author(s)
  Takayuki Ishii
- Organizer
  The 2nd Conference on Physics under Synergetic Extreme Conditions held jointly with the Summer School of SECUF
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K19067
[Presentation] Water solubility of aluminous silicas at lower mantle conditions and their implication for water cycle in the deep mantle2023
- Author(s)
  Takayuki Ishii, Giacomo Criniti, Eiji Ohtani, Narangoo Purevjav, Hongzhan Fei, Tomoo Katsura, Ho-kwang Mao.
- Organizer
  American Geophysical Union Fall meeting 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K19067
[Presentation] インハウス単結晶X線回折測定装置を用いた固体地球構成物質の結晶構造決定2023
- Author(s)
  米谷珠萌、新名良介、石井貴之、与座健治
- Organizer
  JpGU 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04996
[Presentation] 含Al, Feブリッジマナイトの3価鉄のサイト分配2023
- Author(s)
  芳野極, 増野いづみ, 石井貴之
- Organizer
  第64回高圧討論会
- Data Source
  KAKENHI-PROJECT-21H04996
[Presentation] 非線形クラペイロン勾配を持つMg3Al2Si3O12系ポストガーネット相転移とそのマントルダイナミクスへの影響2023
- Author(s)
  石井貴之
- Organizer
  第64回高圧討論会
- Data Source
  KAKENHI-PROJECT-23K19067
[Presentation] 川井型マルチアンビルプレスを用いた技術開発とその地球科学的応用2023
- Author(s)
  石井貴之
- Organizer
  SPRUC地球惑星科学・高圧物質科学　合同サテライト研究会
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K19067
[Presentation] Water solubility of aluminous stishovite coexisting with hydrous phase δ: Implication for water cycle in the lower mantle2023
- Author(s)
  Takayuki Ishii, Eiji Ohtani
- Organizer
  JpGU 2023
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04996

1. 大谷栄治 (60136306)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
2. 芳野極 (30423338)

# of Collaborated Projects: 2 results

# of Collaborated Products: 1 results
3. 山崎大輔 (90346693)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
4. 生田大穣 (00972423)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. 坂巻竜也 (30630769)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
6. 福井宏之 (90397901)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. Alfred Baron (90442920)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. 森口拓弥 (70304342)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. 辻森樹 (00436833)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. 牧嶋昭夫 (70219301)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
11. 桑原秀治 (50505394)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. 増野いづみ (50822102)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
13. 浅沼尚 (90852525)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. 辻野典秀 (20633093)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Ishii Takayuki 石井 貴之

Research Projects

Research Products

Co-Researchers

Measurement of sound velocity and equation of state of iron alloys at ultrahigh pressure and high temperature and application to the inner core heterogeneity

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Precise determination of phase relations of hydrous peridotite up to lower mantle conditions and clarification of water distribution in the mantlePrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

沈み込み帯での脱水作用におけるスラブ物質内の含水鉱物消長の実験的研究

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

下部マントル鉱物の水溶解度の精密決定と地球マントル水循環・分布モデルの構築Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Experimental study on deep mantle by Kawai-type multianvil press

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] Hydrogen partitioning between stishovite and hydrous phase δ: implications for water cycle and distribution in the lower mantle2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Temperature Dependence of H<sub>2</sub>O Solubility in Al‐Free Stishovite2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] A curved post-garnet boundary enhances slab and plume dynamics in the Earth’s mantle2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Structure and compressibility of Fe-bearing Al-phase D2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Buoyancy of slabs and plumes enhanced by curved post-garnet phase boundary2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Crystal chemistry and compressibility of Fe0.5Mg0.5Al0.5Si0.5O3 and FeMg0.5Si0.5O3 silicate perovskites at pressures up to 95?GPa2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Equation of State and Spin Crossover of (Al, Fe)‐Phase H2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Iron and aluminum substitution mechanism in the perovskite phase in the system MgSiO3-FeAlO3-MgO2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] High-pressure phase transition and equation of state of hydrous Al-bearing silica2023

Author(s)

Journal Title

DOI

Data Source

[Presentation] Water solubility of aluminous stishovite coexisting with hydrous phase δ: Implication for water cycle in the lower mantle2023

Ishii Takayuki 石井貴之