IKUTA Daijo 生田大穣

… Alternative Names

生田大穣イクタダイジョウ

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Researcher Number	00972423
Other IDs
Affiliation (Current)	2026: 岡山大学, 惑星物質研究所, 特任助手
Affiliation (based on the past Project Information) *help	2024: 岡山大学, 惑星物質研究所, 特任助手
Review Section/Research Field	Principal Investigator Basic Section 17040:Solid earth sciences-related Except Principal Investigator Basic Section 17040:Solid earth sciences-related
Keywords	Principal Investigator 弾性波速度 / 非弾性X線散乱 / 地球核 / 高温高圧 / 圧力スケール Except Principal Investigator 鉄合金 / 高温高圧 / hcp構造 / B2構造 / FeNiSi合金 … More / 密度 / 弾性波速度 / X線非弾性散乱 / 内核 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
Determination of the high temperature and high pressure primary pressure scale for solid metals by inelastic x-ray scattering and its applications in Earth sciencePrincipal Investigator
- Principal Investigator
  
  生田大穣
- 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

All 2025 2024

All Journal Article Presentation

[Journal Article] Sound Velocities of the Hydrous Iron‐Rich HH1‐Phase: Implications for Lower Mantle Seismic Heterogeneities2024
- Author(s)
  Liu Lu、Baron Alfred Q. R.、Ohtani Eiji、Fukui Hiroshi、Ikuta Daijo、Ishikawa Daisuke、Zhang Li
- Journal Title
  
  Geophysical Research Letters
  
  Volume: 52 Issue: 1
- DOI
  10.1029/2024gl112963
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H04968, KAKENHI-PROJECT-24K00734
[Presentation] Water in davemaoite: Implication for water cycle in the Earth's mantle2025
- Author(s)
  T. Ishii, Y. Yingxin, G. Takaichi, Y. Nishihara, K. N. Matsukage, Y. Lin, T. Irifune, D. Ikuta, Z. Bin, D. F. Diyalanthonige, N. Tsujino, S. Kakizawa, Y. Higo
- Organizer
  International symposium of Misasa VIII on Future Planetary Exploration: Understanding of Planetary Surface Environments and Habitability
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24K00734
[Presentation] Sound velocity measurements for the hydrous iron-rich HH1-phase: Implications for lower mantle seismic heterogeneity2025
- Author(s)
  D. Ikuta, L. Liu, A. Q. R. Baron, E. Ohtani, H. Fukui, D. Ishikawa, L. Zhang
- Organizer
  International symposium of Misasa VIII on Future Planetary Exploration: Understanding of Planetary Surface Environments and Habitability
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24K00734
[Presentation] Sound velocity measurement of iron sulfide at high pressure and high temperature: Implications for light elements in the Earth's inner core2024
- Author(s)
  D. Ikuta, E. Ohtani, H. Fukui, T. Sakamaki, D. Ishikawa, A. Q. R. Baron
- Organizer
  65th High Pressure Conference of Japan
- Data Source
  KAKENHI-PROJECT-24K00734
[Presentation] 高温高圧下におけるFeNiSi合金B2-相の弾性波速度測定と地球内核の化学組成2024
- Author(s)
  生田大穣・大谷栄治・福井宏之・坂巻竜也・石川大介・バロンアルフレッド
- Organizer
  日本高圧力学会（第65回高圧討論会）
- Data Source
  KAKENHI-PROJECT-24K00722
[Presentation] Sound velocity measurement for high-pressure phase of iron sulfide compounds at high pressure and high temperature2024
- Author(s)
  生田大穣、大谷栄治、福井宏之、坂巻竜也、石川大介、バロンアルフレッド
- Organizer
  日本地球惑星科学連合2024年大会
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24K00722
[Presentation] Sound velocity of B2-FeNiSi alloy at high pressure and high temperature and chemistry of the Earth's inner core2024
- Author(s)
  D. Ikuta, E. Ohtani, H. Fukui, T. Sakamaki, D. Ishikawa, A. Q. R. Baron
- Organizer
  65th High Pressure Conference of Japan
- Data Source
  KAKENHI-PROJECT-24K00734
[Presentation] 高温高圧下におけるB2-FeNiSi相の音速測定と地球核の構成2024
- Author(s)
  大谷栄治、生田大穣、福井宏之、坂巻竜也、石川大介、バロンアルフレッド
- Organizer
  日本鉱物科学会
- Data Source
  KAKENHI-PROJECT-24K00722
[Presentation] Sound velocity measurement for high-pressure phase of iron sulfide compounds at high pressure and high temperature2024
- Author(s)
  D. Ikuta, E. Ohtani, H. Fukui, T. Sakamaki, D. Ishikawa, A. Q. R. Baron
- Organizer
  Japan Geoscience Union Meeting 2024
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24K00734
[Presentation] Sound velocities of the hydrous iron-rich HH1-phase: Implication for the lower mantle seismic heterogeneities2024
- Author(s)
  L. Liu, A. Q. R. Baron, E. Ohtani, H. Fukui, D. Ikuta, L. Zhang
- Organizer
  Japan Geoscience Union Meeting 2024
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24K00734
[Presentation] Sound velocity measurement of iron sulfide at high pressure and high temperature: Implications for light elements in the Earth's inner core2024
- Author(s)
  生田大穣・大谷栄治・福井宏之・坂巻竜也・石川大介・BARON Alfred Q. R.
- Organizer
  日本高圧力学会（第65回高圧討論会
- Data Source
  KAKENHI-PROJECT-24K00722
[Presentation] Sound velocities of the hydrous iron-rich HH1-phase: implication for the lower mantle seismic heterogeneities2024
- Author(s)
  Lu Liu、Alfred Q.R. Baron、Eiji Ohtani、Hiroshi Fukui、Daijo IKUTA、Daisuke Ishikawa、Li Zhang
- Organizer
  日本地球惑星科学連合2024年大会
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24K00722
[Presentation] Exploration of the Earth’s inner core using synchrotron x-ray radiation2024
- Author(s)
  OHTANI, Eiji,; IKUTA, Daijo , FUKUI, Hiroshi, SAKAMAKI, Tatsuya, ISHIKAWA, Daisuke, BARON, Alfred
- Organizer
  African Light Source AfLS-2024 (7th) and the African Physical Society AfPS2024
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24K00722
[Presentation] Sound velocity of B2 phase of Fe-Ni-Si alloys at high pressure and high temperature and constitution of the Earth's inner core2024
- Author(s)
  E. Ohtani, D. Ikuta, H. Fukui, T. Sakamaki, D. Ishikawa, A. Q. R. Baron
- Organizer
  2024 Annual Meeting of Japan Association of Mineralogical Sciences
- Data Source
  KAKENHI-PROJECT-24K00734
[Presentation] IXS measurements in extreme pressure conditions and the implications for the Earth's core2024
- Author(s)
  D. Ikuta, E. Ohtani, H. Fukui, T. Sakai, T. Sakamaki, R. Heid, D. Ishikawa, A. Q. R. Baron
- Organizer
  13th International Conference on Inelastic X-ray Scattering
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24K00734
[Presentation] Sound velocity of metals at megabar pressures, and implications for the Earth’s Inner Core2024
- Author(s)
  Ohtani, E. , Ikuta, D., Fukui, H., Ishikawa, D., Sakamaki, T. and Baron, A.Q.R.
- Organizer
  EMC (European Mineralogical Conferene) 2024
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24K00722

1. 大谷栄治 (60136306)

# of Collaborated Projects: 2 results

# of Collaborated Products: 14 results
2. 福井宏之 (90397901)

# of Collaborated Projects: 2 results

# of Collaborated Products: 14 results
3. 坂巻竜也 (30630769)

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
4. 石井貴之 (50765534)

# of Collaborated Projects: 1 results

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

# of Collaborated Projects: 1 results

# of Collaborated Products: 8 results
6. 太田健二

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

IKUTA Daijo 生田 大穣

生田 大穣 イクタ ダイジョウ

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

Determination of the high temperature and high pressure primary pressure scale for solid metals by inelastic x-ray scattering and its applications in Earth sciencePrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] Sound Velocities of the Hydrous Iron‐Rich HH1‐Phase: Implications for Lower Mantle Seismic Heterogeneities2024

Author(s)

Journal Title

DOI

Data Source

[Presentation] Water in davemaoite: Implication for water cycle in the Earth's mantle2025

Author(s)

Organizer

Data Source

[Presentation] Sound velocity measurements for the hydrous iron-rich HH1-phase: Implications for lower mantle seismic heterogeneity2025

Author(s)

Organizer

Data Source

[Presentation] Sound velocity measurement of iron sulfide at high pressure and high temperature: Implications for light elements in the Earth's inner core2024

Author(s)

Organizer

Data Source

[Presentation] 高温高圧下におけるFeNiSi合金B2-相の弾性波速度測定と地球内核の 化学組成2024

Author(s)

Organizer

Data Source

[Presentation] Sound velocity measurement for high-pressure phase of iron sulfide compounds at high pressure and high temperature2024

Author(s)

Organizer

Data Source

[Presentation] Sound velocity of B2-FeNiSi alloy at high pressure and high temperature and chemistry of the Earth's inner core2024

Author(s)

Organizer

Data Source

[Presentation] 高温高圧下におけるB2-FeNiSi相の音速測定と地球核の構成2024

Author(s)

Organizer

Data Source

[Presentation] Sound velocity measurement for high-pressure phase of iron sulfide compounds at high pressure and high temperature2024

Author(s)

Organizer

Data Source

[Presentation] Sound velocities of the hydrous iron-rich HH1-phase: Implication for the lower mantle seismic heterogeneities2024

Author(s)

Organizer

Data Source

[Presentation] Sound velocity measurement of iron sulfide at high pressure and high temperature: Implications for light elements in the Earth's inner core2024

Author(s)

Organizer

Data Source

[Presentation] Sound velocities of the hydrous iron-rich HH1-phase: implication for the lower mantle seismic heterogeneities2024

Author(s)

Organizer

Data Source

[Presentation] Exploration of the Earth’s inner core using synchrotron x-ray radiation2024

Author(s)

Organizer

Data Source

[Presentation] Sound velocity of B2 phase of Fe-Ni-Si alloys at high pressure and high temperature and constitution of the Earth's inner core2024

Author(s)

Organizer

Data Source

[Presentation] IXS measurements in extreme pressure conditions and the implications for the Earth's core2024

Author(s)

Organizer

Data Source

[Presentation] Sound velocity of metals at megabar pressures, and implications for the Earth’s Inner Core2024

Author(s)

IKUTA Daijo 生田大穣

生田大穣イクタダイジョウ

[Presentation] 高温高圧下におけるFeNiSi合金B2-相の弾性波速度測定と地球内核の化学組成2024