Daijo IKUTA

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Speaker, Author, Co-Author

Mon. May 26, 2025 10:45 AM - 12:15 PM 106 (International Conference Hall, Makuhari Messe)

[E] Oral
| S (Solid Earth Sciences )
| S-IT Science of the Earth's Interior & Techtonophysics

[S-IT17] Mass and energy transport in the crust and mantle: from properties to processes

11:30 AM - 11:45 AM

[SIT17-10] Role of a Mixed-Valence Hydrous Iron-Rich Oxide (HH1 phase) on the sound velocity anomalies in the hydrated lower mantle

Lu Liu¹, *Eiji Ohtani², Li Zhang¹, Takayuki Ishii³, Daijo IKUTA³, Hiroshi Fukui^4,5, Alfred Q.R. Baron^4,5 (1.Center for High Pressure Science and Technology Advanced Research, Shanghai, China, 2.Department of Earth and Planetary Materials Science, Graduate School of Science, Tohoku University, 3.Institute for Planetary Materials, Okayama University, 4.RIKEN SPring-8 Center, 5.Japan Synchrotron Radiation Research Institute)

Fri. May 30, 2025 3:30 PM - 5:00 PM 106 (International Conference Hall, Makuhari Messe)

[E] Oral
| S (Solid Earth Sciences )
| S-IT Science of the Earth's Interior & Techtonophysics

[S-IT18] Planetary cores: Structure, formation, and evolution

4:10 PM - 4:25 PM

[SIT18-08] High temperature and pressure sound velocity measurements for iron-nickel alloys and metals

*Daijo IKUTA¹, Eiji OHTANI², Hiroshi FUKUI^3,4, Tatsuya SAKAMAKI², Daisuke ISHIKAWA^4,3, Alfred Q. R. BARON^4,3 (1.Institute for Planetary Materials, Okayama University, 2.Department of Earth Science, Tohoku University, 3.JASRI, 4.RIKEN)

4:25 PM - 4:40 PM

[SIT18-09] Dynamics of the inner core derived from the sound velocity of iron-light element compounds at high pressure and temperature

*Eiji Ohtani¹, Daijo IKUTA², Hiroshi Fukui^3,4, Tatsuya Sakamaki¹, Daisuke Ishikawa^3,4, Alfred Q.R. Baron^3,4 (1.Department of Earth and Planetary Materials Science, Graduate School of Science, Tohoku University, 2.Institute for Planetary Materials, Okayama University, 3.Japan Synchrotron Radiation Research Institute, 4.RIKEN SPring-8 Center)