Fri. May 30, 2025 1:45 PM - 3:15 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

2:45 PM - 3:00 PM

[SIT18-04] The effects of O and Si incorporation to liquid iron on the high-P,T metal silicate partition of S obtained based on first-principles calculations

*KEI ITOH^1,2, Taku Tsuchiya² (1.Graduate School of Science and Engineering, Ehime University, 2.GRC, Ehime University)

Fri. May 30, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

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

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

5:15 PM - 7:15 PM

[SIT18-P02] Estimation of the Earth's outer core composition based on the elastic properties of liquid Fe-Ni-O-S quaternary alloys

Chihiro Matsushita¹, *Taku Tsuchiya¹ (1.Geodynamics Research Center, Ehime University)

Wed. May 28, 2025 3:30 PM - 5:00 PM 105 (International Conference Hall, Makuhari Messe)

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

[S-IT20] Deep Earth Sciences

4:00 PM - 4:15 PM

[SIT20-09] The iron charge disproportionation reaction in silicate melts: The effects of oxygen fugacity

*Taku Tsuchiya¹, Kazushi Kitaguchi¹, Shengxuan Huang¹ (1.Geodynamics Research Center, Ehime University)

Wed. May 28, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

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

[S-IT20] Deep Earth Sciences

5:15 PM - 7:15 PM

[SIT20-P08] The dynamical and elastic properties of ULVZs based on ab initio high-P,T melts data

*Kan Kitano¹, Taku Tsuchiya¹ (1.GRC, Ehime University )

Thu. May 29, 2025 9:00 AM - 10:30 AM 105 (International Conference Hall, Makuhari Messe)

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

[S-IT20] Deep Earth Sciences

10:15 AM - 10:30 AM

[SIT20-18] Hydrogen distribution during the core-mantle segregation

★Invited Papers

*JIAJUN JIANG¹, TAKU TSUCHIYA¹ (1.Geodynamics Research Center, Ehime University)

Thu. May 29, 2025 10:45 AM - 12:15 PM 105 (International Conference Hall, Makuhari Messe)

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

[S-IT20] Deep Earth Sciences

11:30 AM - 11:45 AM

[SIT20-22] Our understanding of the CMB heat transport

*Haruhiko Dekura¹, Taku Tsuchiya¹ (1.Geodynamics Research Center, Ehime University)

Tue. May 27, 2025 9:00 AM - 10:30 AM 301A (International Conference Hall, Makuhari Messe)

[E] Oral
| S (Solid Earth Sciences )
| S-GC Geochemistry

[S-GC37] Volatiles in the Earth - from Surface to Deep Mantle

9:30 AM - 9:45 AM

[SGC37-03] Large-scale loss of the Earth's primordial atmosphere implied by carbon metal/silicate partitioning

Shengxuan Huang¹, *Taku Tsuchiya¹ (1.Geodynamics Research Center, Ehime University)

Tue. May 27, 2025 5:15 PM - 7:15 PM Poster Hall (Exhibition Hall 7&8, Makuhari Messe)

[J] Poster
| S (Solid Earth Sciences )
| S-GC Geochemistry

[S-GC38] Solid Earth Geochemistry, Cosmochemistry

5:15 PM - 7:15 PM

[SGC38-P03] First principle calculation of W and Hf partitioning and resultant ¹⁸²W isotope evolution

*Katsuhiko Suzuki^1,2, Taku Tsuchiya³ (1.Submarine Resources Research Center, Japan Agency for Marine-Earth Science and Technology, 2.Graduate School of Symbiotic Systems Science and Technology, Fukushima University, 3.Geodynamics Research Center, Ehime University)

Taku Tsuchiya

Speaker, Author, Co-Author

★Invited Papers