Fri. May 31, 2024 9:00 AM - 10:15 AM Convention Hall (CH-B) (International Conference Hall, Makuhari Messe)

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

[S-IT14] Deep Earth Sciences

10:00 AM - 10:15 AM

[SIT14-05] Ab Initio Calculations On The Mechanism Of The Iron Charge Disproportionation Reaction In Silicate Melts

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

Fri. May 31, 2024 3:30 PM - 4:45 PM Convention Hall (CH-B) (International Conference Hall, Makuhari Messe)

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

[S-IT14] Deep Earth Sciences

3:30 PM - 3:45 PM

[SIT14-17] Immiscibility of liquid Fe-Light-Element mixtures under high pressures using moleculer dynamics simulations based on machine-learning interatomic potential

*Satoshi Ohmura¹, Taku Tsuchiya² (1.Hiroshima Institute of Technology, 2.Ehime University)

Fri. May 31, 2024 5:15 PM - 6:45 PM Poster Hall (Exhibition Hall 6, Makuhari Messe)

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

[S-IT14] Deep Earth Sciences

5:15 PM - 6:45 PM

[SIT14-P19] Structures and mechanical stabilities of various kinds of melts under the ULVZ condition based on first-principles calculations

*Kan Kitano¹, Taku Tsuchiya^1,2 (1.Faculty of science,Ehime University , 2.Geodynamics Research Center)

5:15 PM - 6:45 PM

[SIT14-P21] **Carbon partitioning during core-mantle differentiation constrained from ab initio simulations**

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

Wed. May 29, 2024 5:15 PM - 6:45 PM Poster Hall (Exhibition Hall 6, Makuhari Messe)

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

[S-IT16] Planetary cores: Structure, formation, and evolution

5:15 PM - 6:45 PM

[SIT16-P03] Effects of Si and O in the metal on the S partitioning between liquid metal and molten silicate at high pressure and temperature based on ab initio calculations

*KEI ITOH¹, Taku Tsuchiya² (1.Graduate School of Science and Engineering, Ehime University, 2.Geodynamics Research Center, Ehime University)

Fri. May 31, 2024 9:00 AM - 10:15 AM 201A (International Conference Hall, Makuhari Messe)

[J] Oral
| S (Solid Earth Sciences )
| S-MP Mineralogy & Petrology

[S-MP23] Physics and Chemistry of Minerals

9:30 AM - 9:45 AM

[SMP23-02] Reactions of iron sulfides with hydrogen under high-pressure and high-temperature conditions

*Takano Masahiro¹, Hiroyuki Kagi¹, Yuichiro Mori¹, Sho Kakizawa², Katsutoshi Aoki¹, Asami Sano-Furukawa³, Riko Iizuka-Oku^4,1, Taku Tsuchiya⁵ (1.Geochemical Research Center, Graduate School of Science, University of Tokyo, 2.Japan Synchrotron Radiation Research Institute, 3.J-PARC center, Japan Atomic Energy Agency, 4.Department of Earth Sciences, School of Education, Waseda University, 5.Geodynamics Research Center, Ehime University)

Tue. May 28, 2024 5:15 PM - 6:45 PM Poster Hall (Exhibition Hall 6, Makuhari Messe)

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

[S-GC33] Solid Earth Geochemistry, Cosmochemistry

5:15 PM - 6:45 PM

[SGC33-P04] Hf and W partitioning between liquid metal and silicate melt calculated by using ab initio free energy calculations: implications for the evolution of ¹⁸²W isotope of the earth.

*Katsuhiko Suzuki¹, Taku Tsuchiya² (1.Submarine Resources Research Center, Japan Agency for Marine-Earth Science and Technology, 2.Geodynamics Research Center, Ehime University)

Taku Tsuchiya

Speaker, Author, Co-Author