Sun. May 26, 2024 9:00 AM - 10:30 AM 104 (International Conference Hall, Makuhari Messe)

[J] Oral
| P (Space and Planetary Sciences )
| P-PS Planetary Sciences

[P-PS08] Formation and evolution of planetary materials in the Solar System

9:30 AM - 9:45 AM

[PPS08-03] Primary anhydrous minerals in CI chondrites and Ryugu samples: Their similarities and the relationship to Ca-carbonate

Taro Ando¹, *Takaaki Noguchi¹, Yohei Igami¹, Akira Yamaguchi², Toru Matsumoto¹, Ko Hashizume³, Takayuki Ushikubo⁴, Shoichi Itoh¹ (1.Kyoto University, 2.NIPR, 3.Ibaraki University, 4.JAMSTEC)

Sun. May 26, 2024 3:30 PM - 4:15 PM 104 (International Conference Hall, Makuhari Messe)

[J] Oral
| P (Space and Planetary Sciences )
| P-PS Planetary Sciences

[P-PS08] Formation and evolution of planetary materials in the Solar System

3:45 PM - 4:00 PM

[PPS08-20] Petrography of the cm-sized dark clast in NWA7678 reduced CV3 chondrite using Raman spectroscopy

*Takumi Sakurai¹, Shoichi Itoh¹, Takaaki Noguchi¹, Sota Niki², Takafumi Hirata² (1.Kyoto University, 2.Geochemical Research Center, School of Science, The University of Tokyo)

Sun. May 26, 2024 5:15 PM - 6:45 PM Poster Hall (Exhibition Hall 6, Makuhari Messe)

[J] Poster
| P (Space and Planetary Sciences )
| P-PS Planetary Sciences

[P-PS08] Formation and evolution of planetary materials in the Solar System

5:15 PM - 6:45 PM

[PPS08-P16] Formation process of compact Type A CAI from CV chondrite: melilite condensation after the igneous process

*Akimasa Suzumura¹, Noriyuki Kawasaki², Hisayoshi Yurimoto², Shoichi Itoh³ (1.Graduate School of Human and Environmental Studies, Kyoto University, 2.Graduate School of Scinece, Hokkaido university, 3.Graduate School of Scinece, Kyoto university)

Wed. May 29, 2024 9:00 AM - 10:30 AM Convention Hall (CH-A) (International Conference Hall, Makuhari Messe)

[J] Oral
| B (Biogeosciences )
| B-CG Complex & General

[B-CG06] Decoding the history of Earth: From Hadean to the present

9:15 AM - 9:30 AM

[BCG06-02] Hydrogen isotope compositions in early earth mantle from apatite inclusions in detrital early Archean zircons from the Jack Hills metaconglomerate, W. Australis

*Shinji Yamamoto¹, Shoichi Itoh², Ohno Takeshi⁴, Tsuyoshi Komiya³, Shuhei Sakata⁵, Shogo Aoki⁶ (1.Graduate School of Environment and Information Sciences, Yohohama National University, 2.Graduate Schools of Science, Kyoto University, 3.Graduate School of Arts and Sciences, The University of Tokyo, 4.Department of Chemistry, Gakushuin University, 5.Earth Quake Research Institute, The University of Tokyo, 6.Graduate School of International Resource Science, Akita University)

Thu. May 30, 2024 1:45 PM - 3:15 PM 304 (International Conference Hall, Makuhari Messe)

[J] Oral
| M (Multidisciplinary and Interdisciplinary)
| M-ZZ Others

[M-ZZ45] Frontiers in geochemistry: discussing its appeal and future prospects

3:00 PM - 3:15 PM

[MZZ45-09] Development of a Stigmatic Ion Imaging Method of Secondary Ion Mass Spectrometry by Using a qCMOS Camera with Ultra-low Readout Noise

*Shinri OKANO¹, Chikashi Yoshimoto¹, Shoichi Itoh¹ (1.Graduate School of Science, Kyoto University.)

Thu. May 30, 2024 5:15 PM - 6:45 PM Poster Hall (Exhibition Hall 6, Makuhari Messe)

[J] Poster
| M (Multidisciplinary and Interdisciplinary)
| M-ZZ Others

[M-ZZ45] Frontiers in geochemistry: discussing its appeal and future prospects

5:15 PM - 6:45 PM

[MZZ45-P08] Determination of hydrogen self-diffusion coefficients of fluorapatite using a flow-type steam diffusion reactor

*Chikashi Yoshimoto¹, Isao Sakaguchi², Shoichi Itoh¹ (1.Kyoto University, 2.NIMS)

Shoichi Itoh

Speaker, Author, Co-Author