[B-CG04] Decoding the history of the Earth-like planets: From their birth to the present

[BCG04-05] Development of standard materials for in-situ C isotope measurements of organic matter by SIMS

*Takayuki Ushikubo^1,2, Kotaro Shirai³, Mahiro Yumiba³, Toshikazu Furuya³, Kenji Shimizu¹, Minoru Ikehara², Hikaru Tanabe⁴, Tsuyoshi Komiya⁴ (1. Kochi Institute for Core Sample Research, JAMSTEC, 2. Marine Core Research Institute, Kochi University, 3. Atmosphere and Ocean Research Institute, The University of Tokyo, 4. Graduate School of Arts and Science, The University of Tokyo)

Keywords:Carbon isotope, Organic Matter, SIMS, Biosignature