基盤セッション C:　環境放射能

[1B03] Analysis of uranium isotopes in sediments from Beppu Bay -Efforts to define the age classification of the Anthropocene -

*Hodaka Takahashi¹, Aya Sakaguchi², Karin Hain³, Andreas Wiederin³, Michinobu Kuwae⁴, Yuichi Takaku², Shinya Yamasaki², Keisuke Sueki² (1. University of Tsukuba , Graduate School of Science and Technology , Degree Programs in Pure and Applied Sciences , Master’s Program in Chemistry, 2. University of Tsukuba , Faculty of Pure and Applied Sciences, 3. University of Vienna , Isotope Physics , Faculty of Physics, 4. Center for Marine Environmental Studies , Ehime University)