*Yuichi Onda¹, Bin Feng², Keisuke Taniguchi³, Yoshifumi Wakiyama⁴, Asahi Hashimoto¹, Yupan Zhang¹ (1.Center for Research on Isotopes and Environmental Dynamics, University of Tsukuba, 2.TU. Wien, 3.National Institute of Technology, Tsuyama College, 4.Institute of Environmental Radioactivity, Fukushima University)

*Thomas Chalaux Clergue¹, Seiji Hayashi², Hideki Tsuji², Yoshifumi Wakiyama³, Sylvain Huon⁴, Anthony Foucher¹, Pierre-Alexis Chaboche^3,5, Atsushi Nakao⁶, Olivier Evrard¹ (1.French Atomic Energie Commission - Univ. Paris-Saclay, 2.National Inst. for Environmental Science, 3.Inst. of Environmental Radioactivity of Fukushima Univ., 4.Paris Inst. of Ecology and Environmental Sciences, 5.Japan Society for the Promotion of Science, 6.Kyoto Pref. Univ.)

*Yoshifumi Wakiyama¹, Hyoe Takata¹, Keisuke Taniguchi², Takuya Niida³, Yasunori Igarashi¹, Alexei Konoplev¹ (1.Institute of Environmental Radioacitivity, Fukushima Universiy, 2.National Institute of Technology, Tsuyama College, 3.KANSO TECHNOS CO., LTD)

*Honoka Kurosawa¹, Kenji Nanba^2,3, Toshihiro Wada^1,2, Yoshifumi Wakiyama^1,2 (1.Graduate School of Symbiotic Systems Science and Technology, Fukushima University, 2.Institute of Environmental Radioactivity, Fukushima University, 3.Faculty of Symbiotic Systems Science, Fukushima University)