2024 Fall Meeting
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Session Details

Oral presentationVII. Health Physics and Environmental Science : Health Physics and Environmental Science

[2C10-16]Fukushima 2

Thu. Sep 12, 2024 2:45 PM - 4:40 PM JST
Thu. Sep 12, 2024 5:45 AM - 7:40 AM UTC
Room C(Recture RoomsA 1F A105)
Chair:Kentaro Manabe(JAEA)
2:45 PM - 3:00 PM JST(5:45 AM - 6:00 AM UTC)

[2C10]Investigation on distribution of radioactive substances in Fukushima(5) Elucidation and modeling of the effects of forest management on air dose rates

*Yusei Uehara1, Yuichi Onda1, Junko Takahashi1, Miyu Nakanishi1, CHENWEI CHIU1, Shiori Takamura1 (1. University of Tsukuba)
Comment()
3:00 PM - 3:15 PM JST(6:00 AM - 6:15 AM UTC)

[2C11]Investigation on distribution of radioactive substances in Fukushima(6) Analysis of the source of cesium discharge from the Fukushima Daiichi Nuclear Power Plant to the ocean

*Yuichi Onda1, Hikaru Sato1, Daisuke Tsumune1, Katsuhiko Kohata2, Tomomi Okamura2 (1. Center for Research in Radiation, Isotopes and Earth System Sciences, 2. Tokyo Electric Power Company Holdings)
Comment()
3:15 PM - 3:30 PM JST(6:15 AM - 6:30 AM UTC)

[2C12]Investigation on distribution of radioactive substances in Fukushima(7) Model Development for Elucidation of Cs-137 Adsorption and Desorption Process in River Bottom Sediment in Fukushima Prefecture

*Naoyuki Wada1, Yuichi Onda2, Jim Smith3, Yasunori Igarashi2 (1. University of Tsukuba, 2. Center for Research in Radiation, Isotopes and Earth System Sciences, 3. University of Portsmouth)
Comment()
3:30 PM - 3:45 PM JST(6:30 AM - 6:45 AM UTC)

[2C13]Investigation on distribution of radioactive substances in Fukushima(8) Elucidation of the dynamics of dissolved Cs-137 from the headwaters to the river by analyzing the water quality of river water

*Kosuke Tomura1, Yuichi Onda1, Junko Takahashi1, Aya Sakaguchi1, Yasunori Igarashi1, Taichi Kawano1 (1. Univ. of Tsukuba)
Comment()
3:45 PM - 4:00 PM JST(6:45 AM - 7:00 AM UTC)

[2C14]Investigation on distribution of radioactive substances in Fukushima(9) Factors contributing to elevated concentrations of dissolved form Cs-137 during runoff in forest headwater catchment

*Yutaro Nagata1, Yuichi Onda2, Koichi Sakakibara3, Junko Takahashi2, Tsubasa Hiramatsu3 (1. Univ. of Tsukuba, Master programme of Geosciences, 2. Univ. of Tsukuba, Center for Reaearch in Radiation, Isotopes, and Earth System Sciences, 3. Shinshu Univ. Faculty of Science)
Comment()
4:00 PM - 4:15 PM JST(7:00 AM - 7:15 AM UTC)

[2C15]Investigation on distribution of radioactive substances in Fukushima(10) Effect of bedrock groundwater on the concentration of dissolved Cs-137 in surface water in the headwaters of forests in Namie Town

*Haruki Nakada1, Hiroaki Kato1,2, Yuma Niwano1, Yuichi Onda1,2 (1. Tsukuba University, 2. CENTER FOR RESEARCH IN RADIATION ISOTOPES, AND EARTH SYSTEM SCIENCE)
Comment()
4:15 PM - 4:30 PM JST(7:15 AM - 7:30 AM UTC)

[2C16]Investigation on distribution of radioactive substances in Fukushima(11) Estimation of pathways based on the vertical distribution and temporal variation of 137Cs in the ocean derived from the Fukushima Daiichi Nuclear Power Plant accident

*Munehiro Asao1, Tsumune Daisuke1 (1. Univ. of Tsukuba)
Comment()
4:30 PM - 4:40 PM JST(7:30 AM - 7:40 AM UTC)

Time reserved for Chair

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