2025 Fall Meeting
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Oral presentationV. Nuclear Fuel Cycle and Nuclear Materials : 505-2 Waste Disposal and Its Environmental Aspects

[1E10-14]Fukushima Daiichi Nuclear Power Plant 1

Wed. Sep 10, 2025 2:45 PM - 4:10 PM JST
Wed. Sep 10, 2025 5:45 AM - 7:10 AM UTC
Room E(Kitakyushu International Conference Center2F Meeting Room 22)
Chair:Daisuek MINATO(CRIEPI)
2:45 PM - 3:00 PM JST(5:45 AM - 6:00 AM UTC)

[1E10]Study on Elucidation of the Mechanism of Concrete Contamination by Radioactive Substances and Estimation of Contamination Distribution(28) Contribution Redistribution of Cs and Sr of Underground Concrete by Drying after the Contamination of Actual Concrete due to the Accident

*Kazuo Yamada1, Haruka Kobayashi2, Yasumasa Tojo2, Ippei Maruyama3, Kazutoshi Shibuya4 (1. NIES, 2. Hokkaido Univ., 3. U Tokyo, 4. Taiheiyo Consultant)
Comment()
3:00 PM - 3:15 PM JST(6:00 AM - 6:15 AM UTC)

[1E11]Study on Estimation of Nuclide Inventory in Fuel Debris by Combining Theoretical Scaling Factor Method and Non-Destructive Assay Technologies (1) 245Cm and 246Cm

*Masahiro Sakamoto1, Keisuke Okumura1, Ikuo Kanno1, Taichi Matsumura1, Eka Sapta Riyana1, Kenichi Terashima1 (1. JAEA)
Comment()
3:15 PM - 3:30 PM JST(6:15 AM - 6:30 AM UTC)

[1E12]Establishing safety assessment methods for rational processing and disposal of 1F decommissioning waste(1)Overview of research on safety assessment of disposal

*Kazuki Iijima1, Takuya Ohyama1, Fumiya Nagao1, Kenso Fujiwara1 (1. JAEA)
Comment()
3:30 PM - 3:45 PM JST(6:30 AM - 6:45 AM UTC)

[1E13]Establishing safety assessment methods for rational processing and disposal of 1F decommissioning waste(2) Development of the methodology for constructing a rational disposal concept and case study

*Takuya Ohyama1, Kazuki Iijima1 (1. JAEA)
Comment()
3:45 PM - 4:00 PM JST(6:45 AM - 7:00 AM UTC)

[1E14]Establishing safety assessment methods for rational processing and disposal of 1F decommissioning waste(3) Assessment of the effects of coexisting materials in 1F decommissioning waste on nuclide migration

*Kenso Fujiwara1, Takamitsu Ishidera1, Yukio Tachi1, Kazuki Iijima1 (1. JAEA)
Comment()
4:00 PM - 4:10 PM JST(7:00 AM - 7:10 AM UTC)

Time reserved for Chair

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