2025 Annual Meeting
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Oral presentationV. Nuclear Fuel Cycle and Nuclear Materials : 505-3 Decommissioning Technology of Nuclear Facilities

[3H09-14]Decommissioning Technologies in General

Fri. Mar 14, 2025 2:45 PM - 4:30 PM JST
Fri. Mar 14, 2025 5:45 AM - 7:30 AM UTC
Room H(Zoom room 8)
Chair:Goro Soejima(JAEA)
2:45 PM - 3:00 PM JST(5:45 AM - 6:00 AM UTC)

[3H09]A Study for the optimization of the decommissioning project of nuclear facilities(7) Cost impact analysis of dismantlement environment

*Yukihiro IGUCHI1, Daisuke KAWASAKI 1, Satoshi YANAGIHARA1, Yuya KOUDA 2, Koichi TOMODA 2 (1. Univ. of Fukui, 2. JAEA)
3:00 PM - 3:15 PM JST(6:00 AM - 6:15 AM UTC)

[3H10]Development of nanosecond pulsed laser decontamination method(II)Dependence of the behavior of micro/nano dusts and removal depth of target on laser parameters

Keisuke Yamamoto1, Atsushi Kosuge2, *Takashi Nakajima1 (1. Institute of Advanced Energy, Kyoto Univ., 2. JAEA (Tsuruga))
3:15 PM - 3:30 PM JST(6:15 AM - 6:30 AM UTC)

[3H11]Feasibility study of the laser decontamination technology in nuclear reactors using remote self-propelled robots

*Eisuke John Minehara1 (1. LDD Corporation)
3:30 PM - 3:45 PM JST(6:30 AM - 6:45 AM UTC)

[3H12]Research and development of lead block cutting technique for decommissioning nuclear power plants Ⅵ

*Tomohisa Goto1,3, Glenn Harvel2, Takeyoshi Sunagawa1 (1. FUT, 2. Ontario Tech Univ., 3. Taihei Dengyo Ltd.)
3:45 PM - 4:00 PM JST(6:45 AM - 7:00 AM UTC)

[3H13]Evaluation of Tritium and Carbon-14 Migration and Diffusion Behavior in Damaged Nuclear Structural Materials

*Shingo Okumura1, Ayumu Hayakawa1, Yuzuka Hoshino1, Makoto Kobayashi2, Takuji Oda3, Yasuhisa Oya1 (1. Shizuoka Univ., 2. NIFS, 3. Seoul Natl. Univ.)
4:00 PM - 4:15 PM JST(7:00 AM - 7:15 AM UTC)

[3H14]Preliminary Study on Nuclear Materials Imaging in Fuel Debris from The Fukushima Daiichi Nuclear Power Station Using a Neutron Pinhole Camera

*Eka Sapta Riyana1, Ikuo Kanno1, Masahiro Sakamoto1, Kenichi Terashima1, Taichi Matsumura1, Keisuke Okumura1 (1. JAEA)
4:15 PM - 4:30 PM JST(7:15 AM - 7:30 AM UTC)

Time reserved for Chair

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