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Oral presentation

V. Nuclear Fuel Cycle and Nuclear Materials » 505-1 Radioactive Waste Management

[1B07-11] Residual Water Analysis

Tue. Mar 26, 2024 2:45 PM - 4:05 PM Room B (21Bildg.2F 21-204)

Chair:Yoichi Endo(NFD)

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2:45 PM - 3:00 PM

[1B07] α-emitting nuclides analysis of the stagnant water including sediments in Fukushima Daiichi NPS

(7) Analysis of U and Np in the stagnant water at the Unit 1 reactor

*Shiori Morii¹, Kazuki Ouchi¹, Takumi Yomogida¹, Toshitaka Oka¹, Yoshihiro Kitatsuji¹, Yoshikazu Koma¹, Katsuhiro Konno² (1. JAEA, 2. TEPCO HD)

3:00 PM - 3:15 PM

[1B08] α-emitting nuclides analysis of the stagnant water including sediments in Fukushima Daiichi NPS

(8) Behavior of moving to sediment of Pu and Am

*Ayako Nitta¹, Hiroshi Hinai¹, Shinichi Kitawaki¹, Koma Yoshikazu¹ (1. JAEA)

3:15 PM - 3:30 PM

[1B09] α-emitting nuclides analysis of the stagnant water including sediments in Fukushima Daiichi NPS

(9) Analysis of fine particle containing α-emitting nuclides

Takumi Yomogida¹, Kazuki Ouchi¹, Shiori Morii¹, *Toshitaka Oka¹, Yoshihiro Kitatsuji¹, Yoshikazu Koma¹, Katsuhiro Konno² (1. JAEA, 2. TEPCO HD)

3:30 PM - 3:45 PM

[1B10] α-emitting nuclides analysis of the stagnant water including sediments in Fukushima Daiichi NPS

(10) Chemical state analysis of α-emitting nuclide particles obtained from stagnant water sludge sampled from Unit #1 and centralized radioactive waste treatment facility

*Chihiro Toyota¹, Asahi Nitta¹, Akane Usui¹, Yoshihiro Sekio¹, Koji Maeda¹, Yoshikazu Koma¹, Katsuhiro Konno² (1. JAEA, 2. TEPCO HD)

3:45 PM - 4:00 PM

[1B11] α-emitting nuclides analysis of the stagnant water including sediments in Fukushima Daiichi NPS

(11) Dissolution of fine particles and α-emitting nuclides by immersing in an acid solution

Takukmi Yomogida¹, Shiori Morii¹, Toshitaka Oka¹, Yoshikazu Koma¹, *Yoshihiro Kitatsuji¹ (1. JAEA)

Time reserved for Chair (4:00 PM - 4:05 PM)

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