Oral presentation

V. Nuclear Fuel Cycle and Nuclear Materials » 505-3 Decommissioning Technology of Nuclear Facilities

[3B05-09] Investigation of Radioactive Contamination

Fri. Sep 9, 2022 10:35 AM - 11:55 AM Room B (E1 Bildg.2F No.21)

Chair:Daisuke Kawasaki(Univ. of Fukui)

10:35 AM - 10:50 AM

[3B05] The amount of hydrogen atom present in aggregates and cement pastes

*Norikazu Kinoshita¹, Takuma Noto¹, Hitoshi Nakashima¹, Kazuaki Kosako¹, Takahiro Kato¹, Misako Kurabe¹, Yoichi Kuroiwa¹, Yuki Sasaki¹, Kazuyuki Torii¹, Mariko Segawa² (1. Shimizu, 2. JAEA)

10:50 AM - 11:05 AM

[3B06] Study on Rational Treatment/Disposal of Contaminated Concrete Waste Considering Leaching Alteration

(6)Diffusion of Acetate and Carbonate Ions in Hardened Cement Paste

*Hiromichi Koike¹, Shinichiro Uematsu¹, Naoko Watanabe¹, Tamotsu Kozaki¹, Yuka Morinaga², Daisuke Minato², Toru Nagaoka² (1. Hokkaido Univ., 2. CRIEPI)

11:05 AM - 11:20 AM

[3B07] Study on Rational Treatment/Disposal of Contaminated Concrete Waste Considering Leaching Alteration

(7) Effects of Alteration by Leaching Treatment on Diffusion Behavior of Cs-137 in Hardened Cement Paste

*Shinichiro Uematsu¹, Kyoya Watanabe¹, Naoko Watanabe¹, Tamotsu Kozaki¹, Yuka Morinaga², Daisuke Minato², Toru Nagaoka² (1. Hokkaido Univ., 2. CRIEPI)

11:20 AM - 11:35 AM

[3B08] Penetration behavior of cesium and iodine into epoxy coatings

*Daiki Fujino¹, Haruaki Matsuura¹, Isamu Sato¹, Eriko Suzuki², Kunihisa Nakajima² (1. TCU, 2. JAEA)

11:35 AM - 11:50 AM

[3B09] Development of Sr-90 analytical system based on highly sensitive laser absorption spectroscopy utilizing molecular isotope shifts (2)

*Ryohei Terabayashi¹, Kaoru Inoue¹, Masahiro Sakurai¹, Masabumi Miyabe², Shuichi Hasegawa¹ (1. UTokyo, 2. JAEA)

Time reserved for Chair (11:50 AM - 11:55 AM)

Session information