[1C14-18] Concrete 3

Wed. Sep 6, 2023 4:45 PM - 6:00 PM Room C (IB Bildg.1F IB015)

Chair:Hiroyuki Sakamoto(RWMC)

4:45 PM - 5:00 PM

[1C14] Study on the Radionuclide Contamination Mechanisms of Concrete and the Estimation of Distribution of Radionuclides

(21) Estimation of the penetration depth of radioactive cesium in concrete exposed to contaminated cooling water

Keita Himori¹, Kazuo Yamada², *Tsuneki Ichikawa^1,2, Hideyuki Hokora³, Yasumasa Tojo¹ (1. Hokkaido Univ, 2. NIES, 3. Taiheiyo Consultant)

5:00 PM - 5:15 PM

[1C15] Study on the Radionuclide Contamination Mechanisms of Concrete and the Estimation of Distribution of Radionuclides

(22)Different penetration behaviors of Cs and Sr in cracked concrete

Norio Muranaka², *Kazuo Yamada¹, Hideyuki Hokora³, Yasumasa Tojo², Ippei Maruyama⁴ (1. NIES, 2. Hokkaido Univ., 3. Taiheiyo Consultant, 4. U. Tokyo)

5:15 PM - 5:30 PM

[1C16] Study on the Radionuclide Contamination Mechanisms of Concrete and the Estimation of Distribution of Radionuclides

(23) Penetration of alpha nuclides into hardened cement pastes simulating cracking

*Haruka Aihara¹, Hiroshi Hinai¹, Yoshikazu Koma¹, Sayuri Tomita², Ippei Maruyama³ (1. JAEA, 2. Taiheiyo Consultant, 3. UTokyo)

5:30 PM - 5:45 PM

[1C17] Study on the Radionuclide Contamination Mechanisms of Concrete and the Estimation of Distribution of Radionuclides

(24)Estimate the amount of radioactive pollution in cracked concrete

*Hideyuki Hokora¹, Kazutoshi Shibuya¹, Kazuo Yamada², Ippei Maruyama^3,4 (1. Taiheiyo Consultant, 2. NIES, 3. UTokyo, 4. Nagoya Univ.)

5:45 PM - 6:00 PM

[1C18] Study on the Radionuclide Contamination Mechanisms of Concrete and the Estimation of Distribution of Radionuclides

(25) Expected application of results and further technical issues

*Yoshikazu Koma¹, Kazuo Yamada², Kazutoshi Shibuya³, Yoshifumi Hosokawa⁴, Yasumasa Tojo⁵, Yo Hibino⁶, Go Igarashi⁶, Ippei Maruyama⁷ (1. JAEA, 2. NIES, 3. Taiheiyo Consultant, 4. Taiheiyo Cement, 5. Hokkaido Univ., 6. Nagoya Univ., 7. U Tokyo / Nagoya Univ.)

Session information