Attempts to estimate the amount of contamination by Cs and Sr in cracked concrete considering realistic contamination conditions

Yamada, Kazuo*; Hokora, Hideyuki*; Maruyama, Ippei*; Aihara, Haruka; Tomita, Sayuri*; Tojo, Yasumasa*; Shibuya, Kazutoshi*; Hosokawa, Yoshifumi*; Igarashi, Go*; Koma, Yoshikazu

Proceedings of Waste Management Symposia 2024 (WM2024) (Internet), 7 Pages, 2024/03

A Project focusing on the contamination mechanism of concrete after the accident at Fukushima Daiichi Nuclear Power Plant

Yamada, Kazuo*; Maruyama, Ippei*; Haga, Kazuko*; Igarashi, Go*; Aihara, Haruka; Tomita, Sayuri*; Kiran, R.*; Osawa, Norihisa*; Shibata, Atsuhiro; Shibuya, Kazutoshi*; et al.

Proceedings of International Waste Management Symposia 2021 (WM2021) (CD-ROM), 10 Pages, 2021/03

Determination of plutonium and curium in insoluble residue of spent fuel dissolver solution by alpha spectrometry

Okano, Masanori; Kuno, Takehiko; Nemoto, Hirokazu*; Igarashi, Kazuto*; Yamada, Keiji; Watahiki, Masaru

no journal, , 

no abstracts in English

Basic study on elucidation of the mechanism of concrete contamination and estimation of contamination distribution with radioactive materials; Experimental verification on migration of Cs, Sr, and moisture

Maruyama, Ippei*; Yamada, Kazuo*; Ida, Masaya*; Shibuya, Kazutoshi*; Igarashi, Go*; Koma, Yoshikazu

no journal, , 

no abstracts in English

Study on the radionuclide contamination mechanisms of concrete and the estimation of distribution of radionuclides, 25; Expected application of results and further technical issues

Koma, Yoshikazu; Yamada, Kazuo*; Shibuya, Kazutoshi*; Hosokawa, Yoshifumi*; Tojo, Yasumasa*; Hibino, Yo*; Igarashi, Go*; Maruyama, Ippei*

no journal, , 

no abstracts in English

Simultaneous determination of acidity and U(IV), U(VI) in nitrate solutions by in-line spectrophotometric technique

Suzuki, Yutaka; Nemoto, Hirokazu*; Igarashi, Kazuto*; Okano, Masanori; Kuno, Takehiko; Yamada, Keiji; Watahiki, Masaru

no journal, , 

no abstracts in English

Study on the radionuclide contamination mechanisms of concrete and the estimation of distribution of radionuclides, 26; Important factors for the contamination survey and estimation of concrete in Fukushima Daiichi NPP: cracks, aggregate, cement, competitive ions, dry-carbonation-Ca leaching, reversibility/irreversibility of ion adsorption

Yamada, Kazuo*; Maruyama, Ippei*; Shibuya, Kazutoshi*; Tojo, Yasumasa*; Aihara, Haruka; Hosokawa, Yoshifumi*; Igarashi, Go*; Koma, Yoshikazu

no journal, , 

no abstracts in English

Determination of impurity in dissolved solution of spent nuclear fuel by ICP-AES

Okano, Masanori; Igarashi, Kazuto*; Nemoto, Hirokazu*; Yamada, Keiji; Sakai, Toshio

no journal, , 

no abstracts in English