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Matsuzawa, Kazuki*; Yamamoto, Takeshi*; Taniguchi, Takumi; Osugi, Takeshi
Konkurito Kogaku Rombunshu, 36, p.37 - 47, 2025/07
To dispose the decontamination sludge made from contaminated water in Fukushima Daiichi Nuclear Power Station using alkali-activated materials (AAM), we solidified barium sulfate powder (BS) and potassium hexacyanocobalt(II)-ferrate(II) powder (FCN) with AAM and searched proper compositions corresponding to the standards. At first, we made solidified bodies controlling H
O/base ratio, Si/Al molar ratio, and Na/Si molar ratio. When base materials consisted of metakaolin and blast-furnace slag, we found out some proper compositions and two applicable concentrations of solutions to make solidified bodies corresponding to the standards. Secondly, using solutions with the applicable concentrations, we made solidified bodies controlling the amounts of BS, BS+FCN, and H
O. The maximum amount of BS+FCN at the proper compositions was larger than that of BS.
Sato, Junya; Taniguchi, Takumi; Matsuzawa, Kazuki*; Kikuchi, Michio*; Yamamoto, Takeshi*; Kakuda, Ayaka; Sone, Tomoyuki; Osugi, Takeshi; Kuroki, Ryoichiro
no journal, ,
no abstracts in English
Taniguchi, Takumi; Kuramochi, Ryo*; Sakamoto, Ryo*; Osawa, Norihisa*; Kaneda, Yoshihisa*; Matsuzawa, Kazuki*; Yamamoto, Takeshi*; Kuroki, Ryoichiro; Osugi, Takeshi
no journal, ,
no abstracts in English
Taniguchi, Takumi; Kuramochi, Ryo*; Sakamoto, Ryo*; Osawa, Norihisa*; Kaneda, Yoshihisa*; Matsuzawa, Kazuki*; Yamamoto, Takeshi*; Kuroki, Ryoichiro; Okada, Takashi; Yoshida, Yukihiko; et al.
no journal, ,
no abstracts in English
Taniguchi, Takumi; Enomoto, Mayu*; Osawa, Norihisa*; Sakamoto, Ryo*; Kaneda, Yoshihisa*; Matsuzawa, Kazuki*; Yamamoto, Takeshi*; Okada, Takashi; Yoshida, Yukihiko; Osugi, Takeshi
no journal, ,
no abstracts in English