Zobrazeno 1 - 10
of 63
pro vyhledávání: '"Sou WATANABE"'
Autor:
Naoki Osawa, Seong-Yun Kim, Masahiko Kubota, Hao Wu, Sou Watanabe, Tatsuya Ito, Ryuji Nagaishi
Publikováno v:
Nuclear Engineering and Technology, Vol 56, Iss 3, Pp 812-818 (2024)
The volume and toxicity of radioactive waste can be decreased by separating the components of high-level liquid waste according to their properties. An impregnated silica-based adsorbent was prepared in this study by combining N,N,N′,N′,N″,N″
Externí odkaz:
https://doaj.org/article/88877fc39eb7411f8d75dca6e20aad55
Autor:
Tomomasa FUNAKOSHI, Sou WATANABE, Yoichi ARAI, Toshihiro IWAMOTO, Masayuki WATANABE, Yoshihiro NISHIMOTO, Makoto YASUDA
Publikováno v:
Mechanical Engineering Journal, Vol 11, Iss 2, Pp 23-00445-23-00445 (2024)
Various types of machine oil are used for analysis and utility equipment, and these organic liquid wastes are stored in nuclear facilities and laboratories due to a lack of appropriate treatment processes. Treatment of organic liquid waste is one of
Externí odkaz:
https://doaj.org/article/1a500ec7f83346eeae2080266f10d3a3
Autor:
Toshihiro IWAMOTO, Madoka SAITO, Youko TAKAHATAKE, Sou WATANABE, Masayuki WATANABE, Atsuki NARUSE, Takehiko TSUKAHARA
Publikováno v:
Mechanical Engineering Journal, Vol 11, Iss 2, Pp 23-00444-23-00444 (2024)
Nuclear fuel fabrication process has generated a large amount of wastes contaminated with enriched uranium, and those have been accumulated for long time in Japan. These waste hasn’t treated, because there is no protocol to treat and dispose these.
Externí odkaz:
https://doaj.org/article/fa720698ade04ff493e06977d54b226e
Autor:
Sou WATANABE, Youko TAKAHATAKE, Kenta HASEGAWA, Ichiro GOTO, Yasunori MIYAZAKI, Masayuki WATANABE, Yuichi SANO, Masayuki TAKEUCHI
Publikováno v:
Mechanical Engineering Journal, Vol 11, Iss 2, Pp 23-00461-23-00461 (2024)
Japan Atomic Energy Agency is developing extraction chromatography technology to recover MA(III) from spent nuclear fuel. Developments in the extraction chromatography system especially focusing on safety and stable operation are required for practic
Externí odkaz:
https://doaj.org/article/587ff6c6e94d40bea808007d95852c37
Autor:
Kenta HASEGAWA, Ichiro GOTO, Yasunori MIYAZAKI, Hiromu AMBAI, Sou WATANABE, Masayuki WATANABE, Yuichi SANO, Masayuki TAKEUCHI
Publikováno v:
Mechanical Engineering Journal, Vol 11, Iss 2, Pp 23-00407-23-00407 (2024)
Japan Atomic Energy Agency has been working on development of extraction chromatography technology for recovery of trivalent minor actinides (MA(III): Am, Cm) from high-level radioactive waste generated in reprocessing of spent fuel. The technology u
Externí odkaz:
https://doaj.org/article/9422aad24e5f477bb54cae434e38b8bc
Autor:
Yuri YAMAMOTO, Kazuki MINOWA, Youko TAKAHATAKE, Sou WATANABE, Masahiro NAKAMURA, Haruaki MATSUURA
Publikováno v:
Electrochemistry, Vol 92, Iss 4, Pp 043019-043019 (2024)
In the pyro-reprocessing of spent nuclear fuel, salt bath is normally used in several times, but at final moment, spent salt containing small amount of chloride nuclear fuel material is generated. In terms of managing nuclear fuel materials, it is de
Externí odkaz:
https://doaj.org/article/3a8cfc1032754f1bb24809329a82b3a3
Autor:
Tadashi Akuzawa, Seong-Yun Kim, Masahiko Kubota, Hao Wu, Sou Watanabe, Yuchi Sano, Masayuki Takeuchi, Tsuyoshi Arai
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 331:5851-5858
Autor:
Akihisa Miyagawa, Masayuki Takeuchi, Tsuyoshi Arai, Sou Watanabe, Yuichi Sano, Kiyoharu Nakatani
Publikováno v:
Bulletin of the Chemical Society of Japan. 95:566-568
Publikováno v:
Applied Radiation and Isotopes. 196:110783
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 330:237-244
Applicability of tetra2-ehylhexyl diglycolamide (TEHDGA) impregnated adsorbent for minor actinide (MA) recovery from high level liquid waste (HLLW) in extraction chromatography technology was investigated through batch-wise adsorption and column sepa