Search Results - "TSUJIMOTO, Kazufumi"

Impact of impurity in transmutation cycle on neutronics design of revised accelerator-driven system by Sugawara, Takanori, Katano, Ryota, Tsujimoto, Kazufumi

“…•Revision of accelerator-driven system (ADS) investigated in JAEA.•Changes of subcriticality, fuel assembly size and cooling time.•Investigation for the impact…”
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Role of ADS in the back-end of the fuel cycle strategies and associated design activities: The case of Japan by Oigawa, Hiroyuki, Tsujimoto, Kazufumi, Nishihara, Kenji, Sugawara, Takanori, Kurata, Yuji, Takei, Hayanori, Saito, Shigeru, Sasa, Toshinobu, Obayashi, Hironari

“…Reduction of burden caused by radioactive waste management is one of the most critical issues for the sustainable utilization of nuclear power. The…”
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Neutronics Design for Lead-Bismuth Cooled Accelerator-Driven System for Transmutation of Minor Actinide by TSUJIMOTO, Kazufumi, SASA, Toshinobu, NISHIHARA, Kenji, OIGAWA, Hiroyuki, TAKANO, Hideki

“…Neutronics design study was performed for lead-bismuth cooled accelerator-driven system (ADS) to transmute minor actinides. Early study for ADS indicated two…”
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Fission Rate Ratios of FCA-IX Assemblies as Integral Experiment for Assessment of TRU’s Fission Cross Sections by Fukushima, Masahiro, Tsujimoto, Kazufumi, Okajima, Shigeaki

“…At the fast critical assembly (FCA) of JAEA, central fission rate ratios for TRU such as 237Np, 238Pu, 239Pu, 242Pu, 241Am, 243Am, and 244Cm were measured in…”
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Technology readiness assessment of partitioning and transmutation in Japan and issues toward closed fuel cycle by Ikeda, Kazumi, Koyama, Shin-ichi, Kurata, Masaki, Morita, Yasuji, Tsujimoto, Kazufumi, Minato, Kazuo

“…This paper treats a technology readiness assessment of partitioning and transmutation in Japan and issues toward closed fuel cycles. The generic technology…”
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Neutronics Design for Lead-Bismuth Cooled Accelerator-Driven System for Transmutation of Minor Actinide by TSUJIMOTO, Kazufumi, SASA, Toshinobu, NISHIHARA, Kenji, OIGAWA, Hiroyuki, TAKANO, Hideki

“…Neutronics design study was performed for lead-bismuth cooled accelerator-driven system (ADS) to transmute minor actinides. Early study for ADS indicated two…”
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Neutronics Design of Accelerator-Driven System for Power Flattening and Beam Current Reduction by NISHIHARA, Kenji, IWANAGA, Kohei, TSUJIMOTO, Kazufumi, KURATA, Yuji, OIGAWA, Hiroyuki, IWASAKI, Tomohiko

“…In the present neutronics design of the Accelerator-Driven System (ADS) cooled by lead-bismuth eu-tectic (LBE), we investigated several methods to reduce the…”
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Evaluation of residual tritium in stainless steel irradiated at SINQ target 3 by Kikuchi, Kenji, Nakamura, Hirofumi, Tsujimoto, Kazufumi, Kobayashi, Kazuhiro, Yokoyama, Sumi, Saitoh, Shigeru, Yamanishi, Toshihiko

“…A MW spallation target will need an accurate amount of tritium generation in materials for post irradiation experiments. A high-energy proton of 580 MeV…”
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Research and Development Program on Accelerator Driven Subcritical System in JAEA by TSUJIMOTO, Kazufumi, OIGAWA, Hiroyuki, OUCHI, Nobuo, KIKUCHI, Kenji, KURATA, Yuji, MIZUMOTO, Motoharu, SASA, Toshinobu, SAITO, Shigeru, NISHIHARA, Kenji, UMENO, Makoto, TAZAWA, Yujiro

“…For a dedicated transmutation system, Japan Atomic Energy Agency (JAEA) has been proceeding with the research and development on an accelerator-driven…”
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Analyses with latest major nuclear data libraries of the fission rate ratios for several TRU nuclides in the FCA-IX experiments by Fukushima, Masahiro, Tsujimoto, Kazufumi, Okajima, Shigeaki

“…In the 1980s, a series of integral experiments was conducted in FCA-IX assemblies with systematically changed neutron spectra covering from the intermediate to…”
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Conceptual design study of beam window for accelerator-driven system with subcriticality adjustment rod by Sugawara, Takanori, Eguchi, Yuta, Obayashi, Hironari, Iwamoto, Hiroki, Tsujimoto, Kazufumi

“…•Design of beam window for accelerator-driven system (ADS).•Neutronics design to mitigate the design condition of beam window.•Coupled analysis of particle…”
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Investigations of accelerator reliability and decay heat removal for accelerator-driven system by Sugawara, Takanori, Takei, Hayanori, Tsujimoto, Kazufumi

“…To realize the feasible accelerator-driven system (ADS) concept, the investigations for the reliable accelerator and conceptual plant design considering safety…”
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Estimation of sensitivity coefficient based on lasso-type penalized linear regression by Katano, Ryota, Endo, Tomohiro, Yamamoto, Akio, Tsujimoto, Kazufumi

“…We proposed the penalized regression 'adaptive smooth-lasso' for the estimation of sensitivity coefficients of the neutronics parameters. The proposed method…”
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Research and development activities for accelerator-driven system in JAEA by Sugawara, Takanori, Takei, Hayanori, Iwamoto, Hiroki, Oizumi, Akito, Nishihara, Kenji, Tsujimoto, Kazufumi

“…The Japan Atomic Energy Agency (JAEA) has investigated an accelerator-driven system (ADS) to transmute minor actinides which will be partitioned from the high…”
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Development of three-dimensional reactor analysis code system for accelerator-driven system, ADS3D and its application with subcriticality adjustment mechanism by Sugawara, Takanori, Nishihara, Kenji, Iwamoto, Hiroki, Oizumi, Akito, Tsujimoto, Kazufumi

“…In order to perform the parametric survey for an accelerator-driven system (ADS) core with the subcriticality adjustment mechanism, a new calculation code…”
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Experimental analyses of bismuth sample reactivity worth at Kyoto University Critical Assembly by Pyeon, Cheol Ho, Yamanaka, Masao, Oizumi, Akito, Fukushima, Masahiro, Tsujimoto, Kazufumi

“…Sample reactivity worth experiments are carried out by substituting aluminum (Al) plates for bismuth (Bi) ones at the Kyoto University Critical Assembly. At…”
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Sensitivity and uncertainty analysis for an accelerator-driven system with JENDL-4.0 by Iwamoto, Hiroki, Nishihara, Kenji, Sugawara, Takanori, Tsujimoto, Kazufumi

“…A sensitivity and uncertainty analysis was performed for the accelerator-driven system (ADS) proposed by the Japan Atomic Energy Agency (JAEA) with the latest…”
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Transient analyses for lead–bismuth cooled accelerator-driven system by Sugawara, Takanori, Nishihara, Kenji, Tsujimoto, Kazufumi

“…► The transient analyses for the LBE cooled accelerator-driven system were performed. ► The purpose was to investigate the possibility of the core damage. ►…”
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Validation of Pb nuclear data by Monte Carlo analyses of sample reactivity experiments at Kyoto University Critical Assembly by Pyeon, Cheol Ho, Fujimoto, Atsushi, Sugawara, Takanori, Yagi, Takahiro, Iwamoto, Hiroki, Nishihara, Kenji, Takahashi, Yoshiyuki, Nakajima, Ken, Tsujimoto, Kazufumi

“…Sample reactivity experiments on the uncertainty analyses of Pb nuclear data are carried out by substituting Al plates for Pb ones at the Kyoto University…”
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Research and development activities for accelerator-driven system in JAEA by Sugawara, Takanori, Takei, Hayanori, Iwamoto, Hiroki, Oizumi, Akito, Nishihara, Kenji, Tsujimoto, Kazufumi

“…The Japan Atomic Energy Agency (JAEA) has investigated an accelerator-driven system (ADS) to transmute minor actinides which will be partitioned from the high…”
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