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Arai, Yosuke*; Kuroda, Kenta*; Nomoto, Takuya*; Tin, Z. H.*; Sakuragi, Shunsuke*; Bareille, C.*; Akebi, Shuntaro*; Kurokawa, Kifu*; Kinoshita, Yuto*; Zhang, W.-L.*; et al.
Nature Materials, 21(4), p.410 - 415, 2022/04
Times Cited Count:7 Percentile:77.62(Chemistry, Physical)Fukidome, Hirokazu*; Takahashi, Ryota*; Abe, Shunsuke*; Imaizumi, Kei*; Handa, Hiroyuki*; Kang, H. C.*; Karasawa, Hiromi*; Suemitsu, Tetsuya*; Otsuji, Taiichi*; Enta, Yoshiharu*; et al.
Journal of Materials Chemistry, 21(43), p.17242 - 17248, 2011/11
Times Cited Count:28 Percentile:63.34(Chemistry, Physical)Kinoshita, Motoyasu*; Geng, H. Y.*; Chen, Y.*; Kaneta, Yasunori*; Iwasawa, Misako*; Onuma, Toshiharu*; Sonoda, Takeshi*; Yasunaga, Kazufumi*; Matsumura, Sho*; Yasuda, Kazuhiro*; et al.
Proceedings of 2006 International Meeting on LWR Fuel Performance (TopFuel 2006) (CD-ROM), p.248 - 254, 2006/10
The New Crossover Project (NXO) is studying effect of fission irradiation on fuel material that research activity is crossing over universities, national and private laboratories. Simulation studies are being performed to find principal and triggering processes of the rim-structure formation in high burnup LWR fuel pellet, using accelerator irradiation and computational calculations. Accelerator irradiation, high energy electron irradiation, fission energy particle beam and ion implantation (ragegas atoms) and combined overlapping irradiations are being performed. For the target of irradiation, CeO isused as simulation of nuclear fuel. The initial results were such as planar structure made by Oxygen defects created by high energy electrons, and surface modification similar to grain-sub-division created by high fluence high energy particle irradiations.
Serizawa, Hiroyuki; Nakajima, Kunihisa; Arai, Yasuo; Yamashita, Toshiyuki; Kuramoto, Kenichi; Kinoshita, H.*; Yamanaka, Shinsuke*; Uno, Masayoshi*; Kurosaki, K.*
Progress in Nuclear Energy, 38(3-4), p.237 - 240, 2001/02
Times Cited Count:5 Percentile:38.97(Nuclear Science & Technology)no abstracts in English
Dewa, Hidenori*; H.Ahn*; Harano, Hideki*; Kando, Masaki*; Kinoshita, Kenichi*; Kondo, Shuji; Kotaki, Hideyuki; Nakajima, Kazuhisa*; Nakanishi, Hiroshi*; Ogata, Atsushi*; et al.
Nuclear Instruments and Methods in Physics Research A, 410(3), p.357 - 363, 1998/00
Times Cited Count:40 Percentile:92.83(Instruments & Instrumentation)no abstracts in English
Horita, Masakuni*; Kinoshita, Naoto*; Yoshioka, Naoya*; Tsuchihara, H.*
JNC TJ7400 2005-014, 424 Pages, 1997/03
In this study, the excavation disturbed zone (EDZ) in deep rock is evaluated in the 250m-level drift st the Kamaishi Mine for the kamaishi In-situ Test Project, Phase II.
Kotaki, Hideyuki; Nakajima, Kazuhisa*; Kando, Masaki*; H.Ahn*; Dewa, Hidenori*; Kondo, Shuji; *; Watanabe, Takahiro*; Ueda, Toru*; Nakanishi, Hiroshi*; et al.
Proc. of 11th Symp. on Accelerator Sci. and Technol., p.449 - 451, 1997/00
no abstracts in English
Saito, Yuji; Suga, Shigemasa*; Kakizaki, A.*; Matsushita, T.*; Imada, S.*; Daimon, H.*; Ono, Kanta*; Fujisawa, M.*; Kinoshita, T.*; Ishii, T.*; et al.
Journal of Electron Spectroscopy and Related Phenomena, 78, p.329 - 332, 1996/05
Times Cited Count:0 Percentile:0.03(Spectroscopy)no abstracts in English
Yoshioka, Naoya*; Tsuchihara, H.*; Horita, M.*; Kinoshita, Naoto*
PNC TJ1449 96-007, 349 Pages, 1996/03
None
Nakamura, Jinichi; Kaneta, Yasunori*; Chen, Y.*; Geng, H.*; Iwasawa, Misako*; Onuma, Toshiharu*; Kinoshita, Motoyasu
no journal, ,
no abstracts in English
Nakamura, Jinichi; Chen, Y.*; Iwasawa, Misako*; Onuma, Toshiharu*; Kaneta, Yasunori*; Geng, H.*; Kinoshita, Motoyasu
no journal, ,
no abstracts in English
Nakamura, Jinichi; Geng, H.*; Chen, Y.*; Kaneta, Yasunori*; Iwasawa, Misako*; Onuma, Toshiharu*; Kinoshita, Motoyasu
no journal, ,
Kasamatsu, Yoshitaka; Toyoshima, Atsushi; Asai, Masato; Tsukada, Kazuaki; Haba, Hiromitsu*; Ishii, Yasuo; Tome, Hayato; Nishinaka, Ichiro; Akiyama, Kazuhiko*; Kikunaga, Hidetoshi*; et al.
no journal, ,
Dubnium-262 was produced in the Cm(F, 5) reaction at the JAEA tandem accelerator. Adsorption of Db on the anion-exchange resin was investigated in 0.89 M HF/0.3 M HNO solution. The anion-exchange behavior of Nb, Ta, and Pa as homologues of Db was also examined in details in HF/HNO solutions. From the comparison of those results, we found that the adsorption of Db on the anion-exchange resin is considerably weaker than that of Ta and is relatively similar to those of Nb and Pa in the studied conditions.
Kasamatsu, Yoshitaka; Tome, Hayato; Toyoshima, Atsushi; Tsukada, Kazuaki; Asai, Masato; Ishii, Yasuo; Nishinaka, Ichiro; Sato, Tetsuya; Shinohara, Nobuo; Nagame, Yuichiro; et al.
no journal, ,
Anion-exchange behavior of Db (half-life = 34 s) produced in the Cm(F, 5) reaction at the JAEA tandem accelerator was investigated in the mixed 0.89 M HF/0.3 M HNO solution ([F] = 3 10 M) with the automated ion-exchange separation apparatus coupled with the detection system for alpha-spectroscopy (AIDA). Anion-exchange behavior of its lighter homologues, Nb and Ta, was also studied under the same conditions using Nb ( = 14.3 min) and Ta ( = 6.76 min) produced in the Ge(F, ) and Gd(F, ) reactions, respectively. It was found that the adsorption probability on the anion-exchange resin is in the order of Ta Nb Db under the present condition.
Kinoshita, Motoyasu; Chen, Y.*; Kaneta, Yasunori*; Geng, H. Y.*; Iwasawa, Misako*; Onuma, Toshiharu*; Ichinomiya, Takashi*; Nishiura, Yasumasa*; Itakura, Mitsuhiro; Nakamura, Jinichi; et al.
no journal, ,
no abstracts in English
Chen, Y.*; Kaneta, Yasunori*; Geng, H. Y.*; Kinoshita, Motoyasu; Iwasawa, Misako*; Onuma, Toshiharu*; Nakamura, Jinichi
no journal, ,
no abstracts in English
Kinoshita, Motoyasu; Yasunaga, Kazufumi*; Sonoda, Takeshi*; Iwase, Akihiro*; Ishikawa, Norito; Sataka, Masao; Yasuda, Kazuhiro*; Matsumura, Sho*; Geng, H. Y.*; Ichinomiya, Takashi*; et al.
no journal, ,
We show the outline of achievements of New Cross Over (NXO) project. Concerning the grain subdivision of ceramics fuel at high burnup, we are trying to clarify the mechanisms and to develop the simulation methods. The main high lights are as follow as: (1) We have reproduced the grain subdivision of CeO, by means of ion implanter and TUNDEM accelerator. (2) We performed computational science study concerning the relocation of oxygen. In case of oxygen exess conditions, first principal calculation reproduced the orderring structure. TAD calculation shows that the exess oxygen compose clusters and diffuses rapidly even if low temperature.
Geng, H. Y.*; Chen, Y.*; Iwasawa, Misako*; Onuma, Toshiharu*; Kinoshita, Motoyasu
no journal, ,
Chen, Y.*; Kaneta, Yasunori*; Geng, H. Y.*; Shang, J. C.*; Iwasawa, Misako*; Onuma, Toshiharu*; Sonoda, Takeshi*; Ichinomiya, Takashi*; Suzudo, Tomoaki; Itakura, Mitsuhiro; et al.
no journal, ,
The outcome of the New Crossover Project Study is outlined. The computational results includes the ab-initio study, molecular dynamics, statistical dynamics/thermal dynamics and meso-scopic modeling, and the experimental results given by an accelerator is also mentioned. Finally, we mention the future plans and the problems.
Kaneta, Yasunori*; Geng, H. Y.*; Chen, Y.*; Iwasawa, Misako*; Onuma, Toshiharu*; Kinoshita, Motoyasu
no journal, ,
no abstracts in English