Výsledky vyhledávání - "Kenshi Sagara"

A windowless gas target for low-energy 4He (12C, 16O) γ experiment: improvement to reduce 16O backgrounds

Autor: Kenichi Hamamoto, D. Kodama, Kunihiro Fujita, T. Mituzumi, Kenshi Sagara, Hiroyuki Yamaguchi, Tadahiko Ban, Nariaki Tao, Yoshihiro Narikiyo

Publikováno v: Journal of Radioanalytical and Nuclear Chemistry. 305:903-906

A blow-in type windowless thick He gas target has been developed to measure 4He(12C,16O) γ cross section for astrophysical interests. We use a 12C beam of energy from 6 to 2.8 MeV and detect 16O recoils at forward angles. Numerous 12C backgrounds ha

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c60e7bebf4791c166f4e6215ecd59e2b
https://doi.org/10.1007/s10967-015-4033-5

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Charge state distribution of 16O from the 4He(12C,16O)γ reaction of astrophysical interest studied both experimentally and theoretically

Autor: Tatsuki Mitsuzumi, Takashi Teranishi, Shengjin Liu, I. Yu. Tolstikhina, S. Matsuda, Kenshi Sagara, Kunihiro Fujita, Makoto Sakurai, Hiroyuki Yamaguchi, Makoto Iwazaki, Mariya T. Rosary, Daiji Kato

Publikováno v: Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 328:14-19

In astrophysics, He-4(C-12,O-16)gamma reaction places an important role. At Kyushu University Tandem accelerator Laboratory (KUTL), the measurement of He-4(C-12,O-16)gamma cross section is in progress in the energy range of astrophysical nuclear reac

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::54abe756185855c10b774f4a441a67e2
https://doi.org/10.1016/j.nimb.2014.02.115

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Evaluation of gamma-ray and neutron energy for area monitoring system in the IFMIF/EVEDA accelerator building

Autor: Hiroki Takahashi, Sunao Maebara, Nobuhiro Shigyo, Keiichi Hirabayashi, Yukinobu Watanabe, Kosuke Hidaka, Kenshi Sagara, Hironao Sakaki

Publikováno v: Fusion Engineering and Design. 87:1235-1238

The engineering validation of the IFMIF/EVEDA prototype accelerator, up to 9 MeV by supplying the deuteron beam of 125 mA, will be performed at the BA site in Rokkasho. A design of this area monitoring system, comprising of Si semiconductors and ioni

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b78b09901ed28111efe1342c87af3aa6
https://doi.org/10.1016/j.fusengdes.2012.02.109

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Design of gamma-ray and neutron area monitoring system for the IFMIF/EVEDA accelerator building

Autor: Keiichi Hirabayashi, H. Shidara, Yukinobu Watanabe, Kosuke Hidaka, Kenshi Sagara, Hironao Sakaki, Hiroki Takahashi, Sunao Maebara, Takashi Kubo, Nobuhiro Shigyo, Hiroshi Takeuchi, Toshiyuki Kojima

Publikováno v: Fusion Engineering and Design. 86:2795-2798

In the IFMIF/EVEDA accelerator, the engineering validation of the personnel protection system (PPS) is planned at the BA site in Rokkasho, Aomori, Japan. The PPS inhibits the beam by receiving the interlock signal from the gamma-ray and neutron monit

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c8279594052ae6ca55432b4f3b7713dd
https://doi.org/10.1016/j.fusengdes.2011.02.074

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Measurement of Deuteron Induced Thick Target Neutron Yields at 9 MeV

Autor: Kenshi Sagara, Hidetaka Hirano, Yuki Nakamura, S. Maebaru, D. Moriguchi, S. Hirayama, Takehito Watanabe, Hironao Sakaki, Hiroki Takahashi, Yukinobu Watanabe, Kosuke Hidaka, Keiichi Hirabayashi, Y. Naitou, C. Motooka, C. Lan, M. Kumabe, Nobuhiro Shigyo

Publikováno v: Journal of the Korean Physical Society. 59:1725-1728

The double differential thick target neutron yields from 9 MeV deuteron incidence were measured at the Kyushu University Tandem Accelerator Laboratory. A copper and a titanium foils which are thick enough for a deuteron to stop in the foils were plac

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::025ef2bf556e071479af640156f5e2a5
https://doi.org/10.3938/jkps.59.1725

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MEASUREMENT AND RE-ANALYSIS OF TENSOR ANALYZING POWER OF pd RADIATIVE CAPTURE AT RCNP

Autor: H. Okamura, Kunihiro Fujita, Kichiji Hatanaka, Tomotsugu Wakasa, Atsushi Tamii, Takeo Kawabata, Yukie Maeda, S. Kuroita, Y. Shimizu, Yuji Tameshige, Yasuhiro Sakemi, Hiroshi Matsubara, Kimiko Sekiguchi, Kenshi Sagara

Publikováno v: Modern Physics Letters A. 24:831-834

We made again an experiment of pd radiative capture at [Formula: see text], and obtained Axx, Ayy and Azz (= -Axx - Ayy) data using a newly-developed data-analysis method of high detection efficiency. Re-analysis of previous data on Axx and Ayy was a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::00cd6c6fe274cca090f12366ef394235
https://doi.org/10.1142/s0217732309000103

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Direct Measurement of the 4He(12C, 16O)γ Total Cross Section Near Stellar Energies

Autor: Kunihiro Fujita, Hiroyuki Yamaguchi, Kenichi Hamamoto, Nariaki Tao, Yoshihiro Narikiyo, Tadahiko Ban, Kenshi Sagara

Publikováno v: EPJ Web of Conferences, Vol 93, p 03005 (2015)

A cross section measurement employing a direct 16O detection method for the reaction energies from Ecm = 2.4 to 0.7 MeV is planned at Kyushu University Tandem Laboratory (KUTL). To perform this experiment and to obtain quantitative information about

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::060e06e30979fb428f411d1dcf514ada
https://doaj.org/article/18f803a5b2e546c3a33ed66b6e3c9970

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