Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Kiyoshi Yoshikawa"'
Publikováno v:
Journal of Nuclear Science and Technology. 48:31-38
In this paper, we describe a detector system for finding land mines in the soil using 10.83 and 2.22 MeV capture γ-ray detections by neutron capture reactions with nitrogen and hydrogen, respectively. There are certain difficulties in land mine dete
Publikováno v:
Fusion Science and Technology. 52:1114-1118
A new Inertial Electrostatic Confinement (IEC) fusion device has been manufactured as a compact neutron source. This device consists of double jacket chambers to provide sufficient water cooling, having the diameters of inner and outer chambers of, r
Autor:
Seiji Shiroya, Kunihito Yamauchi, K. Masuda, Eiki Hotta, T. Takamatsu, Kiyoshi Yoshikawa, Hodaka Osawa, Tsuyoshi Misawa, Masami Ohnishi, Yoshimasa Takahashi
Publikováno v:
Fusion Science and Technology. 52:1092-1095
Current results are described on the research and development of the advanced humanitarian landmine detection system by using a compact discharge-type fusion neutron source called IECF (Inertial-El...
Autor:
Eiki Hotta, Seiji Shiroya, T. Takamatsu, Tsuyoshi Misawa, Kiyoshi Yoshikawa, Yoshiyuki Takahashi, Hodaka Osawa, Kai Masuda, Kunihito Yamauchi, Masami Ohnishi
Publikováno v:
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 261:299-302
Current results are described on the research and development of the advanced humanitarian landmine detection system by using a compact discharge-type fusion neutron source called IECF (Inertial-Electrostatic Confinement fusion) devices. With a 50 mm
Autor:
Kazunobu Nagasaki, Eiki Hotta, Toshiyuki Kohno, Masami Ohnishi, Masato Watanabe, Kiyoshi Yoshikawa, Kunihito Yamauchi, Morimasa Yuura, Mori Takamasa, Masaki Imoto, Seiji Shiroya, Hodaka Osawa, Hisayuki Toku, Misawa Tsuyoshi, Yasushi Yamamoto, T. Takamatsu, Toshiyuki Mizutani, Akitoshi Okino, Kai Masuda
Publikováno v:
ResearcherID
Scopus-Elsevier
Scopus-Elsevier
Current results are described on the research and development of an advanced anti-personnel landmine detection system by using a compact discharge-type fusion neutron source called IECF (Inertial-E...
Autor:
Y. M. Miura, K. Abe, Kiyoshi Yoshikawa, Makoto Matsukawa, Kunihiko Okano, Yoshihiko Uesugi, M Shimizu, Takaaki Fujita, M. Kuriyama, N. Hosogane, M. Shimada, S. Ishida, Hirotaka Kubo, T. Mizuuchi, S. Takeji, K. Yamaguchi, Yasuyuki Yagi, Ryuichi Shimada, S.-I. Itoh, Tomoaki Hino, Mikio Saigusa, Toshiyuki Takagi, H. Ninomiya, Kiyoshi Yatsu, M. Kikuchi, Akira Kohyama, Mizuki Sakamoto, Masahiro Wakatani, N. Miya, Seiichi Goto, Yoshio Ueda, Shunji Tsuji-Iio, Teruji Cho, Yuichi Ogawa, Kenkichi Ushigusa, Yuichi Takase, T. Yamamoto, Kazuo Toi, A. Kitsunezaki, T. Fujii, T. Ozeki, Makoto Ichimura, Akiyoshi Hatayama, Y. Murakami, Kazunobu Nagasaki, Makoto Katsurai, M. Satoh, Akira Ando, Yutaka Kamada, Tetsuo Tanabe, Hiroshi Horiike, M. Matsuoka, Akira Sakasai, Y. Miura, Kazuaki Hanada, Nobuhiro Nishino
Publikováno v:
Nuclear Fusion. 43:606-613
A fully superconducting tokamak named JT-60SC is designed for the modification programme of JT-60 to enhance economical and environmental attractiveness in tokamak fusion reactors. JT-60SC aims at realizing high-β steady-state operation in the use o
Autor:
Hiroshi Horiike, Ken Takiyama, T. Toku, Kai Masuda, Nobuyuki Inoue, Masami Ohnishi, Takahiro Koyama, Toshiteru Kii, Yasushi Yamamoto, Kiyoshi Yoshikawa, H. Hashimoto, K. Taruya
Publikováno v:
Nuclear Fusion. 41:717-720
Direct measurements of localized electric fields have been made by the laser induced fluorescence (LIF) method using the Stark effect in the central cathode core region of an inertial electrostatic confinement fusion (IECF) neutron (proton) source. T
Autor:
Nobuyuki Inoue, Takahiro Koyama, Kai Masuda, Masami Ohnishi, Hiroshi Horiike, K. Taruya, Yasushi Yamamoto, Hisayuki Toku, Kiyoshi Yoshikawa, H. Hashimoto
Publikováno v:
Fusion Technology. 39:562-566
Simultaneous measurements of neutrons and protons were carried out to identify D-D fusion reactions in an Inertial-Electrostatic Confinement Fusion (IECF) device, which is theoretically expected to produce D-D protons and neutrons in a dense plasma c
Autor:
Mitsunori Hasegawa, K. Taruya, M. Ohnishi, Kiyoshi Yoshikawa, Kai Masuda, Chikara Hoshino, Yasushi Yamamoto, Takahiro Koyama, Hisayuki Toku
Publikováno v:
Fusion Technology. 34:1071-1075
The dependence of neutron generation on the discharge current as well as the voltage in an IEC device is studied experimentally. We consider that the fusion events mainly occur between the accelera...
Publikováno v:
Fusion Engineering and Design. 42:207-211
The scaling of neutron generation versus ion current is important in evaluating the prospect of an inertial electrostatic confinement (IEC) as a neutron source. In this paper, the scaling of neutron generation versus ion current, I , based on the res