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Journal Articles

Measurement of radiation resistivity of ferrite permanent magnets irradiated by neutrons

Yako, Tomoki*; Iwashita, Yoshihisa*; Abe, Masashi*; Kurihara, Toshikazu*; Fukuda, Masafumi*; Sato, Masaharu*; Sugimura, Takashi*; Fuwa, Yasuhiro; Takamiya, Koichi*; Iinuma, Yuto*

Proceedings of 16th Annual Meeting of Particle Accelerator Society of Japan (Internet), p.1003 - 1005, 2019/10

Permanent magnets are used as materials for beam optics elements, but it is known that radiation demagnetization occurs in neodymium magnets and samarium cobalt magnets. However, there is not enough information on the radiation demagnetization of ferrite magnets which is weak in strength but inexpensive. In order to verify the suitability of the ferrite magnet as a beam optics element, radiation demagnetization experiments by neutron irradiation of the ferrite magnet were carried out at the Kyoto University Research Reactor (KUR). In the experiment, neutron fluence up to $$10^{17}$$cm$$^{-2}$$ was irradiated, and no significant demagnetization was detected on the fluence.

Journal Articles

Observation of a $$p$$-wave one-neutron halo configuration on $$^{37}$$Mg

Kobayashi, Nobuyuki*; Nakamura, Takashi*; Kondo, Yosuke*; Tostevin, J. A.*; Utsuno, Yutaka; Aoi, Nori*; Baba, Hidetada*; Barthelemy, R.*; Famiano, M. A.*; Fukuda, Naoki*; et al.

Physical Review Letters, 112(24), p.242501_1 - 242501_5, 2014/06

 Times Cited Count:90 Percentile:94.35(Physics, Multidisciplinary)

no abstracts in English

Journal Articles

Evidence for a new nuclear "magic number" from the level structure of $$^{54}$$Ca

Steppenbeck, D.*; Takeuchi, Satoshi*; Aoi, Nori*; Doornenbal, P.*; Matsushita, Masafumi*; Wang, H.*; Baba, Hidetada*; Fukuda, Naoki*; Go, Shintaro*; Homma, Michio*; et al.

Nature, 502(7470), p.207 - 210, 2013/10

 Times Cited Count:286 Percentile:99.78(Multidisciplinary Sciences)

no abstracts in English

Journal Articles

Progress in R&D efforts on the energy recovery linac in Japan

Sakanaka, Shogo*; Ago, Tomonori*; Enomoto, Atsushi*; Fukuda, Shigeki*; Furukawa, Kazuro*; Furuya, Takaaki*; Haga, Kaiichi*; Harada, Kentaro*; Hiramatsu, Shigenori*; Honda, Toru*; et al.

Proceedings of 11th European Particle Accelerator Conference (EPAC '08) (CD-ROM), p.205 - 207, 2008/06

Future synchrotron light sources based on the energy-recovery linacs (ERLs) are expected to be capable of producing super-brilliant and/or ultra-short pulses of synchrotron radiation. Our Japanese collaboration team is making efforts for realizing an ERL-based hard X-ray source. We report recent progress in our R&D efforts.

Journal Articles

Reduced transport and E$$_{R}$$ shearing in improved confinement regimes in JT-60U

Shirai, Hiroshi; Kikuchi, Mitsuru; Takizuka, Tomonori; Fujita, Takaaki; Koide, Yoshihiko; Rewoldt, G.*; Mikkelsen, D. R.*; Budny, R.*; Tang, W. M.*; Kishimoto, Yasuaki; et al.

Fusion Energy 1998, 2, p.405 - 412, 1999/00

no abstracts in English

Journal Articles

Reduced transport and Er shearing in improved confinement regimes in JT-60U

Shirai, Hiroshi; Kikuchi, Mitsuru; Takizuka, Tomonori; Fujita, Takaaki; Koide, Yoshihiko; Rewoldt, G.*; Mikkelsen, D. R.*; Budny, R.*; Tang, W. M.*; Kishimoto, Yasuaki; et al.

Nuclear Fusion, 39(11Y), p.1713 - 1722, 1999/00

 Times Cited Count:68 Percentile:87.25(Physics, Fluids & Plasmas)

no abstracts in English

Journal Articles

High triangularity discharges with improved stability and confinement in JT-60U

Kamada, Yutaka; Yoshino, Ryuji; Ushigusa, Kenkichi; Neyatani, Yuzuru; Oikawa, Toshihiro; Naito, Osamu; Tokuda, Shinji; Shirai, Hiroshi; Takizuka, Tomonori; Ozeki, Takahisa; et al.

Fusion Energy 1996, Vol.1, p.247 - 258, 1997/00

no abstracts in English

Journal Articles

Time evolution of transport properties in JT-60U H-mode plasmas with improved core confinement

Shirai, Hiroshi; Takizuka, Tomonori; Koide, Yoshihiko; Kamada, Yutaka; Ishida, Shinichi; Mori, Masahiro; Naito, Osamu; Sato, Masayasu; Isei, Nobuaki; Fukuda, Takeshi; et al.

Plasma Physics and Controlled Fusion, 38(8), p.1455 - 1460, 1996/08

 Times Cited Count:5 Percentile:20.7(Physics, Fluids & Plasmas)

no abstracts in English

Journal Articles

Onset condition of ELMs in JT-60U

Kamada, Yutaka; Yoshino, Ryuji; Neyatani, Yuzuru; Sato, Masayasu; Tokuda, Shinji; Azumi, Masafumi; Takeji, Satoru; Ushigusa, Kenkichi; Fukuda, Takeshi; Mori, Masahiro; et al.

Plasma Physics and Controlled Nuclear Fusion, 38(8), p.1387 - 1391, 1996/08

 Times Cited Count:45 Percentile:78.85(Physics, Fluids & Plasmas)

no abstracts in English

Journal Articles

Non-dimensional transport scaling and its correlation with local transport properties in JT-60U plasmas

Shirai, Hiroshi; Takizuka, Tomonori; Kikuchi, Mitsuru; Mori, Masahiro; Nishitani, Takeo; Ishida, Shinichi; Kamada, Yutaka; Sato, Masayasu; Isei, Nobuaki; Koide, Yoshihiko; et al.

IAEA-CN-60/A2-17, 0, p.355 - 364, 1995/00

no abstracts in English

Journal Articles

H mode of high toroidal field plasmas in JT-60U

Sato, Masayasu; Kikuchi, Mitsuru; Fukuda, Takeshi; *; Kamada, Yutaka; Mori, Masahiro; Shirai, Hiroshi; Takizuka, Tomonori; A.A.E.von-Blokland*; Ishida, Shinichi; et al.

IAEA-CN-60/A2-9, 0, p.265 - 274, 1995/00

no abstracts in English

Journal Articles

Ion temperature profile simulation of JT-60 and TFTR plasmas with ion temperature gradient mode transport models

Shirai, Hiroshi; Hirayama, Toshio; Koide, Yoshihiko; Yoshida, Hidetoshi; Naito, Osamu; Sato, Masayasu; Fukuda, Takeshi; Sugie, Tatsuo; Azumi, Masafumi; D.R.Mikkelsen*; et al.

Nuclear Fusion, 34(5), p.703 - 727, 1994/00

 Times Cited Count:7 Percentile:31.19(Physics, Fluids & Plasmas)

no abstracts in English

Journal Articles

Achievement of high fusion triple product in the JT-60U high $$beta$$$$_{P}$$ H mode

Mori, Masahiro; Ishida, Shinichi; Ando, Toshiro; ; Asakura, Nobuyuki; Azumi, Masafumi; A.A.E.van-Blokland*; G.J.Frieling*; Fujii, Tsuneyuki; Fujita, Takaaki; et al.

Nuclear Fusion, 34(7), p.1045 - 1053, 1994/00

 Times Cited Count:32 Percentile:80(Physics, Fluids & Plasmas)

no abstracts in English

Journal Articles

H-mode experiments with outer and lower divertors in JT-60

Nakamura, Hiroo; Tsuji, Shunji; ; Ozeki, Takahisa; Ishida, Shinichi; Azumi, Masafumi; Akiba, Masato; Ando, Toshiro; Fujii, Tsuneyuki; Fukuda, Takeshi; et al.

Nuclear Fusion, 30(2), p.235 - 250, 1990/02

 Times Cited Count:16 Percentile:53.11(Physics, Fluids & Plasmas)

no abstracts in English

JAEA Reports

Results of the H-mode experiments with outer and lower divertors

Nakamura, Hiroo; Tsuji, Shunji; ; Ozeki, Takahisa; Ishida, Shinichi; Azumi, Masafumi; Akiba, Masato; Ando, Toshiro; Fujii, Tsuneyuki; Fukuda, Takeshi; et al.

JAERI-M 89-106, 52 Pages, 1989/08

JAERI-M-89-106.pdf:1.27MB

no abstracts in English

Journal Articles

Second harmonic ICRF heating experiments in JT-60

Fujii, Tsuneyuki; Kimura, Haruyuki; Saigusa, Mikio; Akiba, Masato; Ando, Toshiro; ; Aoyagi, Tetsuo; ; Azumi, Masafumi; Fukuda, Takeshi; et al.

Plasma Physics and Controlled Nuclear Fusion Research 1988, Vol.1, p.605 - 610, 1989/00

no abstracts in English

16 (Records 1-16 displayed on this page)
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