Search Results - "SHIKAMA, T"

Current status of nanostructured tungsten-based materials development by Kurishita, H, Matsuo, S, Arakawa, H, Sakamoto, T, Kobayashi, S, Nakai, K, Okano, H, Watanabe, H, Yoshida, N, Torikai, Y, Hatano, Y, Takida, T, Kato, M, Ikegaya, A, Ueda, Y, Hatakeyama, M, Shikama, T

“…Nanostructured tungsten (W)-based materials offer many advantages for use as plasma facing materials and components exposed to heavy thermal loads combined…”
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Development of a multipurpose rig for material irradiation tests in BR2 by Rossaert, B., Toyama, T., Yamazaki, M., Suzuki, K., Narui, M., Shikama, T., Sikik, E., Jacquet, P., Van Dyck, S.

“…A generic rig with a large range of possible irradiation conditions has been successfully developed for the BR2 material test reactor at SCK CEN. The rig…”
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Atomic and ionic hydrogen flux probe for quantitative in-situ monitoring of hydrogen recycling by Kuzmin, A., Miura, K., Kobayashi, M., Hanada, K., Fujii, K., Shikama, T., Hasuo, M., Zushi, H.

“…A new combination diagnostic as a hydrogen recycling monitor in harsh conditions is proposed. Combining permeation membrane probe with a Langmuir probe…”
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Hydrogen behavior in carbon and graphite before and after neutron irradiation – Trapping, diffusion and the simulation of bulk retention by Atsumi, H., Tanabe, T., Shikama, T.

“…Bulk hydrogen retention and the mechanisms of hydrogen transport in graphite and carbon materials are summarized in the first half of the paper. From the…”
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Spectroscopic measurement of increases in hydrogen molecular rotational temperature with plasma-facing surface temperature and due to collisional-radiative processes in tokamaks by Yoneda, N., Shikama, T., Scotti, F., Hanada, K., Iguchi, H., Idei, H., Onchi, T., Ejiri, A., Ido, T., Kono, K., Peng, Y., Osawa, Y., Yatomi, G., Kidani, A., Kudo, M., Hiraka, R., Takeda, K., Bell, R.E., Maan, A., Boyle, D.P., Majeski, R., Soukhanovskii, V.A., Groth, M., McLean, A.G., Wilcox, R.S., Lasnier, C., Nakamura, K., Nagashima, Y., Ikezoe, R., Hasegawa, M., Kuroda, K., Higashijima, A., Nagata, T., Shimabukuro, S., Niiya, I., Sekiya, I., Hasuo, M.

“…Spatially resolved rotational temperature of ground state hydrogen molecules desorbed from plasma-facing surface was measured in QUEST, LTX-β, and DIII-D…”
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Thermal desorption of hydrogen from carbon and graphite at elevated temperatures by Atsumi, H., Takemura, Y., Konishi, T., Tanabe, T., Shikama, T.

“…Thermal desorption spectrometry (TDS) has been investigated to obtain fundamental information of hydrogen behavior in graphite and CFC especially at high…”
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Dynamic measurements of radiation-induced electrical-property modifications in CVD-SiC under fast-neutron irradiation by Tsuchiya, B., Shikama, T., Nagata, S., Saito, K., Nozawa, T.

“…In situ measurements of the volume electrical conductivities of chemical-vapor-deposited silicon carbide (CVD-SiC) samples were carried out under irradiation…”
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Damage and recovery processes for the luminescence of irradiated PEN films by Nagata, S., Mitsuzuka, M., Onodera, S., Yaegashi, T., Hoshi, K., Zhao, M., Shikama, T.

“…The degradation and recovery of the optical emission characteristics of polyethylene naphthalate (PEN) films were studied during irradiation with MeV protons…”
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Desorption of hydrogen trapped in carbon and graphite by Atsumi, H., Takemura, Y., Miyabe, T., Konishi, T., Tanabe, T., Shikama, T.

“…Thermal desorption behavior of deuterium (D2) from isotropic graphites and a carbon fiber carbon composite (CFC) charged with D2 gas has been investigated to…”
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Radiation-resistant optical fiber/scintillator system for gamma-ray monitor by Toh, K., Nakamura, T., Yamagishi, H., Sakasai, K., Soyama, K., Shikama, T.

“…A scintillator-based gamma-ray detection system that uses a radiation-resistant optical fiber was developed. The system consisted of two radiation-resistant…”
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Observation of the polarization resolved A(2)DELTA-X(2)PI transition spectra of CH under a strong magnetic field relevant to a fusion plasma by Shikama, T, Hasuo, M

“…A magnetic field effect on the Q-branch spectra of the CH A(2)DELTA-X(2)PI transition is investigated using a pure methane glow discharge plasma installed in a…”
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Ion-induced luminescence and damage process of LiTaO3 by Hoshi, K., Nagata, S., Zhao, M., Shikama, T.

“…In order to examine the basic characteristics of light emission and damage accumulation in lithium tantalate (LiTaO3), ion-induced luminescence was measured. A…”
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Recent research activities on functional ceramics for insulator, breeder and optical sensing systems in fusion reactors by Nagata, S., Katsui, H., Hoshi, K., Tsuchiya, B., Toh, K., Zhao, M., Shikama, T., Hodgson, E.R.

“…The paper presents a brief overview of current research activities on functional ceramic materials for insulating components, tritium breeder and optical…”
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Magnetic anisotropy and spin-glass behavior in single crystalline U2PdSi3 by Li, D X, Kimura, A, Haga, Y, Nimori, S, Shikama, T

“…We present the magnetic and transport properties of single crystalline U(2)PdSi(3) measured with the magnetic field (H) (or measuring current, I) applied along…”
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Recent results of divertor simulation research using an end-cell of a large tandem mirror device by Nakashima, Y., Takeda, H., Ichimura, K., Hosoi, K., Sakamoto, M., Hirata, M., Ichimura, M., Ikezoe, R., Imai, T., Ishii, T., Kariya, T., Katanuma, I., Kohagura, J., Minami, R., Numakura, T., Ueda, H., Yoshikawa, M., Asakura, N., Furuta, T., Hatayama, A., Hirooka, Y., Kado, S., Masuzaki, S., Matsuura, H., Nagata, S., Nishino, N., Ohno, N., Sagara, A., Shikama, T., Shoji, M., Toma, M., Tonegawa, A., Ueda, Y.

“…This paper describes the results of characterization of high heat and particle fluxes produced at the end-cell of the large tandem mirror GAMMA 10 and of the…”
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Observation of the polarization resolved A2Δ–X2Π transition spectra of CH under a strong magnetic field relevant to a fusion plasma by Shikama, T., Hasuo, M.

“…A magnetic field effect on the Q-branch spectra of the CH A2Δ–X2Π transition is investigated using a pure methane glow discharge plasma installed in a…”
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Hydrogen trapping and luminescence characteristic in ion-implanted Li2TiO3 and Li2ZrO3 by Katsui, H., Nagata, S., Tsuchiya, B., Shikama, T.

“…Hydrogen trapping and its interaction with defects in Li2TiO3and Li2ZrO3that were irradiated with hydrogen isotopes and exposed to air were investigated using…”
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Progress of divertor simulation research toward the realization of detached plasma using a large tandem mirror device by Nakashima, Y., Takeda, H., Ichimura, K., Hosoi, K., Oki, K., Sakamoto, M., Hirata, M., Ichimura, M., Ikezoe, R., Imai, T., Iwamoto, M., Hosoda, Y., Katanuma, I., Kariya, T., Kigure, S., Kohagura, J., Minami, R., Numakura, T., Takahashi, S., Yoshikawa, M., Asakura, N., Fukumoto, M., Hatayama, A., Hirooka, Y., Kado, S., Kubo, H., Masuzaki, S., Matsuura, H., Nagata, S., Nishino, N., Ohno, N., Sagara, A., Shikama, T., Shoji, M., Tonegawa, A., Ueda, Y.

“…This paper describes the results of the experiments performed on Tandem Mirror device GAMMA 10/PDX mainly using a new “divertor simulation experimental module…”
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Effects of neutrons and gamma-rays on polymethylmethacrylate plastic optical fiber by Toh, K., Sakasai, K., Nakamura, T., Soyama, K., Shikama, T.

“…The effects of neutron and gamma-ray irradiation on a polymethylmethacrylate (PMMA) plastic optical fiber (POF) were investigated. An improvement in the…”
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Overview of recent progress on steady state operation of all-metal plasma facing wall device QUEST by Hanada, K., Yoshida, N., Hasegawa, M., Oya, M., Oya, Y., Takagi, I., Hatayama, A., Shikama, T., Idei, H., Nagashima, Y., Ikezoe, R., Onchi, T., Kuroda, K., Kawasaki, S., Higashijima, A., Nagata, T., Shimabukuro, S., Nakamura, K., Murakami, S., Takase, Y., Gao, X., Liu, H., Qian, J.

“…•QUEST has been equipped with the hot wall to control fuel particle balance.•The plasma pulse duration was longer after the installation of the hot wall.•The…”
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