Search Results - "Hidekuma, S."

Edge electric-field profiles of H-mode plasmas in the JFT-2M tokamak by IDA, K, HIDEKUMA, S, MIURA, Y, FUJITA, T, MORI, M, HOSHINO, K, SUZUKI, N, YAMAUCHI, T

“…The structure of the edge radial electric field {ital E}{sub {ital r}} inferred from the poloidal rotation velocity is compared with that of the particle and…”
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Discovery of Electric Pulsation in a Toroidal Helical Plasma by Fujisawa, A., Iguchi, H., Idei, H., Kubo, S., Matsuoka, K., Okamura, S., Tanaka, K., Minami, T., Ohdachi, S., Morita, S., Zushi, H., Lee, S., Osakabe, M., Akiyama, R., Yoshimura, Y., Toi, K., Sanuki, H., Itoh, K., Shimizu, A., Takagi, S., Ejiri, A., Takahashi, C., Kojima, M., Hidekuma, S., Ida, K., Nishimura, S., Isobe, M., Inoue, N., Sakamoto, R., Itoh, S.-I., Hamada, Y., Fujiwara, M.

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Evidence for a toroidal-momentum-transport nondiffusive term from the JFT-2M tokamak by Ida, K., Miura, Y., Matsuda, T., Itoh, K., Hidekuma, S., Itoh, S., JFT-2M Group

“…Toroidal rotation velocity profiles are measured by multichord charge-exchange spectroscopy for discharges where the direction of the neutral beams is changed…”
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Dynamic Behavior of Potential in the Plasma Core of the CHS Heliotron/Torsatron by Fujisawa, A., Iguchi, H., Sanuki, H., Itoh, K., Lee, S., Hamada, Y., Kubo, S., Idei, H., Crowley, T. P., Akiyama, R., Tanaka, K., Minami, T., Ida, K., Nishimura, S., Morita, S., Kojima, M., Hidekuma, S., Itoh, S.-I., Takahashi, C., Inoue, N., Suzuki, H., Okamura, S., Matsuoka, K.

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Distributed processing and network of data acquisition and diagnostics control for large helical device (LHD) by Nakanishi, H., Kojima, M., Hidekuma, S.

“…The LHD (large helical device) data processing system has been designed in order to deal with the huge amount of diagnostics data of 600∼900 MB per 10 s…”
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Object-oriented design for LHD data acquisition using client-server model by Kojima, M., Nakanishi, H., Hidekuma, S.

“…The LHD data acquisition system handles >600 MB data per shot. The fully distributed data processing and the object-oriented system design are the main…”
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Evidence for a toroidal-momentum-transport nondiffusive term from the JFT-2M tokamak by Ida, K, Miura, Y, Matsuda, T, Itoh, K, Hidekuma, S, Itoh, S

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High ion temperature mode in Heliotron-E by Ida, K, Kondo, K, Nagasaki, K, Hamada, T, Hidekuma, S, Sano, F, Zushi, H, Mizuuchi, T, Okada, H, Besshou, S, Funaba, H, Watanabe, K, Obiki, T

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Density peaking in the JFT-2M tokamak plasma with counter neutral-beam injection by IDA, K, ITOH, S.-I, YAMAUCHI, T, ITOH, K, HIDEKUMA, S, MIURA, Y, KAWASHIMA, H, MORI, M, MATSUDA, T, SUZUKI, N, TAMAI, H

“…A significant particle pinch and reduction of the effective thermal diffusivity are observed after switching the neutral beam direction from coinjection to…”
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Large Helical Device (LHD) program by FUJIWARA, M, YAMAZAKI, K, SUGAMA, H, ICHIGUCHI, K, MURAKAMI, S, MOTOJIMA, O, YAMAMOTO, J, SATOW, T, YANAGI, N, IMAGAWA, S, TAKAHATA, K, TAMURA, H, OKAMOTO, M, NISHIMURA, A, KOMORI, A, INOUE, N, NODA, N, SAGARA, A, KUBOTA, Y, AKAISHI, N, SATOH, S, TANAHASHI, S, CHIKARAISHI, H, TODOROKI, J, MITO, T, YAMADA, S, YAMAGUCHI, S, SUDO, S, SATO, K. N, WATARI, T, KURODA, T, KANEKO, O, OHKUBO, K, KITAGAWA, S, AMANO, T, ANDO, A, IDEI, H, TSUMORI, K, KUBO, S, KUMAZAWA, R, MUTOH, T, OKA, Y, SATO, M, SEKI, T, SHIMOZUMA, T, WATANABE, T, TAKEIRI, Y, HAMADA, Y, NARIHARA, K, KAWAHATA, K, FUJISAWA, S, HIDEKUMA, S, MINAMI, T, YAMADA, I, EJIRI, A, TANAKA, K, HAYASHI, T, SANUKI, H, NAKAJIMA, N, ITOH, K

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Role of edge magnetic shear on the limiter H-mode transition of the JIPP T-IIU tokamak by TOI, K, KAWAHATA, K, ADATI, K, ANDO, R, AOKI, T, HIDEKUMA, S, HIROKURA, S, KANEKO, O, KARITA, A, KAWAMOTO, T, KAWASUMI, Y, KURODA, T, MORITA, S, WATARI, T, KUMAZAWA, R, IDA, K, ANDO, A, OKA, Y, SAKAMOTO, M, HAMADA, Y

“…In a circular cross-section plasma bounded by a limiter, the {ital H}-mode transition is triggered by a rapid rampdown in plasma current during auxiliary…”
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Potential profile measurements on compact helical system (CHS) using a 200 keV heavy ion beam probe by Fujisawa, A, Iguchi, H, Lee, S, Crowley, T.P, Hamada, Y, Hidekuma, S, Kojima, M, Kubo, S, Idei, H, Nishimura, K, Okamura, S, Matsuoka, K

“…A 200 keV heavy ion beam probe system has been prepared to measure potential profiles in the compact helical system. Probing beam trajectory is successfully…”
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Measurement of ablation cloud parameters and plasma potential with on/off-axis pellet injection in the JIPP T-IIU tokamak by Sakakita, H, Sato, K.N, Nomura, I, Hamada, Y, Nishizawa, A, Kawasumi, Y, Ida, K, Xu, J, Narihara, K, Toi, K, Ejiri, A, Seki, T, Adachi, K, Iguchi, H, Fujisawa, A, Liang, R, Sakamoto, M, Kano, Y, Hirokura, S, Hidekuma, S, Kojima, M

“…A pellet injection system with controllability of the injection angle has been developed and installed in the JIPP T-IIU tokamak. A long helical ablation cloud…”
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Electron temperature measurements by TV Thomson scattering in Heliotron E by Funaba, H, Okada, H, Sano, F, Kondo, K, Kinoshita, T, Hanatani, K, Nagasaki, K, Watanabe, K, Sudo, S, Ida, K, Mizuuchi, T, Zushi, H, Besshou, S, Nakasuga, M, Hidekuma, S, Christou, C, Kurimoto, Y, Hamada, T, Yaguchi, K, Tohshi, K, Senju, T, Kobayashi, S, Sakamoto, K, Kado, S, Ijiri, Y, Obiki, T

“…A TV Thomson scattering system, which consists of three framing cameras with image intensifiers and cooled charge coupled device cameras, has been developed on…”
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Preferential Radiofrequency Plugging of Multi-Ion Species Plasmas in a Static Cusped Confinement System by Hidekuma, S., Hiroe, S., Watari, T., Shoji, T., Sato, T., Takayama, K.

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Scaling studies on RF plugging potential in the cusp-anchored mirror device, RFC-XX-M by KUMAZAWA, R, ADATI, K, HATORI, T, GARNER, H. R, HOWALD, A. M, LEIKIND, B. J, AOKI, T, FUJITA, H, HIDEKUMA, S, KAWAMOTO, T, MASUMOTO, H, NISHIMURA, K, OKAMURA, S, SATO, T

“…A scaling relation for the RF plugging potential is investigated in the line cusp plasma of a cusp-anchored mirror device, RFC-XX-M. The RF plugging potential…”
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Measurements of atomic hydrogen-density profiles in the RFC-XX-M machine using laser fluorescence spectroscopy at the Hα transition by MURAOKA, K, UCHINO, K, AOKI, T, FUJITA, H, HATTORI, K, HIDEKUMA, S, OKUBO, Y, SATO, T, GARNER, H. R, BAKER, D. R, PRICE, H. D, ITSUMI, Y, HAMAMOTO, M, MAEDA, M, AKAZAKI, M, KAWAMOTO, T, KUMAZAWA, R, OKAMURA, S, ADATI, K

“…To assist in the study of the power balance in a linear confinement machine, atomic hydrogen-density profiles in plasmas of the RFC-XX-M device were measured…”
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