Research Output

2011

Dynamics of mode number bicoherence computed from two-dimensional data of a magnetized plasma column

Oldenburger, S., Lemoine, N., Bousselin, G., Inagaki, S., Kobayashi, T., Brandt, C., Windisch, T., Brochard, F., Bonhomme, G., Itoh, K. & Itoh, S. I., Dec 1 2011, 38th EPS Conference on Plasma Physics 2011, EPS 2011 - Europhysics Conference Abstracts. p. 688-691 4 p. (38th EPS Conference on Plasma Physics 2011, EPS 2011 - Europhysics Conference Abstracts; vol. 35 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Eddy current-adjusted plasma shape reconstruction by Cauchy condition surface method on QUEST

Nakamura, K., Jiang, Y., Liu, X. L., Mitarai, O., Kurihara, K., Kawamata, Y., Sueoka, M., Hasegawa, M., Tokunaga, K., Zushi, H., Hanada, K., Fujisawa, A., Sakamoto, M., Idei, H., Kawasaki, S., Nakashima, H., Higashijima, A. & Araki, K., Oct 1 2011, In : Fusion Engineering and Design. 86, 6-8, p. 1080-1084 5 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Electrode biasing experiment in the Large Helical Device

Kitajima, S., Takahashi, H., Ishii, K., Sato, J., Ambo, T., Kanno, M., Okamoto, A., Sasao, M., Inagaki, S., Takayama, M., Masuzaki, S., Shoji, M., Ashikawa, N., Tokitani, M., Yokoyama, M., Suzuki, Y., Shimozuma, T., Ido, T., Shimizu, A., Nagayama, Y. & 8 others, Tokuzawa, T., Nishimura, K., Morisaki, T., Kubo, S., Kasahara, H., Mutoh, T., Yamada, H. & Tatematsu, Y., Aug 1 2011, In : Nuclear Fusion. 51, 8, 083029.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Electron Cyclotron / Bernstein wave heating and current drive experiments using phased-array antenna in QUEST

Idei, H., Zushi, H., Hanada, K., Nakamura, K., Fujisawa, A., Hasegawa, M., Yoshida, N., Sakamoto, M., Watanebe, H., Tokunaga, K., Nagashima, Y., Ejiri, A., Sakaguchi, M., Kalinnikova, E., Ishiguro, M., Tashima, S., Fukuyama, A., Igami, H., Kubo, S., Sharma, S. K. & 14 others, Ryokai, T., Liu, H. Q., Isobe, M., Nagaoka, K., Nakanishi, H., Nishino, N., Kawasaki, S., Nakashima, H., Higashijima, A., Takase, Y., Maekawa, T., Mitarai, O., Kikuchi, M. & Toi, K., Dec 1 2011, Radio Frequency Power in Plasmas - Proceedings of the 19th Topical Conference. p. 473-476 4 p. (AIP Conference Proceedings; vol. 1406).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Energy channeling from energetic particles to bulk ions via beam-driven geodesic acoustic modes - GAM channeling

Sasaki, M., Itoh, K. & Itoh, S. I., Aug 1 2011, In : Plasma Physics and Controlled Fusion. 53, 8, 085017.

Research output: Contribution to journalArticle

28 Citations (Scopus)

Evaluation of edge electron temperature fluctuation by the use of fast voltage scanning method on TST-2

Nagashima, Y., Ejiri, A., Takase, Y., Sonehara, M., Kakuda, H., Oosako, T., Hiratsuka, J., Watanabe, O., Yamaguchi, T., Kobayashi, H., Wakatsuki, T., Sakamoto, T., Hanashima, K., Ambo, T., Shino, R. & Inagaki, S., Dec 1 2011, In : Plasma and Fusion Research. 6, 1 SPECIAL ISSUE, 2402036.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Evaluation of electron temperature fluctuations using two different probe techniques in Plasma Assembly for Nonlinear Turbulence Analysis (PANTA)

Kawashima, K., Miyoshi, Y., Oldenbürger, S., Inagaki, S., Arakawa, H., Nagashima, Y., Yamada, T., Sasaki, M., Kobayashi, T., Uriu, K., Sugita, S., Yagi, M., Kasuya, N., Fujisawa, A., Itoh, S. I. & Itoh, K., Jan 1 2011, In : Plasma and Fusion Research. 6, 2406118.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Evaluation of electron temperature fluctuations using two different probe techniques in Plasma Assembly For Nonlinear Turbulence Analysis (PANTA)

Kawashima, K., Miyoshi, Y., Oldenbürger, S., Shigeru, I., Arakawa, H., Nagashima, Y., Yamada, T., Sasaki, M., Kobayashi, T., Uriu, K., Sugita, S., Yagi, M., Kasuya, N., fujisawa, A., Itoh, S. I. & Itoh, K., Dec 1 2011, In : Plasma and Fusion Research. 6, 1 SPECIAL ISSUE, 2402118.

Research output: Contribution to journalArticle

1 Citation (Scopus)
12 Citations (Scopus)

Extraction residue analysis on F82H-BA07 heat and other reduced activation ferritic/martensitic steels

Nagasaka, T., Hishinuma, Y., Muroga, T., Li, Y., Watanabe, H., Tanigawa, H., Sakasegawa, H. & Ando, M., Oct 1 2011, In : Fusion Engineering and Design. 86, 9-11, p. 2581-2584 4 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

First ohmic discharge assisted with RF power in QUEST spherical tokamak

Mitarai, O., Nakamura, K., Tashima, S., Hasegawa, M., Idei, H., Sakamoto, M., Hanada, K., Zushi, H., Sato, K., Ishiguro, M., Liu, H. Q., Higashizono, Y., Higashijima, A., Nakashima, H., Kawasaki, S., Takase, Y., Maekawa, T. & Nishino, N., Dec 1 2011, In : Plasma and Fusion Research. 6, 2011, 1402003.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Heavy ion beam probe measurement in turbulence diagnostic simulator

Kasuya, N., Nishimura, S., Yagi, M., Itoh, K. & Itoh, S. I., Jun 1 2011, In : Plasma Science and Technology. 13, 3, p. 326-331 6 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

High-resolution SHARAQ spectrometer at RI beam factory

Uesaka, T., Michimasa, S., Ota, S., Saito, A., Nakanishi, K., Sasamoto, Y., Miki, K., Noji, S., Tokieda, H., Miya, H., Kawase, S., Shimoura, S., Shimizu, Y., Sakai, H., Yako, K., Itoh, S., Kawabata, T., Yanagisawa, Y., Ohnishi, T., Takeda, H. & 10 others, Kameda, D., Kubo, T., Sasano, M., Baba, H., Itahashi, K., Berg, G. P. A., Bazin, D., Roussel-Chomaz, P., Shimbara, Y. & Nagashima, M., Jan 1 2011, In : Journal of Physics: Conference Series. 312, SECTION 5, 052028.

Research output: Contribution to journalConference article

Hydrogen permeation measurements in the spherical tokamak quest and its numerical modeling

Sharma, S. K., Zushi, H., Takagi, I., Hisano, Y., Shikama, T., Morita, S., Tanabe, T., Yoshida, N., Sakamoto, M., Higashizono, Y., Hanada, K., Hasegawa, M., Mitarai, O., Nakamura, K., Idei, H., Sato, K. N., Kawasaki, S., Nakashima, H., Higashijima, A., Nakashima, Y. & 8 others, Nishino, N., Hatano, Y., Sagara, A., Nakamura, Y., Ashikawa, N., Maekawa, T., Kishimoto, Y. & Takase, Y., Nov 2011, In : Fusion Science and Technology. 60, 4, p. 1511-1514 4 p.

Research output: Contribution to journalArticle

Impact of a shear flow on double tearing nonlinear dynamics

Voslion, T., Agullo, O., Beyer, P., Yagi, M., Benkadda, S., Garbet, X., Itoh, K. & Itoh, S. I., Jun 1 2011, In : Physics of Plasmas. 18, 6, 062302.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Impact properties of low activation vanadium alloy after low-temperature neutron irradiation at 450°C and below

Nagasaka, T., Muroga, T., Miyazawa, T., Watanabe, H. & Yamazaki, M., Jan 1 2011, In : Fusion Science and Technology. 60, 1, p. 379-383 5 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

In situ observation of the effect of stress on A533B model alloy Fe-1.4Mn under electron irradiation

Seki, H., Masubuchi, S., Watanabe, H. & Yoshida, N., Mar 1 2011, In : Nippon Kinzoku Gakkaishi/Journal of the Japan Institute of Metals. 75, 3, p. 173-178 6 p.

Research output: Contribution to journalArticle

Interaction energy between dislocation loops in an anisotropic crystal: Application of elasticity theory

Ohsawa, K., Yagi, M., Koizumi, H. & Kuramoto, E., Oct 1 2011, In : Journal of Nuclear Materials. 417, 1-3, p. 1071-1073 3 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Investigations of the radial propagation of blob-like structure in a non-confined electron cyclotron resonance heated plasma on Q-shu University Experiment with a Steady-State Spherical Tokamak

Ogata, R., Hanada, K., Nishino, N., Liu, H. Q., Zushi, H., Ishiguro, M., Ikeda, T., Nakamura, K., Fujisawa, A., Idei, H., Hasegawa, M., Kawasaki, S., Nakashima, H. & Higashijima, A., Sep 1 2011, In : Physics of Plasmas. 18, 9, 092306.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Long range temperature fluctuation in LHD

Inagaki, S., Tokuzawa, T., Itoh, K., Ida, K., Itoh, S. I., Tamura, N., Sakakibara, S., Kasuya, N., Fujisawa, A., Kubo, S., Shimozuma, T., Ido, T., Nishimura, S., Arakawa, H., Kobayashi, T., Yagi, M., Tanaka, K., Nagayama, Y., Kawahata, K., Sudo, S. & 2 others, Yamada, H. & Komori, A., Dec 1 2011, In : Plasma and Fusion Research. 6, 2011, 1402017.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Magnetic properties of ion irradiated epitaxial Fe films

Kamada, Y., Watanabe, H., Mitani, S., Echigoya, J., Mohapatra, J. N., Kikuchi, H., Kobayashi, S. & Takanashi, K., Jan 1 2011, In : Journal of Physics: Conference Series. 266, 1, 012035.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Mechanical properties of V-4Cr-4Ti alloy after first-wall coating with tungsten

Nagasaka, T., Muroga, T., Watanabe, H., Kasada, R., Iwata, N. & Kimura, A., Oct 1 2011, In : Journal of Nuclear Materials. 417, 1-3, p. 306-309 4 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Metallic dusts behavior in all-metal first wall on TRIAM-1M

Hanada, K., Sasaki, K., Zushi, H., Nakamura, K., Sato, K. N., Sakamoto, M., Idei, H., Hasegawa, M., Kawasaki, S., Nakashima, H. & Higashijima, A., Aug 1 2011, In : Journal of Nuclear Materials. 415, 1 SUPPL

Research output: Contribution to journalArticle

2 Citations (Scopus)

Method for Estimating the Wavenumber of Standing Waves Using Three Langmuir Probes

Kobayashi, T., Nagashima, Y., Inagaki, S., Arakawa, H., Sasaki, M., Yamada, T., Yagi, M., Kasuya, N., Fujisawa, A., Itoh, S. I. & Itoh, K., Jun 10 2011, In : Plasma and Fusion Research. 6, 2011, 1401050.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Nanoscale surface morphology of tungsten materials induced by Be-seeded D-He plasma exposure

Tokunaga, K., Baldwin, M. J., Doerner, R. P., Nishijima, D., Kurishita, H., Fujiwara, T., Araki, K., Miyamoto, Y., Ohno, N. & Ueda, Y., Oct 1 2011, In : Journal of Nuclear Materials. 417, 1-3, p. 528-532 5 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Non-Gaussian properties of global momentum and particle fluxes in a cylindrical laboratory plasma

Nagashima, Y., Itoh, S. I., Inagaki, S., Arakawa, H., Kasuya, N., Fujisawa, A., Kamataki, K., Yamada, T., Shinohara, S., Oldenbürger, S., Yagi, M., Takase, Y., Diamond, P. H. & Itoh, K., Jul 1 2011, In : Physics of Plasmas. 18, 7, 070701.

Research output: Contribution to journalArticle

14 Citations (Scopus)

Non-inductive start up of QUEST plasma by RF power

Hanada, K., Zushi, H., Idei, H., Nakamura, K., Ishiguro, M., Tashima, S., Kalinnikova, E. I., Sakamoto, M., Hasegawa, M., fujisawa, A., Higashijima, A., Kawasaki, S., Nakashima, H., Liu, H., Mitarai, O., Maekawa, T., Fukuyama, A., Takase, Y. & Qian, J., Jun 2011, In : Plasma Science and Technology. 13, 3, p. 307-311 5 p.

Research output: Contribution to journalArticle

23 Citations (Scopus)

Observation of long-distance radial correlation in toroidal plasma turbulence

Inagaki, S., Tokuzawa, T., Itoh, K., Ida, K., Itoh, S., Tamura, N., Sakakibara, S., Kasuya, N., Fujisawa, A., Kubo, S., Shimozuma, T., Ido, T., Nishimura, S., Arakawa, H., Kobayashi, T., Tanaka, K., Nagayama, Y., Kawahata, K., Sudo, S., Yamada, H. & 1 others, Komori, A., Sep 7 2011, In : Physical Review Letters. 107, 11, 115001.

Research output: Contribution to journalArticle

54 Citations (Scopus)

Observation of nonlinear coupling between low frequency coherent modes and background turbulence in LMD-U

Kobayashi, T., Inagaki, S., Arakawa, H., Oldenbürger, S., Nagashima, M. S., Yamada, T., Sugita, S., Yagi, M., Kasuya, N., Fujisawa, A., Itoh, S. I. & Itoh, K., Dec 1 2011, In : Plasma and Fusion Research. 6, 1 SPECIAL ISSUE, 2403082.

Research output: Contribution to journalArticle

Observation of nonlinear coupling between low frequency coherent modes and background turbulence in LMD-U

Kobayashi, T., Inagaki, S., Arakawa, H., Oldenbürger, S., Sasaki, M., Nagashima, Y., Yamada, T., Sugita, S., Yagi, M., Kasuya, N., Fujisawa, A., Itoh, S. I. & Itoh, K., Jan 1 2011, In : Plasma and Fusion Research. 6, 2401082.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Observation of nonlinear coupling in azimuthal wave number space in a cylindrical magnetized plasma

Kobayashi, T., Inagaki, S., Arakawa, H., Oldenburger, S., Sasaki, M., Nagashima, Y., Yamada, T., Sugita, S., Yagi, M., Kasuya, N., Fujisawa, A., Itoh, S. I. & Itoh, K., Dec 1 2011, 38th EPS Conference on Plasma Physics 2011, EPS 2011 - Europhysics Conference Abstracts. p. 676-679 4 p. (38th EPS Conference on Plasma Physics 2011, EPS 2011 - Europhysics Conference Abstracts; vol. 35 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

On detection of a global mode structure in experiments by use of turbulence diagnostic simulator

Kasuya, N., Nishimura, S., Yagi, M., Itoh, K. & Itoh, S. I., Dec 1 2011, In : Plasma and Fusion Research. 6, 2011, 1403002.

Research output: Contribution to journalArticle

3 Citations (Scopus)

On relaxation and transport in gyrokinetic drift wave turbulence with zonal flow

Kosuga, Y. & Diamond, P. H., Dec 1 2011, In : Physics of Plasmas. 18, 12, 122305.

Research output: Contribution to journalArticle

15 Citations (Scopus)

Radiation induced hardening of ion irradiated RPV steels

Watanabe, H., Masaki, S., Masubuchi, S., Yoshida, N. & Kamada, Y., Oct 1 2011, In : Journal of Nuclear Materials. 417, 1-3, p. 932-935 4 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)

Statistical interpretation of the density fluctuations from the high-speed visible images of edge turbulence on QUEST

Banerjee, S., Zushi, H., Nishino, N., Hanada, K., Liu, H. Q., Ishiguro, M., Ryoukai, T., Tashima, S., Nakamura, K., Idei, H., Hasegawa, M. & Fujisawa, A., Nov 1 2011, In : IEEE Transactions on Plasma Science. 39, 11 PART 1, p. 3006-3007 2 p., 6008663.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Study of blob-like structures in QUEST

Liu, H. Q., Hanada, K., Nishino, N., Ogata, R., Ishiguro, M., Zushi, H., Nakamura, K., Sakamoto, M., Idei, H., fujisawa, A., Hasegawa, M., Higashizono, Y., Kawasaki, S., Nakashima, H. & Higashijima, A., Aug 1 2011, In : Journal of Nuclear Materials. 415, 1 SUPPL

Research output: Contribution to journalArticle

3 Citations (Scopus)

Study of matrix converter as a current-controlled power supply in QUEST tokamak

Liu, X., Nakamura, K., Jiang, Y., Yoshisue, T., Mitarai, O., Hasegawa, M., Tokunaga, K., Zushi, H., Hanada, K., Fujisawa, A., Idei, H., Kawasaki, S., Nakashima, H., Higashijima, A. & Araki, K., Dec 1 2011, In : Plasma and Fusion Research. 6, 1 SPECIAL ISSUE, 2405137.

Research output: Contribution to journalArticle

3 Citations (Scopus)

The effect of final heat treatment temperature on radiation response of V-4Cr-4Ti

Muroga, T., Nagasaka, T., Watanabe, H. & Yamazaki, M., Oct 1 2011, In : Journal of Nuclear Materials. 417, 1-3, p. 310-313 4 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

The microstructure and hardness changes of neutron irradiated weld joint of vanadium alloy

Watanabe, H., Yoshida, N., Nagasaka, T. & Muroga, T., Oct 1 2011, In : Journal of Nuclear Materials. 417, 1-3, p. 319-322 4 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Three-dimensional turbulence analyses using turbulence diagnostic simulator

Kasuva, N., Yagi, M., Itoh, K. & Itoh, S. I., Dec 1 2011, 38th EPS Conference on Plasma Physics 2011, EPS 2011 - Europhysics Conference Abstracts. Vol. 35 2. p. 1356-1359 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Verification of wavelet analysis for a heat pulse propagation experiment

Kobayashi, T., Shigeru, I., Itoh, S., Ida, K., Oldenbürger, S., Tsuchiya, H., Nagayama, Y., Kawahata, K., Yamada, H., Sasaki, M., fujisawa, A. & Itoh, K., Sep 1 2011, In : Plasma Physics and Controlled Fusion. 53, 9, 095012.

Research output: Contribution to journalArticle

5 Citations (Scopus)
2010

3D turbulence simulations of the impact of plasma rotation on stiffness level

Sugita, S., Beyer, P., Fuhr, G., Jaulmes, F., Benkadda, S., Garbet, X., Yagi, M., Itoh, S. I. & Itoh, K., Dec 1 2010, 37th EPS Conference on Plasma Physics 2010, EPS 2010. p. 561-564 4 p. (37th EPS Conference on Plasma Physics 2010, EPS 2010; vol. 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Analysis of the footprint traces on the first walls of the compact plasma wall interaction device (CPD) using surface analysis and electron orbit calculations

Sharma, S. K., Zushi, H., Osakabe, M., Takeiri, Y., Yoshida, N., Hasegava, M., Yoshinaga, T., Hanada, K., Idei, H., Sakamoto, M., Nakamura, K. & Sato, K. N., Jan 29 2010, In : Nuclear Fusion. 50, 2, 025017.

Research output: Contribution to journalArticle

4 Citations (Scopus)

A review -observations of turbulence and structure in Magnetized Plasmas

Fujisawa, A., Jan 1 2010, In : Plasma and Fusion Research. 5, 046.

Research output: Contribution to journalReview article

6 Citations (Scopus)

Bifurcation of the plasma turbulence on LMD-U

Arakawa, H., Inagaki, S., Nagashima, Y., Yamada, T., Kamataki, K., Kobayashi, T., Sugita, S., Yagi, M., Kasuya, N., Fujisawa, A., Itoh, S. & Itoh, K., Oct 1 2010, In : Plasma Physics and Controlled Fusion. 52, 10, 105009.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Bispectral analysis of density and potential fluctuations in a high neutral density cylindrical plasma

Kobayashi, T., Inagaki, S., Arakawa, H., Kamataki, K., Nagashima, Y., Yamada, T., Sugita, S., Yagi, M., Kasuya, N., Fujisawa, A., Itoh, S. I. & Itoh, K., Jan 1 2010, In : Plasma and Fusion Research. 5, S2047.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Characteristics of nonlocally-coupled transition of the heat transport in LHD

Tamura, N., Ida, K., Shigeru, I., Tanaka, K., Tokuzawa, T., Itoh, K., Shimozuma, T., Kubo, S., Tsuchiya, H., Nagayama, Y., Kawahata, K., Sudo, S. & Yamada, H., Aug 1 2010, In : Contributions to Plasma Physics. 50, 6-7, p. 514-519 6 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Characteristics of the global energy confinement and central pressure in LHD

Miyazawa, J., Yamada, H., Sakamoto, R., Funaba, H., Watanabe, K. Y., Sakakibara, S., Ida, K., Goto, M., Morisaki, T., Murakami, S. & Inagaki, S., Jan 1 2010, In : Fusion Science and Technology. 58, 1, p. 29-37 9 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Characterization of bifurcation induced by long distance correlation between heat flux and temperature gradient in toroidal plasmas

Shigeru, I., Tamura, N., Ida, K., Tanaka, K., Nagayama, Y., Kawahata, K., Sudo, S., Itoh, K., Itoh, S. & Komori, A., Jun 25 2010, In : Plasma Physics and Controlled Fusion. 52, 7, 075002.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Clustered data storage for multi-site fusion experiments

LHD Exp. Group, Jan 1 2010, In : Plasma and Fusion Research. 5, S1042.

Research output: Contribution to journalArticle

3 Citations (Scopus)