Research Output

A quantitative model for heat pulse propagation across large helical device plasmas

Zhu, H., Dendy, R. O., Chapman, S. C. & Inagaki, S., Jun 1 2015, In : Physics of Plasmas. 22, 6, 062308.

Research output: Contribution to journalArticle

2 Citations (Scopus)

A quantitative model for heat pulse propagation in large helical device plasmas using a travelling wave transformation

Zhu, H., Dendy, R. O., Chapman, S. C. & Inagaki, S., Jan 1 2015.

Research output: Contribution to conferencePaper

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)

A rotating coil probe for the magnetic field measurement on a long pulsed tokamak

Fujita, J., Matsuura, K., Kawahata, K., Fujiwaka, S., Itoh, S., Sato, K. N., Nakamura, K., Zushi, H., Sakamoto, M., Hanada, K., Jotaki, E. & Makino, K., Jan 1 1999, In : Review of Scientific Instruments. 70, 1 II, p. 445-448 4 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

A sawtooth model based on the transport catastrophe

Itoh, K., Itoh, S. I. & Fukuyama, A., Dec 1 1995, In : Plasma Physics and Controlled Fusion. 37, 11, p. 1287-1297 11 p., 008.

Research output: Contribution to journalArticle

14 Citations (Scopus)

A simple model for electron dissipation in trapped ion turbulence

Lesur, M., Cartier-Michaud, T., Drouot, T., Diamond, P. H., Kosuga, Y., Réveillé, T., Gravier, E., Garbet, X., Itoh, S. I. & Itoh, K., Jan 1 2017, In : Physics of Plasmas. 24, 1, 012511.

Research output: Contribution to journalArticle

6 Citations (Scopus)

A structural bifurcation of transport in toroidal plasmas

Itoh, K. & Itoh, S. I., Feb 19 2016, In : Plasma Physics and Controlled Fusion. 58, 4, 045017.

Research output: Contribution to journalArticle

7 Citations (Scopus)

A study on low-frequency fluctuations using new azimuthal probe array in high-density helicon linear plasma

Terasaka, K., Shinohara, S., Nagashima, Y., Yamada, T., Kawaguchi, M., Maruta, T., Inagaki, S., Kawai, Y., Kasuya, N., Yagi, M., Fujisawa, A., Itoh, K. & Itoh, S. I., Jan 1 2007, In : Plasma and Fusion Research. 2, 031.

Research output: Contribution to journalArticle

21 Citations (Scopus)

A study on temperature effects on hydrogen recycling and molybdenum impurity emission from a movable limiter in TRIAM-1M Tokamak

Bhattacharyay, R., Zushi, H., Nakashima, K., Shikama, T., Sakamoto, M., Yoshida, N., Kado, S., Sawada, K., Hirooka, Y., Nakamura, K., Hanada, K., Idei, H., Hasegawa, M., Sato, K. N., Ogawa, M., Takaki, O., Sasaki, K., Xu, H., Kawasaki, S., Nakashima, H. & 1 others, Higashijima, A., Aug 1 2007, In : Nuclear Fusion. 47, 8, p. 864-874 11 p., 018.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Asymmetrical bifurcation of the radial electric field structure induced by electrode biasing in tokamaks

Kasuya, N., Itoh, K. & Takase, Y., Mar 1 2003, In : Plasma Physics and Controlled Fusion. 45, 3, p. 183-198 16 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

A TEM investigation of crack formation mechanism on chrome-molybdenum steel tested under real driving conditions

Matsumoto, K., Watanabe, H. & Yoshida, N., Dec 16 2013, In : Tribology Transactions. 56, 6, p. 897-907 11 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

A TEM investigation of crack formation mechanism on chrome-molybdenum steel tested under real driving conditions

Matsumoto, K., Watanabe, H. & Yoshida, N., Jan 1 2014, Tribology and Lubrication Technology, 70, 1, p. 47-57 11 p.

Research output: Contribution to specialist publicationArticle

A theoretical model of H-mode transition triggered by condensed neutrals near X-point

Toda, S., Itoh, S. I., Yagi, M. & Miura, Y., Dec 1 1997, In : Plasma Physics and Controlled Fusion. 39, 2, p. 301-312 12 p.

Research output: Contribution to journalArticle

14 Citations (Scopus)

A theory of anomalous transport in H-mode plasmas

Itoh, S. I., Itoh, K., Fukuyama, A., Miura, Y., Yagi, M. & Azumi, M., Dec 1 1994, In : Plasma Physics and Controlled Fusion. 36, 7 A, p. A261-A266 038.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Atomic structure and dynamic behavior of small interstitial clusters in Fe and Ni

Koyanagi, M., Tsutsumi, T., Ohsawa, K. & Kuramoto, E., Feb 1 1999, In : Computational Materials Science. 14, 1-4, p. 103-107 5 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

A variational analysis of flow-reversal condition in a turbulent swirling pipe flow using the bulk-helicity concept

Yokoi, N., Yoshizawa, A., Itoh, K. & Itoh, S. I., May 2004, In : Physics of Fluids. 16, 5, p. 1186-1202 17 p.

Research output: Contribution to journalArticle

4 Citations (Scopus)

A WEB-based integrated data processing system for the TRIAM-1M

Hasegawa, M., Higashijima, A., Nakamura, K., Hanada, K., Sato, K. N., Sakamoto, M., Idei, H., Kawasaki, S. & Nakashima, H., May 1 2008, In : Fusion Engineering and Design. 83, 4, p. 588-593 6 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Axial profile of balmer-alpha emission near a tungsten target in the compact PWI simulator APSEDAS

Higashizono, Y., Sakamoto, M., Miyazaki, T., Ogawa, K., Ozaki, K., Nakashima, Y., Shoji, T., Ashikawa, N., Tokitani, M., Tokunaga, K., Masuzaki, S., Ohya, K., Sagara, A. & Sato, K., Jan 1 2009, In : Plasma and Fusion Research. 4, 043.

Research output: Contribution to journalReview article

Azimuthal inhomogeneity of turbulence structure and its impact on intermittent particle transport in linear magnetized plasmas

Kobayashi, T., Inagaki, S., Sasaki, M., Kosuga, Y., Arakawa, H., Yamada, T., Nagashima, Y., Miwa, Y., Kasuya, N., Fujisawa, A., Itoh, S. I. & Itoh, K., Nov 2015, In : Physics of Plasmas. 22, 11, 112301.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Ballistic propagation of turbulence front in tokamak edge plasmas

Sugita, S., Itoh, K., Itoh, S. I., Yagi, M., Fuhr, G., Beyer, P. & Benkadda, S., Dec 1 2012, In : Plasma Physics and Controlled Fusion. 54, 12, 125001.

Research output: Contribution to journalArticle

15 Citations (Scopus)

Behavior of actively cooled mock-ups with plasma sprayed tungsten coating under high heat flux conditions

Tokunaga, K., Kubota, Y., Noda, N., Imamura, Y., Kurumada, A., Yoshida, N., Sogabe, T., Kato, T. & Schedler, B., Feb 1 2006, In : Fusion Engineering and Design. 81 A, 1-4, p. 133-138 6 p.

Research output: Contribution to journalConference article

27 Citations (Scopus)

Behavior of deuterium retention and surface morphology for VPS-W/F82H

Oya, Y., Shimada, M., Tokunaga, T., Watanabe, H., Yoshida, N., Hatano, Y., Kasada, R., Nagasaka, T., Kimura, A. & Okuno, K., Feb 14 2013, In : Journal of Nuclear Materials. 442, 1-3 SUPPL.1, p. S242-S245

Research output: Contribution to journalArticle

4 Citations (Scopus)

Behavior of impurities in the scrape-off layer under long duration discharges in TRIAM-1M

Yoshida, N., Tokunaga, K., Fujiwara, T., Tawara, K., Muroga, T. & Itoh, S., Dec 1 1992, In : Journal of Nuclear Materials. 196-198, C, p. 415-420 6 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)

Behavior of plasma-sprayed tungsten coatings on CFC and graphite under high heat load

Tokunaga, K., Yoshida, N., Noda, N., Kubota, Y., Inagaki, S., Sakamoto, R., Sogabe, T. & Plöchl, L., Mar 2 1999, In : Journal of Nuclear Materials. 266, p. 1224-1229 6 p.

Research output: Contribution to journalConference article

38 Citations (Scopus)

Behaviour of tritium in plasma-sprayed tungsten coating on steel exposed to tritium plasma

Otsuka, T., Tanabe, T. & Tokunaga, K., Dec 1 2011, In : Physica Scripta T. T145, 014035.

Research output: Contribution to journalConference article

7 Citations (Scopus)

Bias mechanism and its effects for fundamental process of irradiation damage

Kuramoto, E., Ohsawa, K., Imai, J., Obata, K. & Tsutsumi, T., Jan 2004, In : Materials Transactions. 45, 1, p. 34-39 6 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Bi-coherence analysis of fluctuations with long distance correlation in toroidal plasmas

Shigeru, I., Kobayashi, T., Itoh, K., Tokuzawa, T., Itoh, S., Ida, K., Tamura, N., Kasuya, N., fujisawa, A., Kubo, S., Shimozuma, T., Yagi, M., Tanaka, K., Nagayama, Y., Kawahata, K. & Yamada, H., Mar 1 2012, In : journal of the physical society of japan. 81, 3, 034501.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Bifurcation and phase diagram of turbulence constituted from three different scale-length modes

Itoh, S. I., Kitazawa, A., Yagi, M. & Itoh, K., Jul 1 2002, In : Plasma Physics and Controlled Fusion. 44, 7, p. 1311-1328 18 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

Bifurcation of heat transport in high temperature plasma

Ida, K., Shigeru, I., Sakamoto, R., Itoh, K., Tanaka, K. & Funaba, H., Dec 1 2008, In : Journal of the Physical Society of Japan. 77, 12, 124501.

Research output: Contribution to journalArticle

4 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)

Bifurcation phenomena of a magnetic island at a rational surface in a magnetic-shear control experiment

Ida, K., Inagaki, S., Yoshinuma, M., Narushima, Y., Itoh, K., Kobuchi, T., Watanabe, K. Y., Funaba, H., Sakakibara, S. & Morisaki, T., Jan 30 2008, In : Physical Review Letters. 100, 4, 045003.

Research output: Contribution to journalArticle

24 Citations (Scopus)

Bifurcation physics of magnetic islands and stochasticity explored by heat pulse propagation studies in toroidal plasmas

Ida, K., Kobayashi, T., Yoshinuma, M., Suzuki, Y., Narushima, Y., Evans, T. E., Ohdachi, S., Tsuchiya, H., Inagaki, S. & Itoh, K., Jul 29 2016, In : Nuclear Fusion. 56, 9, 092001.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Bispectral analysis applied to coherent floating potential fluctuations obtained in the edge plasmas on JFT-2M

Nagashima, Y., Itoh, K., Itoh, S. I., Fujisawa, A., Hoshino, K., Takase, Y., Yagi, M., Ejiri, A., Ida, K., Shinohara, K., Uehara, K. & Kusama, Y., Apr 1 2006, In : Plasma Physics and Controlled Fusion. 48, 4, p. S1-S15

Research output: Contribution to journalArticle

39 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)

Blister formation and deuterium retention on tungsten exposed to low energy and high flux deuterium plasma

Tokunaga, K., Baldwin, M. J., Doerner, R. P., Noda, N., Kubota, Y., Yoshida, N., Sogabe, T., Kato, T. & Schedler, B., Mar 1 2005, In : Journal of Nuclear Materials. 337-339, 1-3 SPEC. ISS., p. 887-891 5 p.

Research output: Contribution to journalArticle

95 Citations (Scopus)

Blister formation and deuterium retention on tungsten irradiated by low energy and high flux deuterium plasma

Tokunaga, K., Baldwin, M. J., Doerner, R. P., Noda, N., Kubota, Y., Yoshida, N., Sogabe, T., Kato, T. & Schedler, B., Dec 1 2003, p. 242-245. 4 p.

Research output: Contribution to conferencePaper

1 Citation (Scopus)

Blob-hole structures as non-axisymmetric equilibrium solutions for potential vorticity conserving fluids

Kosuga, Y. & Diamond, P. H., Jan 1 2013, In : Plasma and Fusion Research. 8, 2403080.

Research output: Contribution to journalArticle

Bohm-like dependence of transport in scrape-off layer plasmas

Sugita, S., Yagi, M., Itoh, S. I. & Itoh, K., Apr 1 2012, In : Journal of the Physical Society of Japan. 81, 4, 044501.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Boundary of the geodesic acoustic eigenmode in the vicinity of the magnetic separatrix

Nagashima, Y., Itoh, K., Fujisawa, A., Shinohara, K., Itoh, S., Ido, T., Yagi, M., Hoshino, K., Ejiri, A., Takase, Y., Uehara, K. & Miura, Y., Jul 9 2009, In : Plasma Physics and Controlled Fusion. 51, 6, 065019.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Broadband radiometer system with fast frequency switching synthesizer for electron cyclotron emission measurements in LHD

Idei, H., Inagaki, S., Kawasaki, S., Zushi, H., Nagayama, Y., Kawahata, K., Shimozuma, T. & Wataya, Y., Dec 1 2007, IRMMW-THz2007 - Conference Digest of the Joint 32nd International Conference on Infrared and Millimetre Waves, and 15th International Conference on Terahertz Electronics. p. 387-388 2 p. 4516545. (IRMMW-THz2007 - Conference Digest of the Joint 32nd International Conference on Infrared and Millimetre Waves, and 15th International Conference on Terahertz Electronics).

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

Burning Analysis on the Improved Confinement Mode

Tateishi, G., Yagi, M. & Itoh, S., Jan 1 1999, In : journal of the physical society of japan. 68, 10, p. 3277-3285 9 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Bursting high-frequency fluctuation observed in biased plasma in TU-Heliac

Koike, S., Kitajima, S., Okamoto, A., Ishii, K., Sato, Y., Tachibana, J., Oku, T., Shimizu, K., Inagaki, S., Suzuki, Y., Takahashi, H. & Takayama, M., Oct 1 2014, In : Nuclear Fusion. 54, 11, 114013.

Research output: Contribution to journalArticle

Calibration of the CHS HIBP ion beam trajectory with a gas ionization method

Lee, S., Fujisawa, A., Crowley, T. P., Iguchi, H., Kojima, M., Hamada, Y., Nishimura, K., Okamura, S. & Matsuoka, K., Mar 1997, In : Fusion Engineering and Design. 34-35, p. 645-648 4 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Calorimetric measurement of heat load in full non-inductive LHCD plasmas on TRIAM-1M

Hanada, K., Shinoda, N., Sugata, T., Sasaki, K., Zushi, H., Nakamura, K., Sato, K. N., Sakamoto, M., Idei, H., Hasegawa, M., Kawasaki, S., Nakashima, H. & Higashijima, A., Jun 15 2007, In : Journal of Nuclear Materials. 363-365, 1-3, p. 1425-1428 4 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Causal relationship between zonal flow and turbulence in a toroidal plasma

Fujisawa, A., Shimizu, A., Nakano, H., Ohshima, S., Itoh, K., Nagashima, Y., Itoh, S. I., Iguchi, H., Yoshimura, Y., Minami, T., Nagaoka, K., Takahashi, C., Kojima, M., Nishimura, S., Isobe, M., Suzuki, C., Akiyama, T., Ido, T., Matsuoka, K., Okamura, S. & 1 others, Diamond, P. H., Mar 1 2007, In : journal of the physical society of japan. 76, 3, 033501.

Research output: Contribution to journalArticle

27 Citations (Scopus)

Cavity formation and growth during pulse high heat loading in nickel implanted with helium or deuterium ions

Muroga, T., Dohi, K., Ishihama, Y., Tokunaga, K. & Yoshida, N., Sep 1992, In : Journal of Nuclear Materials. 191-194, PART B, p. 1248-1253 6 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Change in edge fluctuations synchronized with heat pulse in the JFT-2M tokamak

Nagashima, Y., Itoh, K., Itoh, S. I., Fujisawa, A. & Hoshino, K., Jun 15 2016, In : journal of the physical society of japan. 85, 6, 063501.

Research output: Contribution to journalReview article

Change of fluctuation properties during non-local temperature rise in LHD from 2d phase contrast imaging

Michael, C. A., Tanaka, K., Vyacheslavov, L., Sanin, A., Kawahata, K., Okajima, S., Tamura, N., Inagaki, S., Fukuda, T., Yoshinuma, M. & Yokoyama, M., Jan 1 2008, In : Journal of Physics: Conference Series. 123, 012018.

Research output: Contribution to journalArticle

4 Citations (Scopus)

Changes of composition and microstructure of joint interface of tungsten coated carbon by high heat flux

Tokunaga, K., Matsubara, T., Miyamoto, Y., Takao, Y., Yoshida, N., Noda, N., Kubota, Y., Sogabe, T., Kato, T. & Plöchl, L., Jan 1 2000, In : Journal of Nuclear Materials. 283-287, PART II, p. 1121-1127 7 p.

Research output: Contribution to journalArticle

22 Citations (Scopus)

Changes of optical properties of retroreflector installed in LHD

Akiyama, T., Kawahata, K., Ashikawa, N., Tokitani, M., Okajima, S., Nakayama, K., Yoshida, N., Ebihara, A., Tokunaga, K., Ohtawa, Y. & Tsuji-lio, S., Nov 20 2007, In : Review of Scientific Instruments. 78, 10, 103501.

Research output: Contribution to journalArticle

13 Citations (Scopus)