Observation of Parallel Force Balance for Drift Wave Fluctuation by a Fast Voltage Sweeping Method in a Linear Plasma Reviewed International journal

Yoshihiko Nagashima, Shigeru Inagaki, Akihide Fujisawa, Hiroyuki Arakawa, Takuma Yamada, Yudai Miwa, Tatsuya Kobayashi, Sanae-I Itoh, Kimitaka Itoh

Journal of the Physical Society of Japan   84.0 ( 6.0 )   2015.5

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

Nagashima, Yoshihiko; Itoh, Sanae-I.; Inagaki, Shigeru; Arakawa, Hiroyuki; Kasuya, Naohiro; Fujisawa, Akihide; Kamataki, Kunihiro; Yamada, Takuma; Shinohara, Shunjiro; Oldenbuerger, Stella; Yagi, Masatoshi; Takase, Yuichi; Diamond, Patrick H.; Itoh, Kimitaka

PHYSICS OF PLASMAS   18.0 ( 7.0 )   2011.7

Evaluation of Edge Electron Temperature Fluctuation by the Use of Fast Voltage Scanning Method on TST-2 Reviewed International journal

Yoshihiko NAGASHIMA, Akira EJIRI, Yuichi TAKASE, Masateru SONEHARA, Hidetoshi KAKUDA, Takuya OOSAKO, Junichi HIRATSUKA, Osamu WATANABE, Takashi YAMAGUCHI, Hiroaki KOBAYASHI, Takuma WAKATSUKI, Takuya SAKAMOTO, Kentaro HANASHIMA, Takanori AMBO, Ryota SHINO and Shigeru INAGAKI

Plasma and Fusion Research   6.0 ( RA )   2011.7

Development of radially movable multichannel Reynolds stress probe system for a cylindrical laboratory plasma Reviewed International journal

Nagashima, Yoshihiko; Inagaki, Shigeru; Kamakaki, Kunihiro; Arakawa, Hiroyuki; Yamada, Takuma; Shinohara, Shunjiro; Kawai, Yoshinobu; Yagi, Masatoshi; Fujisawa, Akihide; Itoh, Sanae-I; Itoh, Kimitaka; Takase, Yuichi

REVIEW OF SCIENTIFIC INSTRUMENTS   82.0 ( 3.0 )   2011.3

Fluctuation measurement in the edge plasma on TST-2 Reviewed International journal

Yoshihiko NAGASHIMA, Jun'ichi OZAKI, Masateru SONEHARA, Yuichi TAKASE, Akira EJIRI, Kotaro YAMADA, Hidetoshi KAKUDA, Shigeru INAGAKI, Takuya OOSAKO, Byung Il AN, Hiroyuki HAYASHI, Kentaro HANASHIMA, Junichi HIRATSUKA, Hiroaki KOBAYASHI, Hiroki KURASHINA, Hazuki MATSUZAWA, Takuya SAKAMOTO, Takashi YAMAGUCHI, Osamu WATANABE and Takuma WAKATSUKI

Plasma and Fusion Research   5.0 ( RA )   2010.12

Observation of edge Reynolds stress increase preceding an L-H transition in Compact Helical System Reviewed International journal

Yoshihiko NAGASHIMA, Kenichi NAGAOKA, Kimitaka ITOH, Akihide FUJISAWA, Mitsutaka ISOBE, Tsuyoshi AKIYAMA, Chihiro SUZUKI, Shin NISHIMURA, Yasuo YOSHIMURA, Keisuke MATSUOKA, Shoichi OKAMURA, Yuichi TAKASE, Akira EJIRI, Sanae -I. ITOH, Masatoshi YAGI, and CHS Group

Plasma and Fusion Research   5.0 ( RC )   2010.10

Observation of beat oscillation generation by coupled waves associated with parametric decay during radio frequency wave heating of a spherical tokamak plasma Reviewed International journal

Yoshihiko Nagashima, Takuya Oosako, Yuichi Takase, Akira Ejiri, Osamu Watanabe, Hiroaki Kobayashi, Yuuki Adachi, Hiroshi Tojo, Takashi Yamaguchi, Hiroki Kurashina, Kotaro Yamada, Byung Il An, Hiroshi Kasahara, Fujio Shimpo, Ryuhei Kumazawa, Hiroyuki Hayashi, Haduki Matsuzawa, Junichi Hiratsuka, Kentaro Hanashima, Hidetoshi Kakuda, Takuya Sakamoto, and Takuma Wakatsuki

Physical Review Letters   104.0 ( 24.0 )   2010.6

Calculation of Beam Trajectories of a Heavy Ion Beam Probe Diagnostic in the TST-2 Spherical Tokamak Reviewed International journal

Nagashima Yoshihiko, A. Ejiri, Fujisawa Akihide, Y. Takase

IEEJ Transactions on Fundamentals and Materials   129.0 ( 9.0 )   2009.9

Reynolds Stress Measurements for Investigation of Nonlinear Processes of Turbulence in the Large Mirror Device and in the Large Mirror Device-Upgrade Reviewed International journal

Yoshihiko NAGASHIMA, Sanae-I. ITOH, Kimitaka ITOH, Akihide FUJISAWA, Shigeru INAGAKI, Yoshinobu KAWAI, Shunjiro SHINOHARA, Masayuki FUKAO, Takuma YAMADA, Kenichiro TERASAKA, Takashi MARUTA, Kunihiro KAMATAK, Hiroyuki ARAKAWA, Masatoshi YAGI, Naohiro KASUYA, George R. TYNAN, Patrick H. DIAMOND, and Yuichi Takase

JOURNAL OF NUCLEAR MATERIALS   8.0   2009.8

Boundary of the geodesic acoustic eigenmode in the vicinity of the magnetic separatrix Reviewed International journal

Nagashima, Y.; Itoh, K.; Fujisawa, A.; Shinohara, K.; Itoh, S-I; Ido, T.; Yagi, M.; Hoshino, K.; Ejiri, A.; Takase, Y.; Uehara, K.; Miura, Y.

PLASMA PHYSICS AND CONTROLLED FUSION   51.0 ( 6.0 )   2009.6

Observation of the parametric-modulational instability between the drift-wave fluctuation and azimuthally symmetric sheared radial electric field oscillation in a cylindrical laboratory plasma Reviewed International journal

Nagashima, Yoshihiko; Itoh, Sanae-I.; Shinohara, Shunjiro; Fukao, Masayuki; Fujisawa, Akihide; Terasaka, Kenichiro; Kawai, Yoshinobu; Tynan, George R.; Diamond, Patrick H.; Yagi, Masatoshi; Inagaki, Shigeru; Yamada, Takuma; Itoh, Kimitaka

PHYSICS OF PLASMAS   16.0 ( 2.0 )   2009.2

Coexistence of Zonal Flows and Drift-Waves in a Cylindrical Magnetized Plasma Reviewed International journal

Nagashima, Yoshihiko; Itoh, Sanae-I; Shinohara, Shunjiro; Fukao, Masayuki; Fujisawa, Akihide; Terasaka, Kenichiro; Kawai, Yoshinobu; Kasuya, Naohiro; Tynan, George R.; Diamond, Patrick H.; Yagi, Masatoshi; Inagaki, Shigeru; Yamada, Takuma; Itoh, Kimitaka

JOURNAL OF NUCLEAR MATERIALS   77.0 ( 11.0 )   2008.11

Nonlinear energy transfer of drift-wave fluctuation in a cylindrical laboratory plasma Reviewed International journal

Yoshihiko NAGASHIMA, Sanae -I. ITOH, Shunjiro SHINOHARA, Masayuki FUKAO, Akihide FUJISAWA, Kenichiro TERASAKA, Yoshinobu KAWAI, Naohiro KASUYA, Masatoshi YAGI, Shigeru INAGAKI, Takuma YAMADA and Kimitaka ITOH

Plasma and Fusion Research   3.0 ( RC )   2008.10

In search of zonal flows by using direct density fluctuation measurements Reviewed International journal

Nagashima, Y.; Itoh, K.; Itoh, S-I; Fujisawa, A.; Yagi, M.; Hoshino, K.; Shinohara, K.; Ejiri, A.; Takase, Y.; Ido, T.; Uehara, K.; Miura, Y.

PLASMA PHYSICS AND CONTROLLED FUSION   49.0 ( 10.0 )   2007.10

Experimental study of nonlinear processes in edge turbulence of toroidal plasmas Reviewed International journal

Yoshihiko NAGASHIMA, Katsumichi HOSHINO, Kenichi NAGAOKA, Kouji SHINOHARA, Akihide FUJISAWA, Kazuya UEHARA, Yoshinori KUSAMA, Katsumi IDA, Yasuo YOSHIMURA, Shoichi OKAMURA, Keisuke MATSUOKA, Akira EJIRI, Yuichi TAKASE, Kimitaka ITOH, Masatoshi YAGI, Sanae-I. ITOH, JFT-2M group and CHS group

Plasma and Fusion Research   1.0 ( RA )   2006.9

Observation of coherent bicoherence and biphase in potential fluctuations around geodesic acoustic mode frequency on JFT-2M Reviewed International journal

Nagashima, Y; Itoh, K; Itoh, SI; Hoshino, K; Fujisawa, A; Ejiri, A; Takase, Y; Yagi, M; Shinohara, K; Uehara, K; Kusama, Y

PLASMA PHYSICS AND CONTROLLED FUSION   48.0 ( 0.0 )   2006.5

Convergence study of bispectral analysis in experiments of high temperature plasmas Reviewed International journal

Nagashima, Y; Itoh, SI; Yagi, M; Itoh, K; Fujisawa, A; Hoshino, K; Shinohara, K; Uehara, K; Kusama, Y; Ejiri, A; Takase, Y

REVIEW OF SCIENTIFIC INSTRUMENTS   77.0 ( 4.0 )   2006.4

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

Nagashima, Y; Itoh, K; Itoh, SI; Fujisawa, A; Hoshino, K; Takase, Y; Yagi, M; Ejiri, A; Ida, K; Shinohara, K; Uehara, K; Kusama, Y

PLASMA PHYSICS AND CONTROLLED FUSION   48.0 ( 4.0 )   2006.4

Observation of Nonlinear Coupling between Small-Poloidal Wave-Number Potential Fluctuations and Turbulent Potential Fluctuations in Ohmically Heated Plasmas in the JFT-2M Tokamak Reviewed International journal

Y. Nagashima, K. Hoshino, A. Ejiri, K. Shinohara, Y. Takase, K. Tsuzuki, K. Uehara, H. Kawashima, H. Ogawa, T. Ido, Y. Kusama, and Y. Miura

Physical Review Letters   95.0   2005.8

Coherent edge fluctuation measurements in H-mode discharges on JFT-2M Reviewed International journal

Y Nagashima, K Shinohara, K Hoshino, A Ejiri, K Tsuzuki, T Ido, K Uehara, H Kawashima, K Kamiya, H Ogawa, T Yamada, S Shiraiwa, S Ohara, Y Takase, N Asakura, N Oyama, T Fujita, S Ide, H Takenaga, Y Kusama, Y Miura and JFT-2M group

PLASMA PHYSICS AND CONTROLLED FUSION   46.0 ( 5A )   2004.5

Hydrogen removal by electron cyclotron wall conditioning with neon gas and its impact of tokamak plasma start-up on the QUEST spherical tokamak Reviewed International journal

Masakatsu Fukumoto, Qilin Yue, Kazuaki Hanada, Shinichiro Kojima, Tomohide Nakano, Naoaki Yoshida, Ryuya Ikezoe, Yoshihiko Nagashima, Takeshi Ido, Takumi Onchi, Hiroshi Idei, Hiroki Iguchi, Takumi Komiyama, Taiichi Shikama, Akira Ejiri, Suguru Masuzaki, Mizuki Sakamoto, Yoshio Ueda, Kengoh Kuroda, Kaori Kono, Shun Shimabukuro, Aki Higashijima

Nuclear Fusion   64 ( 6 )   066022-1 - 066022-8   2024.5

Mass dependency of high-wavenumber turbulence in a linear partially magnetized plasma Reviewed International journal

Yuichi Kawachi, Makoto Sasaki, Takashi Nishizawa, Yusuke Kosuga, Kenichiro Terasaka, Shigeru Inagaki, Takuma Yamada, Naohiro Kasuya, Chanho Moon, Yoshihiko Nagashima, Akihide Fujisawa

Physics of Plasmas   31   044502-1 - 044502-5   2024.4

A Method to Analyze Plasma Images Using Modified Fourier-Bessel Functions Reviewed International journal

Yuki NISHIMURA, Akihide FUJISAWA, Yoshihiko NAGASHIMA, Chanho MOON, Takashi NISHIZAWA, Tatsuya KOBAYASHI, Akihiro SHIMIZU, Tokihiko TOKUZAWA, Takeshi IDO, Daiki NISHIMURA, Taiki KOBAYASHI

Plasma and Fusion Research   18   1201014-1 - 1201014-3   2024.3

Velocity Field Estimation using Tomography in a Cylindrical Plasma Reviewed International journal

Daiki NISHIMURA, Akihide FUJISAWA, Yoshihiko NAGASHIMA, Chanho MOON, Kotaro YAMASAKI, Takashi NISHIZAWA, Taiki KOBAYASHI, Tatsuya KOBAYASHI, Akihiro SHIMIZU, Tokihiko TOKUZAWA

Plasma and Fusion Research   18   1201005-1 - 1201005-3   2024.1

Observation of Quasi-Periodic Two-Dimensional Velocity Fields in Plasma Using Tomographic Laser-Induced Fluorescence Spectroscopy Reviewed International journal

Hiroyuki ARAKAWA, Makoto SASAKI, Shigeru INAGAKI, Kenichiro TERASAKA, Yuichi KAWACHI, Fumiyoshi KIN, Takuma YAMADA, Yoshihiko NAGASHIMA, Akihide FUJISAWA

Plasma and Fusion Research   18   1201086-1 - 1201086-3   2023.10

Rotational movement analysis based on Fourier-rectangular function transform for cylindrical plasma Reviewed International journal

D. Nishimura, A. Fujisawa, T.-K. Kobayashi, T. Kobayashi, K. Yamasaki, A. Shimizu, Y. Nagashima, T. Tokuzawa, C. Moon, T. Nishizawa, T. Ido

J. Appl. Phys.   134   113302-1 - 113302-7   2023.9

Transition between continuous and discrete spectra of high-wavenumber turbulence in neutral gas pressure scan experiments on a linear magnetized plasma Reviewed International journal

Yuichi Kawachi, Makoto Sasaki, Takashi Nishizawa, Yusuke Kosuga, Kenichiro Terasaka, Shigeru Inagaki, Takuma Yamada, Naohiro Kasuya, Chanho Moon, Yoshihiko Nagashima, Akihide Fujisawa

Plasma Physics and Controlled Fusion   65 ( 11 )   115001-1 - 115001-9   2023.9

Identification of trapping finer-scale fluctuations in a solitary vortex in linear magnetized plasma Reviewed International journal

Hiroyuki Arakawa, Makoto Sasaki, Shigeru Inagaki, Maxime Lesur, Yusuke Kosuga, Tatsuya Kobayashi, Fumiyoshi Kin, Takuma Yamada, Yoshihiko Nagashima, Akihide Fujisawa, Kimitaka Itoh

Plasma Physics and Controlled Fusion   65 ( 11 )   115002-1 - 115002-10   2023.9

Sudden Change Events of Plasma Current during Electron-Cyclotron Current Start-Up on the QUEST Spherical Tokamak Reviewed International journal

Ryuya IKEZOE, Kosuke TAKEDA, Kengoh KURODA, Takumi ONCHI, Takahiro NAGATA, Izumi SEKIYA, Hiroshi IDEI, Fadilla ZENNIFA, Yifan ZHANG, Seiya SAKAI, Rikuya MIYATA, Takahiro YAMAGUCHI, Makoto HASEGAWA, Yoshihiko NAGASHIMA, Takeshi IDO and Kazuaki HANADA

Plasma and Fusion Research   18   2402066-1 - 2402066-5   2023.8

Spectroscopic measurement of increases in hydrogen molecular rotational temperature with plasma-facing surface temperature and due to collisional-radiative processes in tokamaks Reviewed International journal

N. Yoneda, T. Shikama, F. Scotti, K. Hanada, H. Iguchi, H. Idei, T. Onchi, A. Ejiri, T. Ido, K. Kono, Y. Peng, Y. Osawa, G. Yatomi, A. Kidani, M. Kudo, R. Hiraka, K. Takeda, R.E. Bell, A. Maan, D.P. Boyle, R. Majeski, V.A. Soukhanovskii, M. Groth, A.G. McLean, R.S. Wilcox, C. Lasnier, K. Nakamura, Y. Nagashima, R. Ikezoe, M. Hasegawa, K. Kuroda, A. Higashijima, T. Nagata, S. Shimabukuro, I. Niiya, I. Sekiya and M. Hasuo

Nuclear Fusion   63 ( 9 )   096004-1 - 096004-16   2023.7

Design Study of a Line Integrated Thomson Scattering System for TST-2 Spherical Tokamak Device Reviewed International journal

Akira EJIRI, Yu-Ting LIN, Seowon JANG, Yi PENG, Kouji SHINOHARA, Takeshi IDO, Kaori KONO and Yoshihiko NAGASHIMA

Plasma and Fusion Research   18 ( 3 )   2402025-1 - 2402025-8   2023.4

Development of Thomson Scattering Measurement System for Long Duration Discharges on the QUEST Spherical Tokamak Reviewed International journal

Kaori KONO, Takeshi IDO, Akira EJIRI, Kazuaki HANADA, Qilin YUE, Makoto HASEGAWA, Yi PENG, Seiya SAKAI, Ryuya IKEZOE, Hiroshi IDEI, Syoji KAWASAKI, Kengoh KURODA, Takumi ONCHI, Yoshihiko NAGASHIMA and Seowon JANG

Plasma and Fusion Research   18   1405012-1 - 1405012-4   2023.2

Conceptual design of a heavy ion beam probe for the QUEST spherical tokamak Reviewed International journal

Ido T., Hasegawa M., Ikezoe R., Onchi T., Hanada K., Idei H., Kuroda K., Nagashima Y.

Review of Scientific Instruments   93 ( 11 )   113516-1 - 113516-5   2022.11

Formation Process of a Solitary Vortex in a Zonal Flow Drift-Wave Dynamics Reviewed International journal

Arakawa H., Sasaki M., Inagaki S., Lesur M., Kosuga Y., Kobayashi T., Kin F., Yamada T., Nagashima Y., Fujisawa A., Itoh K.

Plasma and Fusion Research   17   1301106-1 - 1301106-4   2022.11

Effects of sawtooth heat pulses on edge flows and turbulence in a tokamak plasma Reviewed International journal

Plasma Science and Technology   25   015101-1 - 015101-8   2022.10

The first observation of 4D tomography measurement of plasma structures and fluctuations Reviewed International journal

Chanho Moon, Kotaro Yamasaki, Yoshihiko Nagashima, Shigeru Inagaki, Takeshi Ido, Takuma Yamada, Naohiro Kasuya, Yusuke Kosuga, Makoto Sasaki, Yuichi Kawachi, Daiki Nishimura, Taiki Kobayashi and Akihide Fujisawa

Scientific Reports   11   3720-1 - 3720-8   2021.12

Dynamic interaction between fluctuations with different origins in a linear magnetized plasma Reviewed International journal

Kawachi Y.; Inagaki S.; Sasaki M.; Kosuga Y.; Yamasaki K.; Kobayashi T.; Kin F.; Yamada T.; Arakawa H.; Nagashima Y.; Moon C.; Kasuya N.

Physics of Plasmas   28   112302-1 - 112302-6   2021.11

Observation of second harmonic electron cyclotron resonance heating and current-drive transition during non-inductive plasma start-up experiment in QUEST Reviewed International journal

Kojima S.; Hanada, Kazuaki; Idei, Hiroshi; Onchi, Takumi; Ikezoe, Ryuya; Nagashima, Yoshihiko; Hasegawa, Makoto; Kuroda, Kengoh; Nakamura, Kazuo; Higashijima, Aki; Nagata, Takahiro; Kawasaki, Shoji

Plasma Physics and Controlled Fusion   63   105002-1 - 105002-9   2021.10

Transport Simulation of PLATO Tokamak Plasma Using Integrated Code TASK Reviewed International journal

Shota MOCHINAGA, Naohiro KASUYA, Atsushi FUKUYAMA, Yoshihiko NAGASHIMA and Akihide FUJISAWA

Plasma and Fusion Research   16   1403093-1 - 1403093-6   2021.8

Overview of recent progress on steady state operation of all-metal plasma facing wall device QUEST Reviewed International journal

K.Hanada, N.Yoshida, M.Hasegawa, M.Oya, Y.Oya, I.Takagi, A.Hatayama, T.Shikama, H.Idei, Y.Nagashima, R.Ikezoe, T.Onchi, K.Kuroda, S.Kawasaki, A.Higashijima, T.Nagata, S.Shimabukuro, K.Nakamura, S.Murakami, Y.Takase, X.Gao, H.Liu, J.Qiang

Nuclear Materials and Energy   27   101013-1 - 101013-8   2021.6

Effects of Electron Temperature Fluctuation on Turbulence Measurement by Langmuir Probe in a Magnetized Helicon Plasma Reviewed International journal

Yuichi KAWACHI, Shigeru INAGAKI, Makoto SASAKI, Yusuke KOSUGA, Takuma YAMADA, Yoshihiko NAGASHIMA, Chanho MOON, Naohiro KASUYA and Akihide FUJISAWA

Plasma and Fusion Research   16   1202081-1 - 1202081-3   2021.6

Proposal of Analysis Method for Pattern Recognition of Two-Dimensional Structure of Plasma Reviewed International journal

Taiki KOBAYASHI, Akihide FUJISAWA, Yoshihiko NAGASHIMA, Chanho MOON, Daiki NISHIMURA, Kotaro YAMASAKI, Shigeru INAGAKI

Plasma and Fusion Research   16   1201082-1 - 1201082-3   2021.6

Fourier-Rectangular Function Analysis of Spatiotemporal Structure of Bursting Phenomenon in a Cylindrical Plasma Reviewed International journal

Daiki NISHIMURA, Akihide FUJISAWA, Yoshihiko NAGASHIMA, Chanho MOON, Kotaro YAMASAKI, Taiki KOBAYASHI, Shigeru INAGAKI

Plasma and Fusion Research   16   1201075-1 - 1201075-3   2021.6

Conceptual design of heavy ion beam probes on the PLATO tokamak Reviewed International journal

Ido T.; Fujisawa A.; Takemura K.; Kobayashi T.-K.; Nishimura D.; Kasuya N.; Fukuyama A.; Moon C.; Yamasaki K.; Inagaki S.; Nagashima Y.; Yamada T.

Review of Scientific Instruments   92   053553-1 - 053553-5   2021.5

Modal polarization analysis using Fourier-rectangular function transform in a cylindrical plasma Reviewed International journal

D. Nishimura, A. Fujisawa, Y. Nagashima, C. Moon, K. Yamasaki, T.-K. Kobayashi, S. Inagaki, T. Yamada, Y. Kawachi, N. Kasuya, Y. Kosuga, M. Sasaki

Journal of Applied Physics   129   093301-1 - 093301-7   2021.3

Extension of Operation Region for Steady State Operation on QUEST by Integrated Control with Hot Walls Reviewed International journal

Makoto HASEGAWA, Kazuaki HANADA, Naoaki YOSHIDA, Hiroshi IDEI, Takeshi IDO, Yoshihiko NAGASHIMA, Ryuya IKEZOE, Takumi ONCHI, Kengoh KURODA, Shoji KAWASAKI, Aki HIGASHIJIMA, Takahiro NAGATA, Shun SHIMABUKURO and Kazuo NAKAMURA

Plasma and Fusion Research   16   2402034-1 - 2402034-8   2021.3

Investigation on Double-Pass Configurations for Thomson Scattering Measurements Reviewed International journal

Yi PENG, Akira EJIRI, Yuichi TAKASE, Naoto TSUJII, Osamu WATANABE, Kotaro IWASAKI, Yongtae KO, James Hamilton Palmer RICE, Yuki OSAWA, Go YATOMI, Iwao YAMADA, Takeshi IDO, Yoshihiko NAGASHIMA and Kaori KONO

Plasma and Fusion Research   16   1402027-1 - 1402027-9   2021.3

Toroidal flow measurements of impurity ions in QUEST ECH plasmas using multiple viewing chords emission spectroscopy Reviewed International journal

N Yoneda, T Shikama, K Hanada, S Mori, Takumi Onchi, K Kuroda, M Hasuo, A Ejiri, K Matsuzaki, Y Osawa, Y Peng, Y Kawamata, S Sakamoto, H Idei, T Ido, K Nakamura, Y Nagashima, Ryuya Ikezoe, M Hasegawa, A Higashijima, T Nagata, S Shimabukuro

Nuclear Materials and Energy   26 ( 3 )   100905-1 - 100905-7   2021.3

Investigation of radial distribution of atomic hydrogen flux to the plasma facing components in steady state discharges in QUEST tokamak Reviewed International journal

A Kuzmin, M Kobayashi, K Hanada, H Idei, T Onchi, S Mori, N Yoneda, T Shikama, M Hasuo, T Ido, Y Nagashima, R Ikezoe, M Hasegawa, K Kuroda, K Kono, S Matsuo, T Nagata, S Shimabukuro, A Higashijima, I Niiya, H Zushi

Nuclear Materials and Energy   26 ( 3 )   100872-1 - 100872-4   2021.3

Correlation-estimated conditional average method and its application on solitary oscillation in PANTA Reviewed International journal

TK Kobayashi, Akihide Fujisawa, Yoshihiko Nagashima, Chanho Moon, Kotaro Yamasaki, Daiki Nishimura, Shigeru Inagaki, Takuma Yamada, N Kasuya, Yusuke Kosuga, Makoto Sasaki, Yuichi Kawachi

Plasma Physics and Controlled Fusion   63 ( 3 )   032001-1 - 032001-6   2021.1

Spectroscopic Measurement of Hydrogen Atom Density in a Plasma Produced with 28 GHz ECH in QUEST Reviewed International journal

Satoru Mori, Taiichi Shikama, Kazuaki Hanada, Nao Yoneda, Arseniy Kuzmin, Masahiro Hasuo, Hiroshi Idei, Takumi Onchi, Akira Ejiri, Yuki Osawa, Yi Peng, Kyohei Matsuzaki, Shinichiro Kado, Keiji Sawada, Takeshi Ido, Kazuo Nakamura, Ryuya Ikezoe, Yoshihiko Nagashima, Makoto Hasegawa, Kengo Kuroda, Aki Higashijima, Takahiro Nagata, Shun Shimabukuro

Atoms   8 ( 3 )   44-1 - 44-8   2020.9

Parametric Decay Wave Observation in HFS X-Mode Injection in QUEST Reviewed International journal

Shinichiro Kojima, Hatem Elserafy, Kazuaki Hanada, Hiroshi Idei, Ryuya Ikezoe, Yoshihiko Nagashima, Makoto Hasegawa, Takumi Onchi, Kengoh Kuroda, Kazuo Nakamura, Takahiro Murakami, Masaharu Fukuyama, Ryoya Kato, Ryota Yoneda, Masayuki Ono, Akira Ejiri, Yuichi Takase, Sadayoshi Murakami

Plasma and Fusion Research   15   2402063-1 - 2402063-2   2020.8

Simulation of Co-Existence of Ballooning and Kink Instabilities in PLATO Tokamak Plasma Reviewed International journal

Shuhei Tomimatsu, Naohiro Kasuya, Masahiko Sato, Atsushi Fukuyama, Masatoshi Yagi, Yoshihiko Nagashima, Akihide Fujisawa

Plasma and Fusion Research   15   1403052-1 - 1403052-2   2020.7

Observation of spatiotemporal structures of temperature fluctuations by using of a statistical phase detection method in a linear magnetized plasma Reviewed International journal

Yuichi Kawachi, Shigeru Inagaki, Fumiyoshi Kin, Kotaro Yamasaki, Yusuke Kosuga, Makoto Sasaki, Yoshihiko Nagashima, Takuma Yamada, Hiroyuki Arakawa, Naohiro Kasuya, Chanho Moon, Kazunobu Hasamada, Akihide Fujisawa

Plasma Physics and Controlled Fusion   62 ( 5 )   055011 - 055011   2020.5

Magnetic Field Dependence of Plasma Properties Observed with Tomography in PANTA Reviewed International journal

Issei MARUI, Akihide FUJISAWA, Yoshihiko NAGASHIMA, Chanho MOON, Kotaro YAMASAKI, Sigeru INAGAKI, Takuma YAMADA

Plasma and Fusion Research   15   1201018 - 1201018   2020.4

Tomography system for two-dimensional observation of fluctuation in magnetized plasma Reviewed International journal

K Yamasaki, A Fujisawa, Y Nagashima, C Moon, S Inagaki, T Yamada

Review of Scientific Instruments   91 ( 3 )   033502 - 033502   2020.3

Electron heating of over-dense plasma with dual-frequency electron cyclotron waves in fully non-inductive plasma ramp-up on the QUEST spherical tokamak Reviewed International journal

H Idei, T Onchi, K Mishra, H Zushi, T Kariya, T Imai, O Watanabe, R Ikezoe, K Hanada, M Ono, A Ejiri, J Qian, K Nakamura, A Fujisawa, Y Nagashima, M Hasegawa, K Matsuoka, A Fukuyama, S Kubo, M Yoshikawa, M Sakamoto, S Kawasaki, A Higashijima, S Ide, Y Takase, S Murakami

Nuclear Fusion   60 ( 12 )   016030 - 016030   2019.12

Study of turbulence intermittency in linear magnetized plasma Reviewed International journal

Boyu Zhang, Shigeru Inagaki, Kazunobu Hasamada, Kotaro Yamasaki, Fumiyoshi Kin, Yoshihiko Nagashima, Takuma Yamada, Akihide Fujisawa

Plasma Physics and Controlled Fusion   61 ( 11 )   115610 - 115610   2019.11

Ion temperature measurement by laser‐induced fluorescence spectroscopy in panta Reviewed International journal

Hirotyuki Arakawa, Shigeru Inagaki, Yusuke Kosuga, Makoto Sasaki, Fumiyoshi Kin, Kazunobu Hasamada, Kotaro Yamasaki, Tatsuya Kobayashi, Takuma Yamada, Yoshihiko Nagashima, Akihide Fujisawa, Naohiro Kasuya, Kimitaka Itoh, Sanae‐I Itoh

14 ( 10 )   1450 - 1454   2019.10

Particle balance investigation with the combination of the hydrogen barrier model and rate equations of hydrogen state in long duration discharges on an all-metal plasma facing wall in QUEST Reviewed International journal

K Hanada, N Yoshida, M Hasegawa, A Hatayama, K Okamoto, I Takagi, T Hirata, Y Oya, M Miyamoto, M Oya, T Shikama, A Kuzmin, ZX Wang, H Long, H Idei, Y Nagashima, K Nakamura, O Watanabe, T Onchi, H Watanabe, K Tokunaga, A Higashijima, S Kawasaki, T Nagata, S Shimabukuro, Y Takase, S Murakami, X Gao, H Liu, J Qian, R Raman, M Ono

Nuclear Fusion   59 ( 7 )   076007   2019.7

Estimation of fuel particle balance in steady state operation with hydrogen barrier model Reviewed International journal

K Hanada, N Yoshida, I Takagi, T Hirata, Akiyoshi Hatayama, K Okamoto, Y Oya, T Shikama, Z Wang, H Long, C Huang, M Oya, H Idei, Y Nagashima, T Onchi, M Hasegawa, K Nakamura, H Zushi, K Kuroda, S Kawasaki, A Higashijima, T Nagata, S Shimabukuro, Y Takase, S Murakami, X Gao, H Liu, J Qian, R Raman, M Ono

Nuclear Materials and Energy   19   544 - 549   2019.5

Roles of solitary eddy and splash in drift wave–zonal flow system in a linear magnetized plasma Reviewed International journal

26 ( 5 )   052305   2019.5

Estimation of Particle Flux Driven by Coherent Mode Using of Statistical Conditional Averaging Reviewed International journal

Yuichi KAWACHI, Sigeru INAGAKI, Kazunobu HASAMADA, Kotaro YAMASAKI, Fumiyoshi KIN, Yusuke KOSUGA, Makoto SASAKI, Yoshihiko NAGASHIMA, Naohiro KASUYA, Takuma YAMADA, Boyu ZHANG, Akihide FUJISAWA

Plasma and Fusion Research   14   1402090   2019.5

High voltage electrical system of 8.56 GHz CW klystron for electron cyclotron heating on QUEST spherical tokamak Reviewed International journal

Takumi Onchi, Hiroshi Idei, K Nakamura, T Nagata, S Kawasaki, R Ashida, M Fukuyama, M Hasegawa, Ryuya Ikezoe, A Higashijima, K Kuroda, Y Nagashima, K Hanada

Fusion Engineering and Design   2019.5

Improvement of Aperture Configuration to Reduce the Stray Light for Thomson Scattering Measurement Using a Peripheral Beam Profile Monitor Reviewed International journal

Yuya KAWAMATA, Akira EJIRI, Kyohei MATSUZAKI, Yuichi TAKASE, Naoto TSUJII, Takumi ONCHI, Yoshihiko NAGASHIMA

Plasma and Fusion Research   14   1402072   2019.4

Improvement of Aperture Configuration to Reduce the Stray Light for Thomson Scattering Measurement Using a Peripheral Beam Profile Monitor Reviewed International journal

Yuya KAWAMATA, Akira EJIRI, Kyohei MATSUZAKI, Yuichi TAKASE, Naoto TSUJII, Takumi ONCHI and Yoshihiko NAGASHIMA

Plasma and Fusion Research   14   1402072-1 - 1402072-4   2019.4

Fourier-rectangular function analysis for cylindrical plasma images Reviewed International journal

K Yamasaki, A Fujisawa, Y Nagashima, C Moon, S Inagaki, N Kasuya, ...

Journal of Applied Physics   126 ( 7 )   043304 - 043304   2019.4

Plasma equilibrium based on EC-driven current profile with toroidal rotation on QUEST Invited Reviewed International journal

K Nakamura, MM Alam, YZ Jiang, O Mitarai, M Takechi, M Hasegawa, K Tokunaga, K Hanada, Hiroshi Idei, Y Nagashima, Takumi Onchi, K Kuroda, O Watanabe, A Higashijima, T Nagata, S Shimabukuro, S Kawasaki, A Fukuyama

Fusion Engineering and Design   2019.4

Observations of radially elongated particle flux induced by streamer in a linear magnetized plasma Reviewed International journal

F Kin, A Fujisawa, K Itoh, Y Kosuga, M Sasaki, S Inagaki, Y Nagashima, T Yamada, N Kasuya, K Yamasaki, K Hasamada, BY Zhang, Y Kawachi, H Arakawa, T Kobayashi, S-I Itoh

Physics of Plasmas   26 ( 4 )   042306   2019.4

HFS Injection of X-Mode for EBW Conversion in QUEST Reviewed International journal

Hatem Elserafy, Kazuaki Hanada, Kengoh Kuroda, Hiroshi Idei, Ryota Yoneda, Canbin Huang, Shinichiro Kojima, Makoto Hasegawa, Yoshihiko Nagashima, Takumi Onchi, Ryuya Ikezoe, Aki Higashijima, Takahiro Nagata, Shoji Kawasaki, Shun Shimabukuro, Nicola Bertelli, Masayuki Ono

Plasma and Fusion Research   14   1205038   2019.3

28-GHz ECHCD system with beam focusing launcher on the QUEST spherical tokamak Reviewed International journal

Hiroshi Idei, Takumi Onchi, @T Kariya, @TI Tsujimura, @S Kubo, @S Kobayashi, @M Sakaguchi, @T Imai, Makoto Hasegawa, K Nakamura, K Mishra, @M Fukuyama, M Yunoki, S Kojima, O Watanabe, K Kuroda, Kazuaki Hanada, Yoshihiko Nagashima, @A Ejiri, @N Matsumoto, M Ono, A Higashijima, T Nagata, S Shimabukoro, Y Takase, A Fukuyama, S Murakami

Fusion Engineering and Design   2019.2

Symmetry-Breaking of Turbulence Structure and Position Identification in Toroidal Plasmas Reviewed International journal

@Kimitaka Itoh, Sanae-I Itoh, Yoshihiko Nagashima, Takuma Yamada, Yusuke Kosuga, Akihide Fujisawa

Plasma and Fusion Research   13   1102113   2018.10

Determination of Spatiotemporal Structure of Fluctuations by Statistical Averaging Method Reviewed International journal

#Yuichi KAWACHI, Sigeru INAGAKI, Kentaro TOMITA, Kotaro YAMASAKI, #Fumiyoshi KIN, Yusuke KOSUGA, Makoto SASAKI, Yoshihiko NAGASHIMA, Naohiro KASUYA, #Kazunobu HASAMADA, #Boyu ZHANG, Akihide FUJISAWA

Plasma and Fusion Research   13   3401105   2018.8

Spectroscopic Measurements of Impurity Ion Toroidal and Poloidal Flow Velocities and Their Dependence on Vertical Magnetic Field in QUEST Toroidal ECR Plasmas Reviewed International journal

@Nao YONEDA, @Taiichi SHIKAMA, Hideki ZUSHI, Kazuaki HANADA, @Akinobu FUJIKAWA, Takumi ONCHI, Kengoh KURODA, @Kuniaki NII, @Masahiro HASUO, Makoto HASEGAWA, Hiroshi IDEI, Kazuo NAKAMURA, Yoshihiko NAGASHIMA, Aki HIGASHIJIMA, @Takahiro NAGATA

Plasma and Fusion Research   13   3402087   2018.7

Current status and prospect of plasma control system for steady-state operation on QUEST Reviewed International journal

Makoto Hasegawa, Kazuo Nakamura, Hideki Zushi, Kazuaki Hanada, Akihide Fujisawa, Kazutoshi Tokunaga, Hiroshi Idei, Yoshihiko Nagashima, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima

Fusion Engineering and Design   112 ( 11 )   699 - 702   2018.6

A proposal of Fourier-Bessel expansion with optimized ensembles of bases to analyse two dimensional image Reviewed International journal

K Yamasaki, A Fujisawa, Y Nagashima

Review of Scientific Instruments   88 ( 9 )   093507   2018.6

Multiple-Instabilities in Magnetized Plasmas with Density Gradient and Velocity Shears Reviewed International journal

Makoto Sasaki, Naohiro Kasuya, Shinichiro Toda, Takuma Yamada, Yusuke Kosuga, Hiroyuki Arakawa, Tatsuya Kobayashi, Shigeru Inagaki, Akihide Fujisawa, Yoshihiko Nagashima, Kimitaka Itoh, Sanae-I Itoh

Plasma and Fusion Research   12   1401042   2018.6

Extraction of nonlinear waveform in turbulent plasma Reviewed International journal

F Kin, K Itoh, A Fujisawa, Y Kosuga, M Sasaki, T Yamada, S Inagaki, S-I Itoh, T Kobayashi, Y Nagashima, N Kasuya, H Arakawa, K Yamasaki, K Hasamada

Physics of Plasmas   25 ( 6 )   062304   2018.6

Effect of magnetic shear on edge turbulence in SOL-like open field line configuration in QUEST Reviewed International journal

Santanu Banerjee, Hideki Zushi, Nobuhiro Nishino, Kazuaki Hanada, Hiroshi Idei, K Nakamura, Makoto Hasegawa, Akihide Fujisawa, Yoshihiko Nagashima, Kishore Mishra, Saya Tashima, Takumi Onchi, Arseniy Aleksandrovich Kuzmin, Keisuke Matsuoka

Plasma Physics and Controlled Fusion   2018.6

Modification of plasma control system and hot-wall temperature control system for long-duration plasma sustainment in QUEST Reviewed International journal

Makoto Hasegawa, Kazuo Nakamura, Kazuaki Hanada, Shoji Kawasaki, Arseniy Kuzmin, Hiroshi Idei, Kazutoshi Tokunaga, Yoshihiko Nagashima, Takumi Onchi, Kengoh Kuroda, Osamu Watanabe, Aki Higashijima, Takahiro Nagata

Fusion Engineering and Design   129   202 - 206   2018.2

Three-Dimensional Structure of the Streamer in Linear Plasmas Reviewed International journal

Takuma Yamada,Shigeru Inagaki,Makoto Sasaki,Yoshihiko Nagashima,Fumiyoshi Kin,Hiroyuki Arakawa,Tatsuya Kobayashi,Kotaro Yamasak ,Naohiro Kasuya,Yusuke Kosuga,Akihide Fujisawa,Kimitaka Itoh,and Sanae-I.Itoh

Journal of the Physical Society of Japan   87   034501-1 - 034501-4   2018.1

Quantification of Turbulent Driving Forces for the Geodesic Acoustic Mode in the JFT-2M Tokamak Invited Reviewed International journal

T.Kobayashi,M.Sasaki,T.Ido,K.Kamiya,Y.Miura,Y.Nagashima,K.Ida,S.Inagaki,A.Fujisawa,S.-I.Itoh,and K.Itoh

Physical Review Letters   120 ( 4 )   045002-1 - 045002-4   2018.1

Position Identification of Measurement for the Study of Symmetry-Breaking of Turbulence Structure in Toroidal Plasmas Reviewed International journal

Kimitaka Itoh,Sanae-I.Itoh,Yoshihiko Nagashima,Takuma Yamada,and Akihide Fujisawa

Journal of the Physical Society of Japan Short Note   87   025002-1 - 025002-2   2017.12

Fast Algorithm for Tomographic Reconstruction for Plasma Emission Reviewed International journal

Kotaro YAMASAKI, Akihide FUJISAWA, Yoshihiko NAGASHIMA, Shigeru INAGAKI

Plasma and Fusion Research   12   1201045   2017.11

Topological bifurcation of helical flows in magnetized plasmas with density gradient and parallel flow shear Reviewed International journal

M Sasaki, N Kasuya, K Itoh, S Toda, T Yamada, Y Kosuga, Y Nagashima, T Kobayashi, H Arakawa, K Yamasaki, A Fujisawa, S Inagaki, S-I Itoh

Physics of Plasmas   24 ( 11 )   112103   2017.11

Turbulent transport reduction induced by transition on radial electric field shear and curvature through amplitude and cross-phase in torus plasma Reviewed International journal

T Kobayashi, K Itoh, T Ido, K Kamiya, S-I Itoh, Y Miura, Y Nagashima, A Fujisawa, S Inagaki, K Ida

Scientific reports   7 ( 1 )   14971   2017.11

Fully non-inductive second harmonic electron cyclotron plasma ramp-up in the QUEST spherical tokamak Invited Reviewed International journal

H. Idei,T. Kariya,T. Imai,K. Mishra,T. Onchi,O. Watanabe,H. Zushi,K. Hanada,J. Qian,A. Ejiri,M.M. Alam,K. Nakamura,A. Fujisawa,Y. Nagashima,M. Hasegawa,K. Matsuoka,A. Fukuyama,S. Kubo,T. Shimozuma,M. Yoshikawa,M. Sakamoto,S. Kawasaki,H. Nakashima,A. Higashijima,S. Ide,T. Maekawa,Y. Takase and K. Toi

Nuclear Fusion   57   126045-1 - 126045-11   2017.10

Model validation for radial electric field excitation during L–H transition in JFT-2M tokamak Reviewed International journal

57 ( 7 )   072005   2017.10

Investigation of hydrogen recycling in long-duration discharges and its modification with a hot wall in the spherical tokamak QUEST Reviewed International journal

K Hanada, N Yoshida, T Honda, Z Wang, A Kuzmin, I Takagi, T Hirata, Y Oya, M Miyamoto, H Zushi, M Hasegawa, K Nakamura, A Fujisawa, H Idei, Y Nagashima, O Watanabe, T Onchi, K Kuroda, H Long, H Watanabe, K Tokunaga, A Higashijima, S Kawasaki, T Nagata, Y Takase, A Fukuyama, O Mitarai

Nuclear Fusion   57 ( 12 )   126061   2017.10

Measurement of thickness of film deposited on the plasma-facing wall in the QUEST tokamak by colorimetry Reviewed International journal

Review of Scientific Instruments   88   093502-1 - 093502-8   2017.9

Temporal-spatial structures of plasmas flows and turbulence around tearing mode islands in the edge tokamak plasmas Reviewed International journal

KJ Zhao, Y Nagashima, FM Li, Yuejiang Shi, PH Diamond, JQ Dong, K Itoh, S-I Itoh, G Zhuang, H Liu, ZP Chen, J Cheng, L Nie, YH Ding, QM Hu, ZY Chen, B Rao, ZF Cheng, L Gao, XQ Zhang, ZJ Yang, NC Wang, L Wang, W Jin, W Yan, JQ Xu, YF Wu, LW Yan, A Fujisawa, S Inagaki, Y Kosuga, M Sasaki, J-TEXT Team

Nuclear Fusion   57 ( 12 )   126006   2017.9

Nonlinear Coupling of Drift Waves and High Frequency Fluctuation on PANTA Reviewed International journal

Kazunobu Hasamada, Yusuke Kosuga, Fumiyoshi Kin, Sigeru Inagaki, Yoshihiko Nagashima, Tatsuya Kobayashi, Makoto Sasaki, Naohiro Kasuya, Kotaro Yamasaki, Sanae-I Itoh, Kimitaka Itoh, Akihide Fujisawa

Plasma and Fusion Research   12   1201034   2017.8

Hysteresis and fast timescales in transport relations of toroidal plasmas Reviewed International journal

K Itoh, S-I Itoh, K Ida, S Inagaki, Y Kamada, K Kamiya, JQ Dong, C Hidalgo, T Evans, WH Ko, H Park, T Tokuzawa, S Kubo, T Kobayashi, Y Kosuga, M Sasaki, GS Yun, SD Song, N Kasuya, Y Nagashima, C Moon, M Yoshinuma, R Makino, T Tsujimura, H Tsuchiya, U Stroth

Nuclear Fusion   57 ( 10 )   102021   2017.7

Mesoscale electric fluctuations interacting with zonal flows, magnetic fluctuations and turbulence Reviewed International journal

KJ Zhao, Y Nagashima, PH Diamond, JQ Dong, K Itoh, S-I Itoh, LW Yan, J Cheng, A Fujisawa, S Inagaki, Y Kosuga, M Sasaki, ZH Huang, DL Yu, Q Li, XQ Ji, XM Song, Y Huang, Yi Liu, QW Yang, XT Ding, XR Duan

Nuclear Fusion   57 ( 7 )   076036   2017.6

Measurements of edge plasma parameters during internal reconnection events in the TST-2 spherical tokamak Reviewed International journal

H Furui, A Ejiri, Y Nagashima, Y Takase, M Sonehara, N Tsujii, B Roidl, T Shinya, H Togashi, H Homma, K Nakamura, T Takeuchi, S Yajima, Y Yoshida, K Toida, W Takahashi, H Yamazaki

Physics of Plasmas   24 ( 6 )   062504   2017.6

Phenomenological Classification of Turbulence States in Linear Magnetized Plasma PANTA Reviewed International journal

Tatsuya Kobayashi, Sigeru Inagaki, Makoto Sasaki, Yusuke Kosuga, Hiroyuki Arakawa, Fumiyoshi Kin, Takuma Yamada, Yoshihiko Nagashima, Naohiro Kasuya, Akihide Fujisawa, Sanae-I Itoh, Kimitaka Itoh

Plasma and Fusion Research   12   1401019   2017.5

Coexistence of Drift Waves and D'Angelo Modes at Different Position and Frequency in Linear Plasma Device Reviewed International journal

Nathan Dupertuis, Shigeru Inagaki, Yoshihiko Nagashima, Yusuke Kosuga, Fumiyoshi Kin, Tatsuya Kobayashi, Naohiro Kasuya, Makoto Sasaki, Akihide Fujisawa, Minh Quang Tran, Sanae-I Itoh, Kimitaka Itoh

Plasma and Fusion Research   12   1201008   2017.3

On the Application of Cross Bispectrum and Cross Bicoherence Reviewed International journal

Sanae-I Itoh, Kimitaka Itoh, Yoshihiko Nagashima, Yusuke Kosuga

Plasma and Fusion Research   12   1101003   2017.3

Power balance estimation in long duration discharges on QUEST Reviewed International journal

K.Hanada, H.Zushi, H.Idei, K.Nakamura, M.Ishiguro, S.Tashima, E.I.Kalinnikova, Y.Nagashima, M.Hasegawa, A.Fujisawa, A.Higashijima, S.Kawasaki, H.Nakashima, O.Mitarai, A.Fukuyama, Y.Takase, X. Gao, H.Liu, J.Qian, M.Ono, R.Raman

Plasma Science and Technology   18 ( 11 )   1069   2016.11

Current status and prospect of plasma control system for steady-state operation on QUEST Reviewed International journal

Makoto Hasegawa, Kazuo Nakamura, Hideki Zushi, Kazuaki Hanada, Akihide Fujisawa, Kazutoshi Tokunaga, Hiroshi Idei, Yoshihiko Nagashima, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima

Fusion Engineering and Design   112   699 - 702   2016.11

Analysis of plasma equilibrium based on orbit-driven current density profile in steady-state plasma on QUEST Reviewed International journal

K. Nakamura, M.M. Alam, Y.Z. Jiang, O. Mitarai, K. Kurihara, Y. Kawamata, M. Sueoka, M. Takechi, M. Hasegawa, K. Tokunaga, K. Araki, H. Zushi, K. Hanada, A. Fujisawa, H. Idei, Y. Nagashima, S. Kawasaki, H. Nakashima, A. Higashijima, T. Nagata, A. Fukuyama

Fusion Engineering and Design   109-111(Part B)   1528 - 1533   2016.11

Comparison of current density profiles based on particle orbit-driven current in steady-state plasma on QUEST Invited Reviewed International journal

Md Mahbub Alam, Kazuo Nakamura, Fan Xia, Osamu Mitarai, Makoto Hasegawa, Kazutoshi Tokunaga, Kuniaki Araki, Hideki Zushi, Kazuaki Hanada, Akihide Fujisawa, Hiroshi Idei, Yoshihiko Nagashima, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima, Takahiro Nagata

Fusion Engineering and Design   109-111(Part B),   1624 - 1630   2016.11

Response of the far scrape-off layer plasma to strong gas puffing in the high poloidal beta configuration on the QUEST spherical tokamak Reviewed International journal

Onchi, Takumi; Zushi, Hideki; Mishra, Kishore; Oyama, Yuya; Nagashima, Yoshihiko; Hanada, Kazuaki; Idei, Hiroshi; Hasegawa, Makoto; Kuzmin, Arseniy; Miura, Hiroki; Nakamura, K; Fujisawa, Akihide; Nagaoka, Kenichi

Plasma Physics and Controlled Fusion   58   115004-1   2016.9

Hydrogen flux measurements with permeation probes in spherical tokamak QUEST Reviewed International journal

Aleksandrovich Arseniy Kuzmin, zushi hideki, I Takagi, SK Sharma, Y Hirooka, M Kobayashi, Mizuki Sakamoto, K.Hanada, Takumi Onchi, Y Oyama, Naoaki Yoshida, Kazuo Nakamura, Fujisawa Akihide, H.Idei, Nagashima Yoshihiko, Makoto Hasegawa, MISHRA KISHORE KANTI

Vacuum   2016.7

Observation of an edge coherent mode and poloidal flow in the electron cyclotron wave induced high βp plasma in QUEST Reviewed International journal

23 ( 082507-1 )   082507-8   2016.6

Improvement of the Reynolds stress probe for end-plate biasing experiments in a cylindrical laboratory plasma Reviewed International journal

Tomotsugu Kanzaki, Nagashima Yoshihiko, S. Inagaki, Fumiyoshi Kin, Yudai Miwa, M. Sasaki, Takuma Yamada, Fujisawa Akihide, Tatsuya Kobayashi, Naohiro Kasuya, Yusuke Kosuga, Sanae-I. Itoh, Kimitaka Itoh

Plasma and Fusion Research Rapid Communication   2016.5

A model of plasma current through a hole of Rogowski probe including sheath effects Reviewed International journal

Hirokazu Furui, Akira Ejiri, Nagashima Yoshihiko, Y. Takase, M. Sonehara, N. Tsujii, T. Yamaguchi, T. Shinya, H. Togashi, H. Homma, Kazuo Nakamura, T. Takeuchi, S. Yajima, Y. Yoshida, W. Takahashi, H. Yamazaki

Review of Scientific Instruments   87 ( 4 )   043503-1 - 043503-10   2016.4

Current status and prospect of plasma control system for steady-state operation on QUEST Reviewed International journal

Makoto Hasegawa, Kazuo Nakamura, zushi hideki, K.Hanada, Fujisawa Akihide, K. Tokunaga, H.Idei, Nagashima Yoshihiko, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima

Fusion Engineering and Design   2016.4

Adaptive-array Electron Cyclotron Emission diagnostics using data streaming in a Software Defined Radio system Reviewed International journal

H.Idei, MISHRA KISHORE KANTI, MK Yamamoto, M Hamasaki, Fujisawa Akihide, Nagashima Yoshihiko, Y Hayashi, Takumi Onchi, K.Hanada, zushi hideki

Journal of Instrumentation   11 ( 04 )   C04010-1   2016.4

A Concept of Cross-Ferroic Plasma Turbulence Reviewed International journal

S. Inagaki, T Kobayashi, Y Kosuga, Sanae-I. Itoh, T Mitsuzono, Nagashima Yoshihiko, H Arakawa, T Yamada, Y Miwa, Naohiro Kasuya, M. Sasaki, M Lesur, Fujisawa Akihide, K Itoh

Scientific Reports   6   22189-1 - 22189-6   2016.2

Tomography as a promising diagnostic tool for plasma turbulence Reviewed International journal

Fujisawa Akihide, Nagashima Yoshihiko, S. Inagaki, Takumi Onchi, S Ohshima, A Shimizu

Plasma Physics and Controlled Fusion   58 ( 2 )   025005-1 - 025005-10   2016.1

Multiple wall-reflection effect in adaptive-array differential-phase reflectometry on QUEST Reviewed International journal

H.Idei, MISHRA KISHORE KANTI, MK Yamamoto, Nagashima Yoshihiko, M Hamasaki, Y Hayashi, Takumi Onchi, K.Hanada, zushi hideki

Journal of Instrumentation   11 ( 1 )   C01014-1   2016.1

First measurement of electron temperature and density profiles for　spherical tokamak plasmas sustained by lower hybrid wave Reviewed International journal

10   1202082-1 - 1202082-2   2015.12

Analysis of plasma equilibrium based on orbit-driven current density profile in steady-state plasma on QUEST Reviewed International journal

Kazuo Nakamura, M M Alam, YZ Jiang, O Mitarai, K Kurihara, Y Kawamata, M Sueoka, M Takechi, Makoto Hasegawa, K. Tokunaga, K Araki, zushi hideki, K.Hanada, Fujisawa Akihide, H.Idei, Nagashima Yoshihiko, S Kawasaki, H Nakashima, A Higashijima

Fusion Engineering and Design   1 - 6   2015.12

Thomson scattering measurements in low-density plasmas in the TST-2 spherical tokamak Reviewed International journal

Hiro Togashi, A. Ejiri, H. Homma, T. Shinya, Y. Takase, K. Toida, N. Tsujii, T. Yamaguchi, Y. Yoshida, H. Furui, M. Sonehara, Kazuo Nakamura, W. Takahashi, T. Takeuchi, S. Yajima, H. Yamazaki,, Makoto Hasegawa, Nagashima Yoshihiko, H. Tojo

Journal of Instrumentation   10   C12020-1 - C12020-9   2015.12

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

Tatsuya Kobayashi, S. Inagaki, M. Sasaki, Y Kosuga, H Arakawa, T Yamada, Nagashima Yoshihiko, Y Miwa, Naohiro Kasuya, Fujisawa Akihide, Sanae-I. Itoh, K Itoh

Physics of Plasmas   22 ( 11 )   112301-1 - 112301-8   2015.11

Comparison of current density profiles based on particle orbit-driven current in steady-state plasma on QUEST Reviewed International journal

Md Mahbub Alam, Kazuo Nakamura, Fan Xia, Osamu Mitarai, Makoto Hasegawa, K. Tokunaga, Kuniaki Araki, zushi hideki, K.Hanada, Fujisawa Akihide, H.Idei, Nagashima Yoshihiko, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima, Takahiro Nagata

Fusion Engineering and Design   1 - 7   2015.11

Development of a high-performance control system by decentralization with reflective memory on QUEST Reviewed International journal

Makoto Hasegawa, Kazuo Nakamura, zushi hideki, K.Hanada, Fujisawa Akihide, Osamu Mitarai, K. Tokunaga, H.Idei, Nagashima Yoshihiko, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima

Fusion Engineering and Design   96   629 - 632   2015.10

Heat flux and plasma flow in the far scrape-off layer of the inboard poloidal field null configuration in QUEST Reviewed International journal

Takumi Onchi, zushi hideki, Y Mahira, K Nagaoka, K.Hanada, H.Idei, Makoto Hasegawa, Kazuo Nakamura, Fujisawa Akihide, Nagashima Yoshihiko, K Matsuoka, S Tashima, BANERJEE SANTANU, Aleksandrovich Arseniy Kuzmin, S Kawasaki, H Nakashima, A Higashijima, Osamu Watanabe

Physics of Plasmas   22 ( 8 )   082513-1 - 082513-14   2015.8

Particle balance in long duration RF driven plasmas on QUEST Reviewed International journal

K.Hanada, zushi hideki, Naoaki Yoshida, N Yugami, T Honda, Makoto Hasegawa, MISHRA KISHORE KANTI, Aleksandrovich Arseniy Kuzmin, Kazuo Nakamura, Fujisawa Akihide, H.Idei, Nagashima Yoshihiko, Osamu Watanabe, Takumi Onchi, H. Watanabe, K. Tokunaga, A Higashijima, S Kawasaki, H Nakashima

Journal of Nuclear Materials   463   1084 - 1086   2015.8

Global gas balance and influence of atomic hydrogen irradiation on the wall inventory in steady-state operation of QUEST tokamak Reviewed International journal

Aleksandrovich Arseniy Kuzmin, zushi hideki, I Takagi, SK Sharma, RUSINOV ALEKSANDR, Y Inoue, Y Hirooka, H Zhou, M Kobayashi, Mizuki Sakamoto, K.Hanada, Naoaki Yoshida, Kazuo Nakamura, Fujisawa Akihide, K Matsuoka, H.Idei, Nagashima Yoshihiko, Makoto Hasegawa, Takumi Onchi

Journal of Nuclear Materials   463   1087 - 1090   2015.8

Observation of heat flux and plasma flow in scrape off layer in QUEST Reviewed International journal

Takumi Onchi, Y Mahira, K Nagaoka, A Tashima, BANERJEE SANTANU, MISHRA KISHORE KANTI, H.Idei, K.Hanada, Kazuo Nakamura, Fujisawa Akihide, Nagashima Yoshihiko, Makoto Hasegawa, K Matsuoka, Aleksandrovich Arseniy Kuzmin, Osamu Watanabe, S Kawasaki, H Nakashima, A Higashijima

Journal of Nuclear Materials   463   428 - 431   2015.8

Self organization of high βp plasma equilibrium with an inboard poloidal magnetic field null in QUEST Reviewed International journal

55   083009-1 - 083009-13   2015.7

Non-inductive Plasma Start-up Experiments on the TST-2 Spherical Tokamak Using Waves in the Lower-hybrid Frequency Range Reviewed International journal

Takahiro Shinya, Takase, Y., Wakatsuki, T., Ejiri, A., Furui, H., Hiratsuka, J., Imamura, K., Inada, T., Kakuda, H., Kasahara, H., Kumazawa, R., Moeller, C., Mutoh, T., Nagashima Yoshihiko, Kazuo Nakamura, Nakanishi, A., Oosako, T., Saito, K., Seki, T.

Nuclear Fusion   55 ( 7 )   073003-1 - 073003-8   2015.6

Edge plasma dynamics during L-H transition in the JFT-2M tokamak Reviewed International journal

Kobayashi, T., Itoh, K., Ido, T., Kamiya, K., Sanae-I. Itoh, Miura, Y., Nagashima Yoshihiko, Fujisawa Akihide, S. Inagaki, Ida, K., Hoshino, K.

NUCLEAR FUSION   55 ( 6 )   063009-1 - 063009-7   2015.6

Dynamical programming based turbulence velocimetry for fast visible imaging of tokamak plasma Reviewed International journal

Santanu Banerjee, H Zushi, N Nishino, K Mishra, T Onchi, A Kuzmin, Y Nagashima, K Hanada, K Nakamura, H Idei, M Hasegawa, A Fujisawa

Review of Scientific Instruments   86.0 ( 3.0 )   2015.3

Simultaneous measurement of plasma pressure anisotropy with a double-pass Thomson scattering diagnostic system on the TST-2 Reviewed International journal

Jun'ichi Hiratsuka, Akira EJIRI, Makoto Hasegawa, Nagashima Yoshihiko, Keishun NAKAMURA, Yuichi TAKASE, Hiro TOGASHI, Hiroshi TOJO, Takashi YAMAGUCHI

Plasma and Fusion Research   10   1402007-1 - 1402007-6   2015.2

Particle balance in long duration RF driven plasmas on QUEST Reviewed International journal

K Hanada, H Zushi, N Yoshida, N Yugami, T Honda, M Hasegawa, K Mishra, A Kuzmin, K Nakamura, A Fujisawa, H Idei, Y Nagashima, O Watanabe, T Onchi, H Watanabe, K Tokunaga, A Higashijima, S Kawasaki, H Nakashima, Y Takase, A Fukuyama, O Mitarai, YKM Peng

Journal of Nuclear Materials   2015.1

Global gas balance and influence of atomic hydrogen irradiation on the wall inventory in steady-state operation of QUEST tokamak Reviewed International journal

A Kuzmin, H Zushi, I Takagi, SK Sharma, A Rusinov, Y Inoue, Y Hirooka, H Zhou, M Kobayashi, M Sakamoto, K Hanada, N Yoshida, K Nakamura, A Fujisawa, K Matsuoka, H Idei, Y Nagashima, M Hasegawa, T Onchi, S Banerjee, K Mishra

Journal of Nuclear Materials   2014.12

Observation of heat flux and plasma flow in scrape off layer in QUEST Reviewed International journal

T Onchi, Y Mahira, K Nagaoka, S Tashima, S Banerjee, K Mishra, H Idei, K Hanada, K Nakamura, A Fujisawa, Y Nagashima, M Hasegawa, K Matsuoka, A Kuzmin, O Watanabe, S Kawasaki, H Nakashima, A Higashijima

Journal of Nuclear Materials   2014.12

Thermal imaging of plasma with a phased array antenna in QUEST Reviewed International journal

REVIEW OF SCIENTIFIC INSTRUMENTS   85.0 ( 11.0 )   2014.11

End plate biasing experiments in linear magnetized plasmas Reviewed International journal

T. Yamada, S. Inagaki, T. Kobayashi, Y. Nagashima, T. Mitsuzono, Y. Miwa, K. Nakanishi, H. Fujino, M. Sasaki, N. Kasuya, M. Lesur, Y. Kosuga, A. Fujisawa, S.-I. Itoh and K. Itoh

NUCLEAR FUSION   54.0 ( 11.0 )   2014.11

Demonstration of improvement in the signal-to-noise ratio of Thomson scattering signal obtained by using a multi-pass optical cavity on the Tokyo Spherical Tokamak-2 Reviewed International journal

H Togashi, A Ejiri, J Hiratsuka, K Nakamura, Y Takase, T Yamaguchi, H Furui, K Imamura, T Inada, H Kakuda, A Nakanishi, T Oosako, T Shinya, M Sonehara, S Tsuda, N Tsujii, T Wakatsuki, M Hasegawa, Y Nagashima, K Narihara, I Yamada, H Tojo

Review of Scientific Instruments   85.0 ( 11.0 )   2014.11

Local current density measurement using a Rogowski probe in Tokyo Spherical Tokamak-2 Reviewed International journal

H Furui, Y Nagashima, Y Takase, A Ejiri, H Kakuda, M Sonehara, T Oosako, N Tsujii, J Hiratsuka, K Imamura, T Inada, K Nakamura, A Nakanishi, T Shinya, H Togashi, S Tsuda, T Wakatsuki, T Yamaguchi

Review of Scientific Instruments   85.0 ( 11.0 )   2014.11

Development of a plasma control system for steady-state operation on QUEST Reviewed International journal

Makoto Hasegwa, Kazuo Nakamura, Hideki Zushi, Kazuaki Hanada, Akihide Fujisawa, Keisuke Matsuoka, Hiroshi Idei, Yoshihiko Nagashima, Kazutoshi Tokunaga, Shoji Kawasaki, Hisatoshi Nakashima, Aki Higashijima

Journal of the Korean Physical Society   65.0 ( 8.0 )   2014.10

Shape Reconstruction of RF-Driven Divertor Plasma on QUEST Reviewed International journal

Nakamura, Kazuo; Fujita, H.; Liu, X. L.; Xue, E. B.; Xia, Fan; Mitarai, Osamu; Kurihara, Kenichi; Kawamata, Y.; Sueoka, M.; Hasegawa, Makoto; Tokunaga, Kazutoshi; Zushi, H.; Hanada, K.; Fujisawa, A.; Matsuoka, K.; Idei, H.; Nagashima, Y.; Kawasaki, S.; Nakashima, H.; Higashijima, A.; Araki, Kuniaki; Fukuyama, A.

IEEE TRANSACTIONS ON PLASMA SCIENCE   42.0 ( 9.0 )   2014.9

Plasma current start-up experiments using a dielectric-loaded waveguide array antenna in the TST-2 spherical tokamak Reviewed International journal

Wakatsuki, T.; Ejiri, A.; Shinya, T.; Takase, Y.; Furui, H.; Hiratsuka, J.; Imamura, K.; Inada, T.; Kakuda, H.; Kasahara, H.; Nagashima, Y.; Nakamura, K.; Nakanishi, A.; Oosako, T.; Saito, K.; Seki, T.; Sonehara, M.; Togashi, H.; Tsuda, S.; Tsujii, N.; Yamaguchi, T.

NUCLEAR FUSION   54.0 ( 9.0 )   2014.9

Analytical Solution of High βp Equilibria with Natural Inboard Poloidal Null Configuration Obtained in the Spherical Tokamak QUEST Reviewed International journal

9.0 ( RC )   2014.7

Role of stochasticity in turbulence and convective intermittent transport at the scrape off layer of Ohmic plasma in QUEST Reviewed International journal

Banerjee, Santanu; Zushi, H.; Nishino, N.; Hanada, K.; Ishiguro, M.; Tashima, S.; Liu, H. Q.; Mishra, K.; Nakamura, K.; Idei, H.; Hasegawa, M.; Fujisawa, A.; Nagashima, Y.; Matsuoka, K.

PHYSICS OF PLASMAS   21.0 ( 7.0 )   2014.7

Dynamics of edge limit cycle oscillation in the JFT-2M Tokamak Reviewed International journal

Kobayashi, T.; Itoh, K.; Ido, T.; Kamiya, K.; Itoh, S. -I.; Miura, Y.; Nagashima, Y.; Fujisawa, A.; Inagaki, S.; Ida, K.; Kasuya, N.; Hoshino, K.

NUCLEAR FUSION   54.0 ( 7.0 )   2014.7

Multi-pass Thomson Scattering Measurement on the TST-2 Spherical Tokamak Reviewed International journal

H. Togashi, A. Ejiri, K. Nakamura, Y. Takase, T. Yamaguchi, H. Furui, K. Imamura, T. Inada, H. Kakuda, A. Nakanishi, T. Oosako, T. Shinya, M. Sonehara, S. Tsuda, N. Tsujii, T. Wakatsuki, makoto hasegawa, Yoshihiko Nagashima, K. Narihara, I. Yamada and H. Tojo

REVIEW OF SCIENTIFIC INSTRUMENTS   85.0   2014.6

Analytical Solution of High βp Equilibria with Natural Inboard Poloidal Null Configuration Obtained in the Spherical Tokamak QUEST Reviewed International journal

9.0 ( RA )   2014.6

Development of a Local Current Diagnostic using a Small Rogowski Coil for a Spherical Tokamak Plasma in TST-2 Reviewed International journal

Hirokazu FURUI, Yoshihiko NAGASHIMA, Yuich TAKASE, Akira EJIRI, Hidetoshi KAKUDA, Masateru SONEHARA, Takuya OOSAKO, Naoto TSUJII, Junichi HIRATSUKA, Kazuhiro IMAMURA, Takuma INADA, Keishun NAKAMURA, Ayaka NAKANISHI, Takahiro SHINYA, Hiro TOGASHI, Shintarou TSUDA, Takuma WAKATSUKI and Takashi YAMAGUCHI

Plasma and Fusion Research   9.0 ( RA )   2014.6

Note: Multi-pass Thomson scattering measurement on the TST-2 spherical tokamak Reviewed International journal

Togashi, H.; Ejiri, A.; Hiratsuka, J.; Nakamura, K.; Takase, Y.; Yamaguchi, T.; Furui, H.; Imamura, K.; Inada, T.; Kakuda, H.; Nakanishi, A.; Oosako, T.; Shinya, T.; Sonehara, M.; Tsuda, S.; Tsujii, N.; Wakatsuki, T.; Hasegawa, M.; Nagashima, Y.; Narihara, K.; Yamada, I.; Tojo, H.

REVIEW OF SCIENTIFIC INSTRUMENTS   85.0 ( 5.0 )   2014.5

Identification of Waves by RF Magnetic Probes during Lower Hybrid Wave Injection Experiments on the TST-2 Spherical Tokamak Reviewed International journal

Takahiro SHINYA, Akira EJIRI, Yuichi TAKASE, Takuma WAKATSUKI, Takuya OOSAKO, Naoto TSUJII, Hidetoshi KAKUDA, Hirokazu FURUI, Junichi HIRATSUKA, Takuma INADA, Kazuhiro IMAMURA, Keishun NAKAMURA, Ayaka NAKANISHI, Masateru SONEHARA, Hiro TOGASHI, Shintaro TSUDA, Takashi YAMAGUCHI, Hiroshi KASAHARA, Kenji SAITO, Tetsuo SEKI, Fujio SHIMPO, Yoshihiko NAGASHIMA, Osamu WATANABE and Takuma YAMADA

Plasma and Fusion Research   9.0 ( RA )   2014.5

Identification of Quasi-Periodic Nonlinear Waveforms in Turbulent Plasmas Reviewed International journal

Shigeru INAGAKI, Yudai MIWA, Tatsuya KOBAYASHI, Takuma YAMADA, Yoshihiko NAGASHIMA, Tomohiro MITSUZONO, Hiromitsu FUJINO, Makoto SASAKI, Naohiro KASUYA, Maxime LESUR, Yusuke KOSUGA, Akihide FUJISAWA, Sanae-I. ITOH and Kimitaka ITOH

Plasma and Fusion Research   9.0 ( RC )   2014.3

Role of energetic electrons during current ramp-up and production of high poloidal beta plasma in non-inductive current drive on QUEST Reviewed International journal

Tashima, Saya; Zushi, H.; Isobe, M.; Hanada, K.; Idei, H.; Nakamura, K.; Fujisawa, A.; Matsuoka, K.; Hasegawa, M.; Nagashima, Y.; Okamura, S.; Banerjee, S.; Kawasaki, S.; Nakashima, H.; Higashijima, A.

NUCLEAR FUSION   54.0 ( 2.0 )   2014.2

Injection and Confinement of a Laser Pulse in an Optical Cavity for Multi-Pass Thomson Scattering Diagnostics in the TST-2 Spherical Tokamak Device Reviewed International journal

Hiro TOGASHI, Akira EJIRI, Makoto HASEGAWA, Junichi HIRATSUKA, Yoshihiko NAGASHIMA, Keishun NAKAMURA, Kazumichi NARIHARA, Yuichi TAKASE, Hiroshi TOJO, Naoto TSUJII, Ichihiro YAMADA, Takashi YAMAGUCHI and the TST-2 Team

Plasma and Fusion Research   9.0 ( RC )   2014.1

Sawtooth-triggered limit-cycle oscillations and I-phase in the HL-2A tokamak Reviewed International journal

Zhao, K. J.; Cheng, J.; Diamond, P. H.; Dong, J. Q.; Yan, L. W.; Hong, W. Y.; Xu, M.; Tynan, G.; Miki, K.; Huang, Z. H.; Itoh, K.; Itoh, S-I; Fujisawa, A.; Nagashima, Y.; Inagaki, S.; Wang, Z. X.; Wei, L.; Song, X. M.; Lei, G. J.; Li, Q.; Ji, X. Q.; Liu, Yi; Yang, Q. W.; Ding, X. T.; Duan, X. R.

NUCLEAR FUSION   53.0 ( 12.0 )   2013.12

Measurement of Dynamical Density Profiles Using a Microwave Frequency Comb Reflectometer Reviewed International journal

Shigeru INAGAKI, Kimitaka ITOH, Takuma YAMADA, Sanae-I. ITOH, Tokihiko TOKUZAWA, Akihide FUJISAWA, Naohiro KASUYA, Makoto SASAKI, Yoshihiko NAGASHIMA and Hiroyuki ARAKAWA

Plasma and Fusion Research   8.0 ( RC )   2013.12

Development of plasma control system for divertor configuration on QUEST Reviewed International journal

Hasegawa, M.; Nakamura, K.; Zushi, H.; Hanada, K.; Fujisawa, A.; Matsuoka, K.; Mitarai, O.; Idei, H.; Nagashima, Y.; Tokunaga, K.; Kawasaki, S.; Nakashima, H.; Higashijima, A.

FUSION ENGINEERING AND DESIGN   88.0 ( 6.0 )   2013.10

Statistical Analyses of Turbulent Particle and Momentum Fluxes in a Cylindrical Magnetized Plasma Reviewed International journal

Makoto SASAKI, Naohiro KASUYA, Masatoshi YAGI, Kimitaka ITOH, Yoshihiko NAGASHIMA, Shigeru INAGAKI and Sanae-I. ITOH

Plasma and Fusion Research   8.0 ( RA )   2013.9

Evaluation of Excitation Conditions of ITG Modes in the PANTA Reviewed International journal

Yudai MIWA, Naohiro KASUYA, Makoto SASAKI, Shigeru INAGAKI, Kimitaka ITOH, Masatoshi YAGI, Akihide FUJISAWA, Yoshihiko NAGASHIMA, Maxime LESUR, Tatsuya KOBAYASHI, Soutarou YAMADA, Tetsuo YAMASHITA, Satoshi OTSUBO, Shinsuke KAKIGAWA, Tomohiro MITSUZONO, Hirofumi FUJINO and Sanae-I. ITOH

Plasma and Fusion Research   8.0 ( RA )   2013.9

Non-Inductive Current Drive by EC Waves in an Inboard Poloidal Magnetic Field Null Configuration on the Spherical Tokamak QUEST Reviewed International journal

Saya TASHIMA, Hideki ZUSHI, Mitsutaka ISOBE, Hiroshi IDEI, Shoichi OKAMURA, Kazuaki HANADA, Kazuo NAKAMURA, Akihide FUJISAWA, Keisuke MATSUOKA, Makoto HASEGAWA, Yoshihiko NAGASHIMA, Shoji KAWASAKI, Hisatoshi NAKASHIMA, Aki HIGASHIJIMA and QUEST Team

Plasma and Fusion Research   8.0 ( RA )   2013.9

Turbulence Velocimetry of Tangential Fast Imaging Data on QUEST Reviewed International journal

Santanu BANERJEE, Hideki ZUSHI, Nobuhiro NISHINO, Yoshihiko NAGASHIMA, Kazuaki HANADA, Saya TASHIMA, Tsubasa INOUE, Kazuo NAKAMURA, Hiroshi IDEI, Makoto HASEGAWA, Akihide FUJISAWA and Keisuke MATSUOKA

Plasma and Fusion Research   8.0 ( RA )   2013.8

Spatial structures and interaction of multiple sheared flow populations in tokamak edge turbulence Reviewed International journal

Zhao, K. J.; Dong, J. Q.; Yan, L. W.; Diamond, P. H.; Cheng, J.; Hong, W. Y.; Huang, Z. H.; Xu, M.; Tynan, G. R.; Itoh, K.; Itoh, S. -I.; Fujisawa, A.; Nagashima, Y.; Inagaki, S.; Wang, Z. X.; Wei, L.; Li, Q.; Ji, X. Q.; Huang, Y.; Liu, Yi.; Zhou, J.; Song, X. M.; Yang, Q. W.; Ding, X. T.; Duan, X. R.

NUCLEAR FUSION   53.0 ( 8.0 )   2013.8

Spatiotemporal Structures of Edge Limit-Cycle Oscillation before L-to-H Transition in the JFT-2M Tokamak Reviewed International journal

Kobayashi, T.; Itoh, K.; Ido, T.; Kamiya, K.; Itoh, S. -I.; Miura, Y.; Nagashima, Y.; Fujisawa, A.; Inagaki, S.; Ida, K.; Hoshino, K.

PHYSICAL REVIEW LETTERS   111.0 ( 3.0 )   2013.7

Non-inductive plasma initiation and plasma current ramp-up on the TST-2 spherical tokamak Reviewed International journal

Takase, Y.; Ejiri, A.; Kakuda, H.; Oosako, T.; Shinya, T.; Wakatsuki, T.; Ambo, T.; Furui, H.; Hashimoto, T.; Hiratsuka, J.; Kasahara, H.; Kato, K.; Kumazawa, R.; Moeller, C. P.; Mutoh, T.; Nakanishi, A.; Nagashima, Y.; Saito, K.; Sakamoto, T.; Seki, T.; Sonehara, M.; Shino, R.; Togashi, H.; Watanabe, O.; Yamaguchi, T.

NUCLEAR FUSION   53.0 ( 6.0 )   2013.6

Streamer Structures in Experiment and Modeling Reviewed International journal

Takuma YAMADA, Makoto SASAKI, Naohiro KASUYA, Yoshihiko NAGASHIMA, Shigeru INAGAKI, Tatsuya KOBAYASHI, Masatoshi YAGI, Akihide FUJISAWA, Sanae-I. ITOH and Kimitaka ITOH

Plasma and Fusion Research   8.0 ( RA )   2013.4

On turbulence-correlation analysis based on correlation reflectometry Reviewed International journal

Teplova (Kosolapova), N.; Itoh, K.; Itoh, S-I; Gusakov, E.; Heuraux, S.; Inagaki, S.; Sasaki, M.; Kobayashi, T.; Nagashima, Y.; Oldenbuerger, S.; Fujisawa, A.

PHYSICA SCRIPTA   87.0 ( 4.0 )   2013.4

Electron Temperature Measurement on QUEST Spherical Tokamak by Thomson Scattering System Reviewed International journal

Takashi YAMAGUCHI, Akira EJIRI, Junichi HIRATSUKA, Makoto HASEGAWA, Yoshihiko NAGASHIMA, Kazumichi NARIHARA, Yuichi TAKASE, Hideki ZUSHI and the QUEST group

Plasma and Fusion Research   8.0 ( RA )   2013.2

Self-nonlinear coupling of long-range temperature fluctuation in Toroidal plasma Reviewed International journal

Kobayashi, T.; Inagaki, S.; Itoh, S-I; Itoh, K.; Oldenbuerger, S.; Fujisawa, A.; Nagashima, Y.; Ida, K.; Tsuchiya, H.; Nagayama, Y.; Kawahata, K.; Yamada, H.

PLASMA PHYSICS AND CONTROLLED FUSION   54.0 ( 11.0 )   2012.11

Spatiotemporal dynamic characteristics and self-nonlinear coupling of long-range temperature fluctuation in Toroidal plasma Reviewed International journal

PLASMA PHYSICS AND CONTROLLED FUSION   2012.10

Configuration of Flows in a Cylindrical Plasma Device Reviewed International journal

Stella OLDENBRGER, Kazuya URIU, Tatsuya KOBAYASHI, Shigeru INAGAKI, Makoto SASAKI, Yoshihiko NAGASHIMA, Takuma YAMADA, Akihide FUJISAWA, Sanae-I. ITOH and Kimitaka ITOH

Plasma and Fusion Research   7.0 ( RA )   2012.10

Evaluation of Electron Temperature Fluctuations Using a Conditional Technique Reviewed International journal

Soutaro YAMADA, Shigeru INAGAKI, Stella OLDENBRGER, Tatsuya KOBAYASHI, Katsuyuki KAWASHIMA, Noriko OHYAMA, Yuki TOBIMATSU, Hiroyuki ARAKAWA, Yoshihiko NAGASHIMA, Takuma YAMADA, Makoto SASAKI, Masatoshi YAGI, Naohiro KASUYA, Akihide FUJISAWA, Sanae-I. ITOH and Kimitaka ITOH

Plasma and Fusion Research   7.0 ( RA )   2012.10

Fast visible imaging and edge turbulence analysis in QUEST Reviewed International journal

Banerjee, Santanu; Zushi, H.; Nishino, N.; Nagashima, Y.; Hanada, K.; Ishiguro, M.; Ryoukai, T.; Tashima, S.; Inoue, T.; Nakamura, K.; Idei, H.; Hasegawa, M.; Fujisawa, A.; Matsuoka, K.

REVIEW OF SCIENTIFIC INSTRUMENTS   83.0 ( 10.0 )   2012.10

On influences of long-range fluctuations on transport in Large Helical Device plasmas Reviewed International journal

Itoh, K.; Itoh, S-I; Inagaki, S.; Kobayashi, T.; Fujisawa, A.; Nagashima, Y.; Urger, S. Oldenb; Ida, K.; Tokuzawa, T.; Nagayama, Y.; Kawahata, K.; Yamada, H.

PLASMA PHYSICS AND CONTROLLED FUSION   54.0 ( 9.0 )   2012.9

ECW/EBW Heating and Current Drive Experiment Results and Prospects for CW Operation in QUEST Reviewed International journal

Hiroshi IDEI, Hideki ZUSHI, Kazuaki HANADA, Evgeniya KALINNIKOVA, Kazuo NAKAMURA, Akihide FUJISAWA, Yoshihiko NAGASHIMA, Makoto HASEGAWA, Keisuke MATSUOKA, Tsuyoshi KARIYA, Tsuyoshi IMAI, Ryutaro MINAMI, Naoaki YOSHIDA, Mizuki SAKAMOTO, Hideo WATANABE, Kazutoshi TOKUNAGA, Akira EJIRI, Masatsugu SAKAGUCHI, Masaki ISHIGURO, Saya TASHIMA, Atsushi FUKUYAMA, Hiroe IGAMI, Shin KUBO, Mitsutaka ISOBE, Kenichi NAGAOKA, Hideya NAKANISHI, Nobuhiro NISHINO, Shoji KAWASAKI, Hisatoshi NAKASHIMA, Aki HIGASHIJIMA, Yuichi TAKASE, Takashi MAEKAWA, Osamu MITARAI, Mitsuru KIKUCHI and Kazuo TOI

Plasma and Fusion Research   7.0 ( RA )   2012.9

X-ray Measurements during Plasma Current Start-up Experiments using the Lower Hybrid Wave on the TST-2 Spherical Tokamak Reviewed International journal

Takuma Wakatsuki, Akira Ejiri, Hidetoshi Kakuda, Yuichi Takase, Takanori Ambo, Hirokazu Furui, Takahiro Hashimoto, Junichi Hiratsuka, Hiroshi Kasahara, Kunihiko Kato, Ryuhei Kumazawa, Yoshihiko Nagashima, Kenji Saito, Takuya Sakamoto, Tetsuo Seki, Fujio Shimpo, Ryota Shino, Takahiro Shinya, Masateru Sonehara, Osamu Watanabe, Takashi Yamaguchi, Charles P. Moelle

IEEJ Transactions on Fundamentals and Materials   132.0   2012.7

Fluctuation Measurement Across the Broad Range of the Lowfield Side Edge Plasmas in the TST2 Spherical Tokamak Reviewed International journal

M. Sonehara, Nagashima Yoshihiko, Y. Takase, A. Ejiri, et al.

IEEJ Transactions on Fundamentals and Materials   132.0 ( 7.0 )   2012.7

Off-Axis Temperature Anisotropy Measurement by Double-Pass Thomson Scattering Diagnostic System on TST-2 Reviewed International journal

Junichi HIRATSUKA, Akira EJIRI, hasegawa makoto, Nagashima Yoshihiko, Yuichi TAKASE, Hiroshi TOJO, Takashi YAMAGUCHI, Takanori AMBO, Hirokazu FURUI, Takahiro HASHIMOTO, Hidetoshi KAKUDA, Kunihiko KATO, Takuya OOSAKO, Takuya SAKAMOTO, Ryota SHINO, Takahiro SHINYA, Masateru SONEHARA, Takuma WAKATSUKI, Osamu WATANABE

Plasma and Fusion Research   7.0 ( RA )   2012.7

QUEST Experiments Towards Steady State Operation of Spherical Tokamaks Reviewed International journal

Kazuaki Hanada, Hideki Zushi, Hiroshi Idei, Kazuo Nakamura, Masaki Ishiguro, Saya Tashima, Evgeniya Kalinnikova, Mizuki Sakamoto, Makoto Hasegawa, Akihide Fujisawa, Konosuke Sato, Naoaki Yoshida, Hideo Watanabe, Kazutoshi Tokunaga, Yoshihiko Nagashima, Aki Higashijima, Shoji Kawasaki, Hisatoshi Nakashima, Haiqing Liu, Osamu Mitarai, Takashi Maekawa, Atsushi Fukuyama, Yuichi Takase, Jinping Qian

IEEJ Transactions on Fundamentals and Materials   132.0 ( 7.0 )   2012.7

Time Evolution of Power Spectrum Density in Spontaneous Transition in Cylindrical Magnetized Plasma Reviewed International journal

Tatsuya KOBAYASHI, Shigeru INAGAKI, Stella OLDENBRGER, Katsuyuki KAWASHIMA, Noriko OHYAMA, Yuuki TOBIMATSU, Hiroyuki ARAKAWA, Makoto SASAKI, Yoshihiko NAGASHIMA, Takuma YAMADA, Satoru SUGITA, Masatoshi YAGI, Naohiro KASUYA, Akihide FUJISAWA, Sanae-I. ITOH and Kimitaka ITOH

Plasma and Fusion Research   7.0 ( RA )   2012.6

Non-inductive current start-up assisted by energetic electrons in Q-shu University experiment with steady-state spherical tokamak Reviewed International journal

Ishiguro, Masaki; Hanada, Kazuaki; Liu, Haiqing; Zushi, Hideki; Nakamura, Kazuo; Fujisawa, Akihide; Idei, Hiroshi; Nagashima, Yoshihiko; Hasegawa, Makoto; Tashima, Saya; Takase, Yuichi; Kishimoto, Yasuaki; Mitarai, Osamu; Kawasaki, Shoji; Nakashima, Hisatoshi; Higashijima, Aki

PHYSICS OF PLASMAS   19.0 ( 6.0 )   2012.6

Observations of Intermittent Structures in the Periphery of a Cylindrical Linear Plasma in PANTA Reviewed International journal

Noriko OHYAMA, Akihide FUJISAWA, Shigeru INAGAKI, Yoshihiko NAGASHIMA, Stella OLDENBRGER, Tatsuya KOBAYASHI, Katsuyuki KAWASHIMA, Yuuki TOBIMATSU, Tetsuo YAMASHITA, Soutaro YAMADA, Hiroyuki ARAKAWA, Takuma YAMADA, Masatoshi YAGI, Naohiro KASUYA, Makoto SASAKI, Sanae-I. ITOH and Kimitaka ITOH

Plasma and Fusion Research   7.0 ( RC )   2012.4

Dynamic interaction between a solitary drift wave structure and zonal flows in a linear cylindrical device Reviewed International journal

Arakawa, H.; Kobayashi, T.; Inagaki, S.; Kasuya, N.; Oldenbuerger, S.; Nagashima, Y.; Yamada, T.; Yagi, M.; Fujisawa, A.; Itoh, K.; Itoh, S-I

PLASMA PHYSICS AND CONTROLLED FUSION   53.0 ( 11.0 )   2011.11

Development of a Double-pass Thomson Scattering System in the TST-2 Spherical Tokamak Reviewed International journal

Junichi HIRATSUKA, Akira EJIRI, Makoto HASEGAWA, Yoshihiko NAGASHIMA, Yuichi TAKASE, Hiroshi TOJO, Takashi YAMAGUCHI, Takanori AMBO, Hidetoshi KAKUDA, Takuya SAKAMOTO, Ryota SHINO, Masateru SONEHARA, Takuma WAKATSUKI and Osamu WATANABE

Plasma and Fusion Research   6.0 ( RC )   2011.9

Evaluation of Electron Temperature Fluctuations Using Two Different Probe Techniques in Plasma Assembly for Nonlinear Turbulence Analysis (PANTA) Reviewed International journal

Katsuyuki KAWASHIMA, Yasuhiro MIYOSHI, Stella OLDENBRGER, Shigeru INAGAKI, Hiroyuki ARAKAWA, Yoshihiko NAGASHIMA, Takuma YAMADA, Makoto SASAKI, Tatsuya KOBAYASHI, Kazuya URIU, Satoru SUGITA, Masatoshi YAGI, Naohiro KASUYA, Akihide FUJISAWA, Sanae -I. ITOH and Kimitaka ITOH

Plasma and Fusion Research   6.0 ( RA )   2011.8

Observation of Nonlinear Coupling between Low Frequency Coherent Modes and Background Turbulence in LMD-U Reviewed International journal

Tatsuya KOBAYASHI, Shigeru INAGAKI, Hiroyuki ARAKAWA, Stella OLDENBRGER, Makoto SASAKI, Yoshihiko NAGASHIMA, Takuma YAMADA, Satoru SUGITA, Masatoshi YAGI, Naohiro KASUYA, Akihide FUJISAWA, Sanae-I. ITOH and Kimitaka ITOH

Plasma and Fusion Research   6.0 ( RA )   2011.7

Development of a plasma current ramp-up technique for spherical tokamaks by the lower hybrid wave Reviewed International journal

Y. Takase, A. Ejiri, H. Kakuda, Nagashima Yoshihiko, T. Wakatsuki, O. Watanabe, P. Bonoli, O. Meneghini, S. Shiraiwa, J Wright, C. Moeller, H. Kasahara, R. Kumazawa, T. Mutoh, K. Saito

NUCLEAR FUSION   51.0 ( 6.0 )   2011.6

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

Tatsuya KOBAYASHI, Yoshihiko NAGASHIMA, Shigeru INAGAKI, Hiroyuki ARAKAWA, Makoto SASAKI, Takuma YAMADA, Masatoshi YAGI, Naohiro KASUYA, Akihide FUJISAWA, Sanae-I. ITOH and Kimitaka ITOH

Plasma and Fusion Research   6.0 ( RA )   2011.5

Probability Density Function of Density Fluctuations in Cylindrical Helicon Plasmas Reviewed International journal

Hiroyuki ARAKAWA, Shigeru INAGAKI, Yoshihiko NAGASHIMA, Takuma YAMADA, Kunihiro KAMATAKI, Tatsuya KOBAYASHI, Satoru SUGITA, Masatoshi YAGI, Naohiro KASUYA, Akihide FUJISAWA, Sanae -I. ITOH and Kimitaka ITOH

Plasma and Fusion Research   5.0 ( RA )   2010.12

Bispectral Analysis of Density and Potential Fluctuations in a High Neutral Density Cylindrical Plasma Reviewed International journal

Tatsuya KOBAYASHI, Shigeru INAGAKI, Hiroyuki ARAKAWA, Kunihiro KAMATAKI, Yoshihiko NAGASHIMA, Takuma YAMADA, Satoru SUGITA, Masatoshi YAGI, Naohiro KASUYA, Akihide FUJISAWA, Sanae -I. ITOH and Kimitaka ITOH

Plasma and Fusion Research   5.0 ( RA )   2010.12

Comparison of Hydrogen and Deuterium Plasmas in ECH Start-Up Experiment in the TST-2 Spherical Tokamak Reviewed International journal

Osamu WATANABE, Akira EJIRI, Hiroki KURASHINA, Takuya OHSAKO, Yoshihiko NAGASHIMA, Takashi YAMAGUCHI, Takuya SAKAMOTO, Byung Il AN, Hiroyuki HAYASHI, Hiroaki KOBAYASHI, Kotaro YAMADA, Hidetoshi KAKUDA, Junichi HIRATSUKA, Kentaro HANASHIMA, Takuma WAKATSUKI, Yuichi TAKASE

Plasma and Fusion Research   5.0 ( RA )   2010.12

Development of a Thomson Scattering System in the TST-2 Spherical Tokamak Reviewed International journal

Takashi YAMAGUCHI, Akira EJIRI, Junichi HIRATSUKA, Yuichi TAKASE, Yoshihiko NAGASHIMA, Osamu WATANABE, Takuya SAKAMOTO, Takuya OHSAKO, Byung Il AN, Hiroki KURASHINA, Hiroaki KOBAYASHI, Hiroyuki HAYASHI, Hazuki MATSUZAWA, Kotaro YAMADA, Hidetoshi KAKUDA, Kentaro HANASHIMA and Takuma WAKATSUKI

Plasma and Fusion Research   5.0 ( RA )   2010.12

ECRH Superposition on Linear Cylindrical Helicon Plasma in the LMD-U Reviewed International journal

Kunihiro KAMATAKI, Sanae-I. ITOH, Shigeru INAGAKI, Hiroyuki ARAKAWA, Yoshihiko NAGASHIMA, Takuma YAMADA, Masatoshi YAGI, Akihide FUJISAWA and Kimitaka ITOH

Plasma and Fusion Research   5.0 ( RA )   2010.12

Merging Startup Experiments on the UTST Spherical Tokamak Reviewed International journal

Takuma YAMADA, Ryota IMAZAWA, Shuji KAMIO, Ryuma HIHARA, Keita ABE, Morio SAKUMURA, Qinghong CAO, Takuya OOSAKO, Hiroaki KOBAYASHI, Takuma WAKATSUKI, Byungil AN, Yoshihiko NAGASHIMA, Hajime SAKAKITA, Haruhisa KOGUCHI, Satoru KIYAMA, Yoichi HIRANO, Michiaki INOMOTO, Akira EJIRI, Yuichi TAKASE and Yasushi ONO

Plasma and Fusion Research   5.0 ( RA )   2010.12

Nonlinear Mode Couplings in a Cylindrical Magnetized Plasma Reviewed International journal

Takuma YAMADA, Sanae-I. ITOH, Shigeru INAGAKI, Yoshihiko NAGASHIMA, Shunjiro SHINOHARA, Naohiro KASUYA, Kenichiro TERASAKA, Kunihiro KAMATAKI, Hiroyuki ARAKAWA, Masatoshi YAGI, Akihide FUJISAWA and Kimitaka ITOH

Plasma and Fusion Research   5.0 ( RA )   2010.12

Observation of Quasi-Two-Dimensional Nonlinear Interactions in a Drift-Wave Streamer Reviewed International journal

Yamada, T.; Itoh, S-I; Inagaki, S.; Nagashima, Y.; Kasuya, N.; Kamataki, K.; Arakawa, H.; Kobayashi, T.; Yagi, M.; Fujisawa, A.; Itoh, K.

PHYSICAL REVIEW LETTERS   105.0 ( 22.0 )   2010.11

Wavelet analyses using parallel computing for plasma turbulence studies Reviewed International journal

Fujisawa, A.; Shimizu, A.; Itoh, K.; Nagashima, Y.; Yamada, T.; Inagaki, S.; Matsuoka, K.; Itoh, S-I

PHYSICS OF PLASMAS   17.0 ( 10.0 )   2010.10

Bifurcation of the plasma turbulence on LMD-U Reviewed International journal

Arakawa, H.; Inagaki, S.; Nagashima, Y.; Yamada, T.; Kamataki, K.; Kobayashi, T.; Sugita, S.; Yagi, M.; Kasuya, N.; Fujisawa, A.; Itoh, S-I; Itoh, K.

PLASMA PHYSICS AND CONTROLLED FUSION   52.0 ( 10.0 )   2010.10

Study of Amplitude Correlation Technique in a Cylindrical Magnetized Plasma Reviewed International journal

Yamada, Takuma; Itoh, Sanae-I.; Inagaki, Shigeru; Nagashima, Yoshihiko; Kamataki, Kunihiro; Arakawa, Hiroyuki; Yagi, Masatoshi; Fujisawa, Akihide; Itoh, Kimitaka

JOURNAL OF NUCLEAR MATERIALS   79.0 ( 8.0 )   2010.8

Electron Density Measurements of Non-Inductive Start-Up Plasmas in the TST-2 Spherical Tokamak Reviewed International journal

Hiroki KURASHINA, Akira EJIRI, Yuichi TAKASE, Kentaro HANASHIMA, Takuya SAKAMOTO, Osamu WATANABE, Yoshihiko NAGASHIMA, Takashi YAMAGUCHI, Byung Il AN, Hiroaki KOBAYASHI, Hiroyuki HAYASHI, Kotaro YAMADA, Hazuki MATSUZAWA, Hidetoshi KAKUDA, Junichi HIRATSUKA, Takuma WAKATSUKI and Takuya OOSAKO

Plasma and Fusion Research   5.0 ( RC )   2010.7

Evaluation of Edge Electron Temperature Fluctuations Using a Conditional Technique on TST-2 Reviewed International journal

Jun'ichi OZAKI, Masateru SONEHARA, Yoshihiko NAGASHIMA, Yuichi TAKASE, Akira EJIRI, Kotaro YAMADA, Hidetoshi KAKUDA, Shigeru INAGAKI, Takuya OOSAKO, Byung Il AN, Hiroyuki HAYASHI, Kentaro HANASHIMA, Junichi HIRATSUKA, Hiroaki KOBAYASHI, Hiroki KURASHINA, Takuya SAKAMOTO, Takashi YAMAGUCHI, Osamu WATANABE and Takuma WAKATSUKI

Plasma and Fusion Research   5.0 ( RC )   2010.6

Direct Measurements of High Harmonic Fast Wave Profile in the UTST Spherical Tokamak Plasma Reviewed International journal

Takuma WAKATSUKI, Yoshihiko NAGASHIMA, Takuya OOSAKO, Hiroaki KOBAYASHI, Byung Il AN, Hidetoshi KAKUDA, Takuma YAMADA, Ryota IMAZAWA, Osamu WATANABE, Takashi YAMAGUCHI, Hiroki KURASHINA, Hiroyuki HAYASHI, Kotaro YAMADA, Takuya SAKAMOTO, Kentaro HANASHIMA, Junichi HIRATSUKA, Shuji KAMIO, Ryuma HIHARA, Keita ABE, Morio SAKUMURA, Qinghong CAO, Michiaki INOMOTO, Yasushi ONO, Akira EJIRI and Yuichi TAKASE

Plasma and Fusion Research   5.0 ( RC )   2010.6

Two-dimensional bispectral analysis of drift wave turbulence in a cylindrical plasma Reviewed International journal

Yamada, T.; Itoh, S. -I.; Inagaki, S.; Nagashima, Y.; Shinohara, S.; Kasuya, N.; Terasaka, K.; Kamataki, K.; Arakawa, H.; Yagi, M.; Fujisawa, A.; Itoh, K.

PHYSICS OF PLASMAS   17.0 ( 5.0 )   2010.5

Statistical Analysis Technique for Estimation of Causal Relationship in Plasma Turbulence Reviewed International journal

Kamataki, Kunihiro; Itoh, Kimitaka; Itoh, Sanae-I.; Fujsawa, Akihide; Inagaki, Shigeru; Nagashima, Yoshihiko; Yagi, Masatoshi; Yamada, Takuma

JOURNAL OF NUCLEAR MATERIALS   79.0 ( 2.0 )   2010.2

Observations of abrupt changes in the fluctuation spectrum on LMD-U Reviewed International journal

Arakawa, H.; Kamataki, K.; Inagaki, S.; Maruta, T.; Nagashima, Y.; Yamada, T.; Shinohara, S.; Terasaka, K.; Sugita, S.; Yagi, M.; Kasuya, N.; Fujisawa, A.; Itoh, S-I; Itoh, K.

PLASMA PHYSICS AND CONTROLLED FUSION   51.0 ( 8.0 )   2009.8

Dynamics of Drift and Flute Modes in Linear Cylindrical ECR Plasma Reviewed International journal

K. Kamataki, S.-I. Itoh, Y. Nagashima, S. Inagaki, S. Shinohara, M. Yagi, T. Yamada, Y. Kawai, A. Fujisawa, K. Itoh

JOURNAL OF NUCLEAR MATERIALS   8.0   2009.8

Measurement of Nonlinear Mode Couplings in the Large Mirror Device-Upgrade Reviewed International journal

T. Yamada, S.-I. Itoh, S. Inagaki, Y. Nagashima, S. Shinohara, T. Maruta, K. Terasaka, K. Kamataki, N. Kasuya, M. Yagi, Y. Kawai, A. Fujisawa, K. Itoh

JOURNAL OF NUCLEAR MATERIALS   2009.8

Non-inductive plasma current start-up by EC and RF power in the TST-2 spherical tokamak Reviewed International journal

A Ejiri, Y Takase, T Oosako, T Yamaguchi, Y Adachi, O Watanabe, Y Nagashima, BI An, H Kobayashi, H Kurashina, H Hayashi, H Matsuzawa, K Yamada, H Tojo, T Masuda, M Sasaki, R Kumazawa, H Kasahara, F Shimpo

NUCLEAR FUSION   2009.6

Phase Alignments between MHD Modes Followed by Minor Collapses on TST-2 Reviewed International journal

Hiroshi TOJO, Akira EJIRI, Yuichi TAKASE, Yoshihiko NAGASHIMA, Osamu WATANABE, Yuuki ADACHI, Takuya OOSAKO, Takashi YAMAGUCHI, Byung Il AN, Hiroaki KOBAYASHI, Hiroki KURASHINA, Haduki MATSUZAWA, Kotaro YAMADA, Makoto SASAKI and Tetsuya MASUDA

Plasma and Fusion Research   4.0 ( RA )   2009.5

Geodesic Acoustic Mode Spectroscopy II Reviewed International journal

Sanae-I. ITOH, Seiya NISHIMURA, Kimitaka ITOH, Akihide FUJISAWA, Yoshihiko NAGASHIMA and Shigeru INAGAKI

Plasma and Fusion Research   4.0 ( RC )   2009.5

Parametric decay instability during high harmonic fast wave heating experiments on the TST-2 spherical tokamak Reviewed International journal

T. Oosako, Y. Takase, A. Ejiri, Yoshihiko Nagashima, et al.

NUCLEAR FUSION   2009.5

Nonlinear self-interaction of geodesic acoustic modes in toroidal plasmas Reviewed International journal

M Sasaki, K Itoh, Y Nagashima, A Ejiri, Y Takase

PHYSICS OF PLASMAS   16.0 ( 2.0 )   2009.2

Anatomy of plasma turbulence Reviewed International journal

Yamada, Takuma; Itoh, Sanae-I.; Maruta, Takashi; Kasuya, Naohiro; Nagashima, Yoshihiko; Shinohara, Shunjiro; Terasaka, Kenichiro; Yagi, Masatoshi; Inagaki, Shigeru; Kawai, Yoshinobu; Fujisawa, Akihide; Itoh, Kimitaka

NATURE PHYSICS   4.0 ( 9.0 )   2008.9

Transport Dynamics and Multi-Scale Coupling of Turbulence in LHD Reviewed International journal

Shigeru INAGAKI, Naoki TAMURA, Yoshihiko NAGASHIMA, Tokihiko TOKUZAWA, Takuma YAMADA, Katsumi IDA, Takashi MARUTA, Shin KUBO, Kenichi TERASAKA, Takashi SHIMOZUMA, Yoshio NAGAYAMA, Kazuo KAWAHATA, Akio KOMORI, Shunjiro SHINOHARA, Akihide FUJISAWA, Masatoshi YAGI, Yoshinobu KAWAI, Sanae-I. ITOH, Kimitaka ITOH and the LHD experimental group

Plasma and Fusion Research   3.0 ( RA )   2008.8

Observation of Zonal Flow Type Oscillation in Linear Cylindrical ECR Plasmas Reviewed International journal

Kunihiro KAMATAKI, Sanae -I. ITOH, Yoshihiko NAGASHIMA, Shigeru INAGAKI, Shunjiro SHINOHARA, Masatoshi YAGI, Takuma YAMADA, Yoshinobu KAWAI, Akihide FUJISAWA and Kimitaka ITOH

Plasma and Fusion Research   3.0 ( L )   2008.8

Plasma Current Sustainment by RF Power in ECH Start-up Plasma in the TST-2 Spherical Tokamak Reviewed International journal

Osamu WATANABE, Akira EJIRI, Takashi YAMAGUCHI, Junichi SUGIYAMA, Takuya OOSAKO, Yuuki ADACHI, Kotaro YAMADA, Hiroshi TOJO, Soichiro KAINAGA, Yuichi TAKASE, Yoshihiko NAGASHIMA, Makoto SASAKI and Tetsuya MASUDA

Plasma and Fusion Research   3.0 ( RA )   2008.8

Spatiotemporal Behavior of Drift Waves in LMD-U Reviewed International journal

Takuma YAMADA, Sanae -I. ITOH, Kenichiro TERASAKA, Naohiro KASUYA, Yoshihiko NAGASHIMA, Shunjiro SHINOHARA, Takashi MARUTA, Masatoshi YAGI, Shigeru INAGAKI, Yoshinobu KAWAI, Akihide FUJISAWA and Kimitaka ITOH

Plasma and Fusion Research   3.0 ( RA )   2008.8

Experimental Study of Drift Wave Turbulence in Linear Plasmas Reviewed International journal

Takuma YAMADA, Sanae -I. ITOH, Takashi MARUTA, Naohiro KASUYA, Shunjiro SHINOHARA, Yoshihiko NAGASHIMA, Masatoshi YAGI, Kenichiro TERASAKA, Shigeru INAGAKI, Yoshinobu KAWAI, Masayuki FUKAO, Akihide FUJISAWA and Kimitaka ITOH

Plasma and Fusion Research   3.0 ( RA )   2008.7

Experimental studies of zonal flow and field in compact helical system plasma Reviewed International journal

Fujisawa, A.; Itoh, K.; Shimizu, A.; Nakano, H.; Ohshima, S.; Iguchi, H.; Matsuoka, K.; Okamura, S.; Minami, T.; Yoshimura, Y.; Nagaoka, K.; Ida, K.; Toi, K.; Takahashi, C.; Kojima, M.; Nishimura, S.; Isobe, M.; Suzuki, C.; Akiyama, T.; Ido, T.; Nagashima, Y.; Itoh, S. -I.; Diamond, P. H.

PHYSICS OF PLASMAS   15.0 ( 5.0 )   2008.5

Investigation of competitive oscillations between drift mode and flute mode in linear cylindrical ECR plasma Reviewed International journal

Kamataki, K.; Itoh, S-I; Nagashima, Y.; Inagaki, S.; Shinohara, S.; Yagi, M.; Yamada, T.; Kawai, Y.; Fujisawa, A.; Itoh, K.

PLASMA PHYSICS AND CONTROLLED FUSION   50.0 ( 3.0 )   2008.3

Radial transport characteristics of fast ions due to energetic-particle modes inside the last closed-flux surface in the compact helical system Reviewed International journal

Nagaoka, Kenichi; Isobe, Mitsutaka; Toi, Kazuo; Shimizu, Akihiro; Fujisawa, Akihide; Ohshima, Shunsuke; Nakano, Haruhisa; Osakabe, Masaki; Todo, Yasushi; Akiyama, Tsuyoshi; Nagashima, Yoshihiko; Suzuki, Chihiro; Nishimura, Shin; Yoshimura, Yasuo; Matsuoka, Keisuke; Okamura, Shoichi

PHYSICAL REVIEW LETTERS   100.0 ( 6.0 )   2008.2

Fine positioning of a poloidal probe array Reviewed International journal

Yamada, T.; Nagashima, Y.; Inagaki, S.; Kawai, Y.; Yagi, M.; Itoh, S. -I.; Maruta, T.; Shinohara, S.; Terasaka, K.; Kawaguchi, M.; Fukao, M.; Fujisawa, A.; Itoh, K.

REVIEW OF SCIENTIFIC INSTRUMENTS   78.0 ( 12.0 )   2007.12

Detection of Cascading in Drift Wave Turbulence Using Probe Array in Linear Plasmas Reviewed International journal

Takuma YAMADA, -Sanae -I. ITOH, Takashi MARUTA, Shunjiro SHINOHARA, Naohiro KASUYA, Yoshihiko NAGASHIMA, Masatoshi YAGI, Kenichiro TERASAKA, Masato KAWAGUCHI, Shigeru INAGAKI, Yoshinobu KAWAI, Masayuki FUKAO, Akihide FUJISAWA and Kimitaka ITOH

Plasma and Fusion Research   2.0 ( RC )   2007.12

A Study on Low-Frequency Fluctuations Using New Azimuthal Probe Array in High-Density Helicon Linear Plasma Reviewed International journal

Kenichiro TERASAKA, Shunjiro SHINOHARA , Yoshihiko NAGASHIMA, Takuma YAMADA, Masato KAWAGUCHI, Takashi MARUTA, Shigeru INAGAKI, Yoshinobu KAWAI, Naohiro KASUYA, Masatoshi YAGI, Akihide FUJISAWA, Kimitaka ITOH and Sanae-I. ITOH

Plasma and Fusion Research   2.0 ( RC )   2007.11

Experimental progress on zonal flow physics in toroidal plasmas Reviewed International journal

Fujisawa, A.; Ido, T.; Shimizu, A.; Okamura, S.; Matsuoka, K.; Iguchi, H.; Hamada, Y.; Nakano, H.; Ohshima, S.; Itoh, K.; Hoshino, K.; Shinohara, K.; Miura, Y.; Nagashima, Y.; Itoh, S.-I.; Shats, M.; Xia, H.; Dong, J. Q.; Yan, L. W.; Zhao, K. J.; Conway, G. D.; Stroth, U.; Melnikov, A. V.; Eliseev, L. G.; Lysenko, S. E.; Perfilov, S. V.; Hidalgo, C.; Tynan, G. R.; Holland, C.; Diamond, P. H.; Mckee, G. R.; Fonck, R. J.; Gupta, D. K.; Schoch, P. M.

NUCLEAR FUSION   47.0 ( 10.0 )   2007.10

Geodesic acoustic mode spectroscopy Reviewed International journal

Itoh, S-I; Itoh, K.; Sasaki, M.; Fujisawa, A.; Id, T.; Nagashima, Y.

PLASMA PHYSICS AND CONTROLLED FUSION   49.0 ( 8.0 )   2007.8

Reduction effect of neutral density on the excitation of turbulent drift waves in a linear magnetized plasma with flow Reviewed International journal

Saitou, Y.; Yonesu, A.; Shinohara, S.; Ignatenko, M. V.; Kasuya, N.; Kawaguchi, M.; Terasaka, K.; Nishijima, T.; Nagashima, Y.; Kawai, Y.; Yagi, M.; Itoh, S.-I.; Azumi, M.; Itoh, K.

PHYSICS OF PLASMAS   14.0 ( 7.0 )   2007.7

Observation of Competition between Drift Instability and Flute Instability in a Bounded Linear ECR Plasma Reviewed International journal

Kunihiro KAMATAKI, Yoshihiko NAGASHIMA, Shunjiro SHINOHARA, Yoshinobu KAWAI, Sigeru INAGAKI, Masatoshi YAGI, Kimitaka ITOH and Sanae-I. ITOH

Plasma and Fusion Research   2.0 ( RC )   2007.7

Coexistence of collisional drift and flute wave instabilities in bounded linear ECR plasma Reviewed International journal

Kamataki, Kunihiro; Nagashima, Yoshihiko; Shinohara, Shunjiro; Kawai, Yoshinobu; Yagi, Masatoshi; Itoh, Kimitaka; Itoh, Sanae-I.

JOURNAL OF NUCLEAR MATERIALS   76.0 ( 5.0 )   2007.5

Experimental evidence of a zonal magnetic field in a toroidal plasma Reviewed International journal

Fujisawa, A.; Itoh, K.; Shimizu, A.; Nakano, H.; Ohshima, S.; Iguchi, H.; Matsuoka, K.; Okamura, S.; Minami, T.; Yoshimura, Y.; Nagaoka, K.; Ida, K.; Toi, K.; Takahashi, C.; Kojima, M.; Nishimura, S.; Isobe, M.; Suzuki, C.; Akiyama, T.; Nagashima, Y.; Itoh, S.-I.; Diamond, P. H.

PHYSICAL REVIEW LETTERS   98.0 ( 16.0 )   2007.4

Intermittent characteristics in coupling between turbulence and zonal flows Reviewed International journal

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.; Diamond, P. H.

PLASMA PHYSICS AND CONTROLLED FUSION   49.0 ( 3.0 )   2007.3

Causal relationship between zonal flow and turbulence in a toroidal plasma Reviewed International journal

Fujisawa, Akihide; Shimizu, Akihiro; Nakano, Haruhisa; Ohshima, Shinsuke; Itoh, Kimitaka; Nagashima, Yoshihiko; Itoh, Sanae-I.; Iguchi, Harukazu; Yoshimura, Yasuo; Minami, Takashi; Nagaoka, Keiichi; Takahashi, Chihiro; Kojima, Mamoru; Nishimura, Shin; Isobe, Mitsutaka; Suzuki, Chihiro; Akiyama, Tsuyoshi; Ido, Takeshi; Matsuoka, Keisuke; Okamura, Shoichi; Diamond, Patrick H.

JOURNAL OF NUCLEAR MATERIALS   76.0 ( 3.0 )   2007.3

Compatibility of reduced activation ferritic steel wall with high performance plasma on JFT-2M Reviewed International journal

Tsuzuki, K.; Kamiya, K.; Shinohara, K.; Bakhtiari, M.; Ogawa, H.; Kurita, G.; Takechi, M.; Kasai, S.; Sato, M.; Sato, M.; Kawashima, H.; Uehara, K.; Hoshino, K.; Kusama, Y.; Yamamoto, M.; Shibata, T.; Kikuchi, K.; Amemiya, H.; Sadamoto, Y.; Nagashima, Y.; Ejiri, A.; Hino, T.; Hirohata, Y.; Tsutsui, H.; Shimada, R.; Ido, T.; Hamada, Y.

NUCLEAR FUSION   46.0 ( 11.0 )   2006.11

Geodesic Acoustic Eigenmodes Reviewed International journal

Kimitaka ITOH, Sanae-I. ITOH, Patrick H. DIAMOND, Akihide FUJISAWA, Masatoshi YAGI, Tetsuo WATARI, Yoshihiko NAGASHIMA and Atsushi FUKUYAMA

Plasma and Fusion Research   1.0 ( RC )   2006.7

Direct identification of magnetic surface by a differential double probe in JFT-2M Reviewed International journal

Uehara, K.; Tsuzuki, K.; Amemiya, H.; Nagashima, Y.; Hoshino, K.; Sadamoto, Y.

JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS & EXPRESS LETTERS   45.0 ( 24.0 )   2006.7

Physics of zonal flows Reviewed International journal

Itoh, K; Itoh, SI; Diamond, PH; Hahm, TS; Fujisawa, A; Tynan, GR; Yagi, M; Nagashima, Y

PHYSICS OF PLASMAS   13.0 ( 5.0 )   2006.5

Observation of the interaction between the geodesic acoustic mode and ambient fluctuation in the JFT-2M tokamak Reviewed International journal

T Ido, Y Miura, K Hoshino, K Kamiya, Y Hamada, A Nishizawa, Y Kawasumi, H Ogawa, Y Nagashima, K Shinohara, Y Kusama

NUCLEAR FUSION   2006.5

Turbulence and transport characteristics of a barrier in a toroidal plasma Reviewed International journal

Fujisawa, A; Shimizu, A; Nakano, H; Ohsima, S; Itoh, K; Iguchi, H; Yoshimura, Y; Minami, T; Nagaoka, K; Takahashi, C; Kojima, M; Nishimura, S; Isobe, M; Suzuki, C; Akiyama, T; Nagashima, Y; Ida, K; Toi, K; Ido, T; Itoh, SI; Matsuoka, K; Okamura, S; Diamond, PH

PLASMA PHYSICS AND CONTROLLED FUSION   48.0 ( 4.0 )   2006.4

Study of SOL/divertor plasmas in JFT-2M Reviewed International journal

Kawashima, H; Sengoku, S; Uehara, K; Tamai, H; Shoji, T; Ogawa, H; Shibata, T; Yamamoto, M; Miura, Y; Kusama, Y; Kimura, H; Amemiya, H; Sadamoto, Y; Nagashima, Y

FUSION SCIENCE AND TECHNOLOGY   49.0 ( 2.0 )   2006.2

Plasma diagnostics in JFT-2M Reviewed International journal

Kasai, S; Kamiya, K; Shinohara, K; Kawashima, H; Ogawa, H; Uehara, K; Miura, Y; Okano, F; Suzuki, S; Hoshino, K; Tsuzuki, K; Sato, M; Oasa, K; Kusama, Y; Yamauchi, T; Nagashima, Y; Ida, K; Hidekuma, S; Ido, T; Hamada, Y; Nishizawa, A; Kawasumi, Y; Uesugi, Y; Okajima, S; Kawahata, K; Ejiri, A; Amemiya, H; Sadamoto, Y

FUSION SCIENCE AND TECHNOLOGY   49.0 ( 2.0 )   2006.2

Studies of radial electric field formation and its effect on fluctuations and transport barriers in the JFT-2M tokamak Reviewed International journal

Ida, K; Miura, Y; Ido, T; Nagashima, Y; Shinohara, K

FUSION SCIENCE AND TECHNOLOGY   49.0 ( 2.0 )   2006.2

On the bicoherence analysis of plasma turbulence Reviewed International journal

Itoh, K; Nagashima, Y; Itoh, SI; Diamond, PH; Fujisawa, A; Yagi, M; Fukuyama, A

PHYSICS OF PLASMAS   12.0 ( 10.0 )   2005.10

High performance tokamak experiments with a ferritic steel wall on JFT-2M Reviewed International journal

Kazuhiro Tsuzuki, H Kimura, H Kawashima, M Sato, K Kamiya, K Shinohara, H Ogawa, K Hoshino, M Bakhtiari, S Kasai, K Uehara, H Sasao, Y Kusama, N Isei, Y Miura, T Ogawa, M Yamamoto, T Shibata, K Kikuchi, K Miyachi, T Ito, H Ajikawa, S Nomura, H Tsutsui, R Shimada, T Ido, Y Hamada, N Fukumoto, M Nagata, T Uyama, H Niimi, S Yatsu, N Kayukawa, T Hino, Y Hirohata, Y Nagashima, A Ejiri, A Amemiya, Y Sadamoto, A Tsushima

NUCLEAR FUSION   2003.10

Ion temperature increase during MHD events on the TST-2 spherical tokamak Reviewed International journal

A Ejiri, S Shiraiwa, Y Takase, T Yamada, Y Nagashima, H Kasahara, D Iijima, Y Kobori, T Nishi, T Taniguchi, M Aramasu, S Ohara, M Ushigome, K Yamagishi

NUCLEAR FUSION   43.0 ( 7.0 )   2003.7

Initial results from the TST-2 spherical tokamak Reviewed International journal

Y. Takase, A. Ejiri, N. Kasuya, T. Mashiko, S. Shiraiwa, L. M. Tozawa, T. Akiduki, H. Kasahara, Y. Nagashima, H. Nozato, H. Wada, H. Yamada, T. Yamada and K. Yamagishi

NUCLEAR FUSION   41.0 ( 11.0 )   2001.11

2波⻑発光強度トモグラフィーから計測された規格化電子温度・電子密度揺動

永島芳彦，藤澤彰英，山崎広太郎，稲垣滋，文贊鎬，金史良，河内裕一，荒川弘之，山田琢磨，小林達哉，糟谷直宏，小菅佑輔，佐々木真，井戸毅

第３９回プラズマ・核融合学会 年会  2022.11 

発光信号トモグラフィーによる規格化電子温度・電子密度揺動推定

永島芳彦，藤澤彰英，山崎広太郎，稲垣滋，文贊鎬，金史良，河内裕一，荒川弘之，山田琢磨，小林達哉，糟谷直宏，小菅佑輔，佐々木真，井戸毅

２０２２年度日本物理学会秋季大会  2022.9 

Radial Correlation Analysis on Edge Plasma Turbulence in a Toroidal Plasma and Its Dependence on Plasma Configuration International conference

Y. Nagashima, S. Ohshima, A. Miyashita, S. Inagaki, and A. Fujisawa

The 13th International Symposium of Advenced Energy Science  2022.9 

QUEST定常トカマク放電におけるプローブシステムを用いたSOL計測の初期結果

永島芳彦, 花田和明, 小島信一郎, Hatem O ELSerafy, 図子秀樹, 長谷川真, 中村一男, 出射浩, 藤澤彰英, 江尻晶, 高瀬雄一, 井戸毅, 黒田賢剛, 恩地拓己, 池添竜也, 岳其霖E, 四竈泰一, Arseniy Kuzmin, 川崎昌二, 永田貴大, 東島亜紀

日本物理学会 第77回年次大会(2022年)  2022.3 

Development of an electrode system for edge/scrape-off layer measurements during steady state tokamak operations in QUEST International conference

Yoshihiko NAGASHIMA, Kazuaki HANADA, Shinichiro KOJIMA, Hatem O ELSerafy, Hideki ZUSHI, Kazuo NAKAMURA, Makoto HASEGAWA, Hiroshi IDEI, Akihide FUJISAWA, Akira EJIRI, Yuichi TAKASE, Takeshi IDO, Kengo KURODA, Takumi ONCHI, Ryuya IKEZOE, Shoji KAWASAKI, Takahiro NAGATA, and Aki HIGASHIJIMA

The 29th International Toki Conference on Plasma and Fusion Research  2020.10 

Statistical analysis on edge turbulence fluctuation data in Heliotron-J (ZE2020-C14) International conference

Yoshihiko Nagashima, Shinsuke Ohshima, Shigeru Inagaki, and Akihide Fujisawa

The 11th International Symposium of Advanced Energy Science  2020.9 

PANTAにおける発光トモグラフィー揺動の電子温度揺動依存性

永島芳彦，藤澤彰英，山崎広太郎，稲垣滋，文贊鎬， 金史良，河内裕一，荒川弘之，山田琢磨，小林達也， 糟谷直宏，小菅佑輔，佐々木真,井戸毅

日本物理学会2020年秋季大会  2020.9 

PANTA 直線プラズマにおけるトモグラフィーとプローブ間信号比較

永島芳彦, 藤澤彰英, 山崎広太郎, 文贊鎬, 稲垣滋,他

日本物理学会第75回年次大会  2020.3 

乱流プラズマ統合観測システム PLATO の 2019 年度までの進捗について Invited

永島芳彦

平衡再構成のための計測技術と解析手法 研究会  2020.2 

PANTA におけるトモグラフィーとプローブ間の乱流データ比較の試み

永島芳彦, 藤澤彰英, 山崎広太郎, 文贊鎬, 稲垣滋, 他

プラズマ・核融合学会第36回年会  2019.12 

PLATO における多チャンネルプローブ計測

永島芳彦, 藤澤彰英, 山崎広太郎, 文贊鎬, 稲垣滋, 井戸毅, 山田琢磨

日本物理学会2019年秋季大会  2019.9 

Statistical analysis on edge turbulence fluctuation data in Heliotron-J (ZE31-C07) International conference

Yoshihiko Nagashima, Shinsuke Ohshima, Shigeru Inagaki, and Akihide Fujisawa

The 10th International Symposium of Advanced Energy Science  2019.9 

Statistical analysis on edge turbulence fluctuation data in Heliotron-J International conference

Yoshihiko Nagashima, Shinsuke Ohshima, Shigeru Inagaki, and Akihide Fujisawa

The 9th International Symposium of Advanced Energy Science  2018.9 

プラズマ乱流における乱流ー帯状流系観測と今後の乱流研究について Invited

永島芳彦

伊藤公孝先生御退職記念 フロントランナーシンポジウム  2018.1 

Impact of end-plate biasing on fluctuation Reynolds stress in PANTA International conference

Y. Nagashima, et al.

16th International Workshop on H-mode Physics and Transport Barriers  2017.9 

Impact of end-plate biasing on plasma fluctuations in PANTA International conference

Y. Nagashima, et al.

Asia-Pacific Transport Working Goup  2017.6 

直線プラズマ装置PANTAにおける乱流トモグラフィーの進展

永島 芳彦, 他

日本物理学会第71回年次大会  2016.3 

直線プラズマの確率的遷移現象におけるスペクトル解析

永島 芳彦, 他

日本物理学会第70回年次大会  2015.3 

非平衡極限 - 直線プラズマにおける乱流遷移の確率過程の観測

永島芳彦他

2014.11 

Comparison between fluctuation data measured with multi-channel spectroscopic system and that measured with Langmuir probe in PANTA International conference

Y. Nagashima, et al.

24th International Toki Conference (ITC-24)  2014.11 

Development of a radially-arranged multi-channel probe system in PANTA International conference

Y. Nagashima, et al.

4th APTWG International Workshop  2014.6 

空間積分データを用いた条件付き仕分けによる乱流実験解析

永島 芳彦

日本物理学会  2014.3 

Nonlinear Force in Drift-Wave Turbulence in Linear Plasmas

2013.12 

Progress towards understanding of dynamical interactions between global fields and turbulence nonlinear force in laboratory plasmas

Nagashima Yoshihiko, et al.

2012.12 

Recent results from the QUEST spherical tokamak International conference

Nagashima Yoshihiko, et al.

Workshop Scientific basis and roadmap towards a neutron-source based on the spherical tokamak concept  2012.11 

Observation of nonlinear phenomena of edge fluctuations in the TST-2 spherical tokamak International conference

Nagashima Yoshihiko, et al.

APS Annual meeting 2012  2012.10 

Development of a novel Reynolds stress probe array with high spatial resolution in PANTA

Nagashima Yoshihiko, et al.

Autumn Meeting of the Physical Society of Japan, 2012  2012.9 

Effect of end plate bias on turbulence momentum flux in PANTA

Nagashima Yoshihiko, et al.

67th Annual Meeting of the Physical Society of Japan  2012.3 

Envelope analysis of turbulence Invited International conference

Nagashima Yoshihiko, et al.

2012.3 

LMD-U直線プラズマにおけるレイノルズ応力と波面形状

永島 芳彦, et al.

燃焼プラズマでの輸送特性の理解と予測の高精度化に向けたトロイダルプラズマの閉じ込め・輸送に関する体系的研究」及び「閉じ込め・輸送サブクラスター会合」合同研究会プログラム  2012.1 

Dynamics of global transport and turbulence noise force - an experimental analysis on plasma turbulence

Nagashima Yoshihiko, et al.

Plasma Conference 2011  2011.11 

Comment on the convergence of data analysis on correlation reflectometry International conference

Nagashima Yoshihiko, et al.

Intenational workshop on correlation analysis of micro-wave reflectometry  2011.10 

Screening of academic papers

Role(s)： Peer review

2019

Screening of academic papers

Role(s)： Peer review

2018

Local Organizer Committee International contribution

14th International Workshop on H-mode Physics and Transport Barriers  （ Kyushu University Japan ） 2013.10

座長（Chairmanship）

日本物理学会第67回年次大会  （ 関西学院大学 西宮上ヶ原キャンパス ） 2012.3

座長（Chairmanship）

プラズマ科学のフロンティア2010  （ 自然科学研究機構　核融合科学研究所　管理棟４F大会議室 ） 2011.9

QUEST SOLの勾配長と揺動・波動強度分布の高温壁温度依存性の探査（新規）

2022

核融合科学研究所　双方向共同研究

トロイダルプラズマ周辺乱流の径方向相関解析と配位間比較（新規）

2022

京都大学　ゼロ・エミッション共同利用　共同研究

直線プラズマにおけるトモグラフィー揺動データと静電プローブ揺動データの比較（新規）

2022

核融合科学研究所　一般共同研究

ダイバータ熱負荷軽減を目指した乱流輸送の定量的研究

Grant number：21H01066  2021 - 2025

日本学術振興会  科学研究費助成事業  基盤研究(B)

バイアス電極を用いたQUESTのSOLプラズマ研究（継続）

2021

核融合科学研究所　双方向共同研究

トロイダルプラズマ周辺乱流揺動の統計解析（継続）

2021

京都大学　ゼロ・エミッション共同利用　共同研究

トロイダルプラズマ周辺乱流揺動の統計解析（継続）

2020

京都大学　ゼロ・エミッション共同利用　共同研究

バイアス電極を用いたQUESTのSOLプラズマ研究（継続）

2020

核融合科学研究所　双方向共同研究

バイアス電極を用いたQUESTのSOLプラズマ研究（継続）

2019

核融合科学研究所　双方向型共同研究

トロイダルプラズマ周辺乱流揺動の統計解析（継続）

2019

京都大学ゼロエミッション共同利用・共同研究

バイアス電極を用いたQUESTのSOLプラズマ研究

2018

核融合科学研究所　双方向型共同研究

トロイダルプラズマ周辺乱流揺動の統計解析（継続）

2018

京都大学ゼロエミッション共同利用・共同研究

統合観測システムで解き明かす乱流プラズマの構造形成原理と機能発現機構

2017.4 - 2023.3

九州大学（国内） 

電圧バイアス実験時におけるダイバータープローブ検出回路の最適化

2017

核融合科学研究所双方向共同研究

トロイダルプラズマ周辺乱流揺動の統計解析（継続）

2017

京都大学ゼロエミッション共同利用・共同研究

トロイダルプラズマ周辺乱流揺動の統計解析（継続）

2016

京都大学ゼロエミッション共同利用・共同研究

バルク電子の高速捕集に対するプラズマからの電子補給の時間応答に関する研究：バイアス電極開発（継続）

2016

核融合科学研究所双方向共同研究

トロイダルプラズマ周辺乱流揺動の統計解析

2015

京都大学ゼロエミッション共同利用・共同研究

バルク電子の高速捕集に対するプラズマからの電子補給の時間応答に関する研究：バイアス電極開発（継続）

2015

核融合科学研究所双方向共同研究

条件付き平滑化によるプラズマ乱流の大偏差統計解析

2014.4 - 2017.3

条件付き平滑化によるプラズマ乱流の大偏差統計解析

Grant number：26420852  2014 - 2016

日本学術振興会  科学研究費助成事業  基盤研究(C)

バルク電子の高速捕集に対するプラズマからの電子補給の時間応答に関する研究：バイアス電極開発（継続）

2014

核融合科学研究所双方向共同研究

多階層複雑・開放系における粒子循環の物理とマクロ制御

2013.3

バルク電子の高速捕集に対するプラズマからの電子補給の時間応答に関する研究：バイアス電極開発

2013

核融合科学研究所　双方向型共同研究（NIFS13KUTR095）

高速電子捕集に対するプラズマからの電子補給の時間応答に関する研究

2012.4 - 2015.3

核融合科学研究所（日本） 

多階層複雑・開放系における粒子循環の物理とマクロ制御

Grant number：24226020  2012 - 2016

日本学術振興会  科学研究費助成事業  基盤研究(S)

高速電子捕集に対するプラズマからの電子補給の時間応答に関する研究Ⅰ：初期実験

2012

核融合科学研究所　双方向型共同研究（NIFS12KUTR083）

トカマクプラズマにおける乱流非線形エネルギー移送の空間非対称性の研究

2011.4 - 2014.12

日本学術振興会（日本） 

2次元乱流ダイナミクス観測のための多波長超多点観測法の開発

2011.4 - 2014.3

九州大学（日本） 

トカマクプラズマにおける乱流非線形エネルギー移送の空間非対称性の研究

Grant number：23360409  2011 - 2014

日本学術振興会  科学研究費助成事業  基盤研究(B)

2次元乱流ダイナミクス観測のための多波長超多点観測法の開発

Grant number：23246162  2011 - 2013

日本学術振興会  科学研究費助成事業  基盤研究(A)

日本原子力研究開発機構研究助成金／乱流による大域的な輸送現象とプラズマ流の形成過程との因果関係に関する研究

2011

極限プラズマ研究連携センタープロジェクト

2009.4 - 2014.5

乱流プラズマの動的応答と動的輸送の総合研究

2009.4 - 2014.3

九州大学（日本） 

低域混成波による球状トカマクプラズマの電流駆動

2009.4 - 2014.3

日本学術振興会（日本） 

圧力駆動電流による球状トカマクの立ち上げと制御

2009.4 - 2012.3

日本学術振興会（日本） 

乱流プラズマの動的応答と動的輸送の統合研究

Grant number：21224014  2009 - 2013

日本学術振興会  科学研究費助成事業  基盤研究(S)

低域混成波による球状トカマクプラズマの電流駆動

Grant number：21226021  2009 - 2013

日本学術振興会  科学研究費助成事業  基盤研究(S)

圧力駆動電流による球状トカマクの立ち上げと制御

Grant number：30249966  2009 - 2011

日本学術振興会  科学研究費助成事業  基盤研究(A)

合体生成球状トカマクプラズマ加熱の相乗効果

Grant number：21244087  2009

日本学術振興会  科学研究費助成事業  基盤研究(A)

CHSプラズマにおけるL-H遷移時の揺動による運動量輸送に関する研究

2009

自然科学研究機構　核融合科学研究所　一般共同研究　（NIFS09KZPB001）

QUESTプロジェクト

2007.4 - 2027.3

高温不均一磁化プラズマにおける乱流の非線型過程の定量的・実験的研究

Grant number：18760637  2006 - 2008

科学研究費助成事業  若手研究(B)

新手法による高ベータ球状トカマクプラズマの生成及び維持

Grant number：16106013  2004 - 2008

日本学術振興会  科学研究費助成事業  基盤研究(S)

プラズマ物理I

2021.6 - 2021.8   Summer quarter

高温プラズマ実験第二

2020.4 - 2021.3   Full year

データ解析学応用・演習

2019.6 - 2019.8   Summer quarter

高温プラズマ実験第二

2019.4 - 2020.3   Full year

データ解析学基礎

2019.4 - 2019.6   Spring quarter

核融合プラズマ理工学特論

2018.10 - 2019.3   Second semester

核融合プラズマ理工学特論

2018.10 - 2019.3   Second semester

核融合炉ｴﾈﾙｷﾞｰｼｽﾃﾑ学特論演習

2018.10 - 2019.3   Second semester

核融合炉ｴﾈﾙｷﾞｰｼｽﾃﾑ学特論演習

2018.10 - 2019.3   Second semester

高温プラズマ実験第二

2018.4 - 2019.3   Full year

核融合プラズマ理工学特論

2017.10 - 2018.3   Second semester

核融合炉ｴﾈﾙｷﾞｰｼｽﾃﾑ学特論演習

2017.10 - 2018.3   Second semester

データ解析学応用・演習

2017.6 - 2017.8   Summer quarter

高温プラズマ実験第二

2017.4 - 2018.3   Full year

データ解析学基礎

2017.4 - 2017.6   Spring quarter

データ解析学基礎

2016.4 - 2016.9   First semester

高温プラズマ実験第二

2015.4 - 2016.3   Full year

核融合炉エネルギーシステム学特論演習

2015.4 - 2015.9   First semester

データ解析学応用・演習

2015.4 - 2015.9   First semester

データ解析学基礎

2015.4 - 2015.9   First semester

真空工学基礎

2015.4 - 2015.9   First semester

高温プラズマ実験第二

2014.4 - 2015.3   Full year

核融合炉エネルギーシステム学特論演習

2014.4 - 2014.9   First semester

真空工学基礎

2014.4 - 2014.9   First semester

データ解析学基礎

2014.4 - 2014.9   First semester

データ解析学基礎

2013.10 - 2014.3   Second semester

高温プラズマ実験第二

2013.4 - 2014.3   Full year

核融合炉エネルギーシステム学特論演習

2013.4 - 2013.9   First semester

真空工学基礎

2013.4 - 2013.9   First semester

核融合プラズマ輸送特論

2012.10 - 2013.3   Second semester

真空理工学概論（プラズマ実験基礎論Ⅰ）

2012.4 - 2012.9   First semester

プラズマ基礎物理学（一部）

2011.4 - 2011.9   First semester

2013  東京大学・大学院新領域創成科学研究科  Classification:Affiliate faculty  Domestic/International Classification:Japan 

Semester, Day Time or Duration：通年（博士学生の指導）

2012  東京大学・大学院新領域創成科学研究科  Classification:Affiliate faculty  Domestic/International Classification:Japan 

Semester, Day Time or Duration：通年（博士学生の指導）

2011  東京大学・大学院新領域創成科学研究科  Classification:Affiliate faculty  Domestic/International Classification:Japan 

Semester, Day Time or Duration：通年（博士学生の指導）