Search Results - "Matoba, Tohru"

Collisional Effects on Population Inversion in Optical-Field-Ionized Plasmas by SAGISAKA, A, NAGASHIMA, K, YAMAGIWA, M, MATOBA, T, TAKUMA, H

“…The population inversion between n=2 and 1 in hydrogen-like helium is calculated with a non-Maxwellian electron energy distribution in a plasma produced by…”
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Measurement of anisotropic soft X-ray emission during radio-frequency current drive in the JFT-2M tokamak by KAWASHIMA, H, HASEGAWA, M, FUCHS, G, MATOBA, T, UESUGI, Y, HOSHINO, K, KAWAKAMI, T, YAMAMOTO, T

“…A new vertical soft X-ray pulse height analyzer (PHA) system and a tangential PHA system were used to measure the anisotropy of soft X-ray emission during…”
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Measurements of Laser-Produced Plasmas from Lithium Targets by Retarding Potential Probe by Matoba, Tohru

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Radial distribution of the plasma current driven by lower-hybrid waves in the JFT-2M tokamak by KAWASHIMA, H, MATOBA, T, UESUGI, Y, HOSHINO, K, YAMAMOTO, T

“…Temporal and spatial evolution of the soft X-ray energy spectra on the JFT-2M tokamak during the lower-hybrid current drive (LHCD) has been measured. The…”
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Thomson Scattering Apparatus for Simultaneous Six-Position Measurements in the JFT-2 Tokamak by Yamauchi, Toshihiko, Sano, Kazuo, Kawashima, Hisato, Kumagai, Katsuaki, Matoba, Tohru

“…A Thomson scattering apparatus for measuring the electron temperature and density profiles of the JFT-2 plasma has been constructed. Measuring positions are…”
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Measurement of peripheral electron temperature by electron cyclotron emission during the H-mode transition in JFT-2M tokamak by HOSHINO, K, YAMAMOTO, T, MATSUMOTO, H, MIURA, Y, MORI, M, ODAJIMA, K, OGAWA, H, OGAWA, T, OHTSUKA, H, SENGOKU, S, SHOJI, T, SUZUKI, N, KAWASHIMA, H, TAMAI, H, HASEGAWA, M, FUNAHASHI, A, YAMAUCHI, T, UESUGI, Y, KASAI, S, KAWAKAMI, T, MAEDA, H, MATOBA, T, MATSUDA, T

“…Time evolution and profile of peripheral electron temperature during the H-mode like transition in a tokamak plasma is measured using the second and third…”
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Analytical Approximations in the Theory of Relativistic Thomson Scattering for High Temperature Fusion Plasma by Matoba, Tohru, Itagaki, Tokiyoshi, Yamauchi, Toshihiko, Funahashi, Akimasa

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Motion and Collision of Plasma Blobs Produced by Giant Pulse Laser in a Transverse Magnetic Field by Matoba, Tohru, Ariga, Seiichi

“…The properties of plasma created by the 200 MW giant pulse ruby laser irradiation on the lithium plate were investigated. Measurements of the variation of the…”
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Trapping and Confinement of a Laser Produced Plasma in a Combined Mirror-Multipole Magnetic Field by Yatsu, Kiyoshi, Ariga, Seiichi, Matoba, Tohru

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Enhancement of wall fueling and improvement in nτ of a beam-heated H-mode discharge by electron cyclotron wave in the JFT-2M Tokamak by SENGOKU, S, FUNAHASHI, A, MIURA, Y, MORI, M, ODAJIMA, K, OGAWA, H, OGAWA, T, OHTSUKA, H, SUZUKI, N, SHOJI, T, TAMAI, H, UESUGI, Y, HASEGAWA, M, YAMAMOTO, T, YAMAUCHI, T, HOSHINO, K, KASAI, S, KAWAKAMI, T, KAWASHIMA, H, MATOBA, T, MATSUDA, T, MATSUMOTO, H

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Property of Beryllium Plasma Produced by Laser Irradiation in a Stellarator by Ariga, Seiichi, Matoba, Tohru, Miyamoto, Kenro

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Electron cyclotron heating and pre-ionization in the JFT-2 Tokamak by HOSHINO, K, YAMAMOTO, T, MAENO, M, MATSUDA, T, MATSUZAKI, Y, ODASHIMA, K, OHASA, K, SENGORU, S, SHOJI, T, SUGIE, T, YAMAMOTO, S, TANAKA, Y, FUNAHASHI, A, MOELLER, C. P, LAHAYE, R. J, PRATER, R, SUZUKI, N, MATOBA, T, YAMAUCHI, T, MATSUMOTO, H, KAWAKAMI, T, KIMURA, H, KONOSHIMA, S

“…Electron cyclotron heating (ECH) and pre-ionization using a 28 GHz 200 kW gyrotron were investigated in the JFT-2 tokamak. Three modes of the wave were…”
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An Intrinsic Germanium Ge (I) Detector for Measurements of Soft X-Ray Spectra Radiated from High Temperature Tokamak Plasmas by Kumagai, Katsuaki, Matoba, Tohru, Funahashi, Akimasa, Kawakami, Tomohide

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Experiment on the Ohmic Heating of Plasma in the Heliotron C Magnetic Field. I. Equilibrium by Oshiyama, Hiroshi, Mohri, Akihiro, Ariga, Seiich, Uede, Taisei, Matoba, Tohru, Uo, Koji

“…The equilibrium of the current-carrying toroidal plasma in the Heliotron C field is studied experimentally. The equilibrium state is very sensitive to a change…”
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Metal Impurity Behaviour in DIVA Determined Using a Blow-Off Technique by Yamauchi, Toshihiko, Sengoku, Seio, Nagami, Masayuki, Maeda, Hikosuke, Kasai, Satoshi, Sugie, Tatsuo, Kimura, Haruyuki, Matoba, Tohru

“…We obtained clear evidence of metal impurity behaviour in DIVA by using a blow-off technique. The impurity in plasma was found to have a constant velocity of…”
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Thomson Scattering Measurements on Ohmically Heated Plasmas in the JFT-2 Tokamak by Matoba, Tohru, Funahashi, Akimasa, Itagaki, Tokiyoshi, Kumagai, Katsuaki, Shoji, Teruaki, Suzuki, Norio, Yamauchi, Toshihiko

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Discharge Cleaning in JFT–2 by Fujisawa, Noboru, Sugawara, Tohru, Toi, Kazuo, Matoba, Tohru, Kasai, Satoshi, Itoh, Satoshi

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Diffusion Bonded KTiOPO 4 Crystal for the Second Harmonic Generation of High Average Power Zigzag Slab Nd:YAG Laser by Tei, Kazuyoku, Kato, Masaaki, Matsuoka, Fumiaki, Niwa, Yosito, Maruyama, Yoichiro, Matoba, Tohru, Arisawa, Takasi

“…For the second harmonic generation (SHG) of a high-repetition rate and high pulse energy zigzag slab Nd:YAG laser, the direct bonding of two KTiPO 4 (KTP)…”
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Enhancement of Wall Fueling and Improvement in n[tau] of a Beam-Heated H-Mode Discharge by Electron Cyclotron Wave in the JFT-2M Tokamak by Sengoku, Seio, Funahashi, Akimasa, Hasegawa, Mitsuru, Hoshino, Katsumichi, Kasai, Satoshi, Kawakami, Tomohide, Kawashima, Hisato, Matoba, Tohru, Matsuda, Toshiaki, Matsumoto, Hiroshi, Miura, Yukitoshi, Mori, Masahiro, Odajima, Kazuo, Ogawa, Hiroaki, Ogawa, Toshihide, Ohtsuka, Hideo, Suzuki, Norio, Shoji, Teruaki, Tamai, Hiroshi, Uesugi, Yoshihiko, Yamamoto, Takumi, Yamauchi, Toshihiko

“…The additional increases both in the density n and confinement time τ of the beam heated H-mode discharges are observed (nτ value is improved by about 40%)…”
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New Developments in the Computer Complex System for the JFT-2M Tokamak by Oyabu, Isao, Yasuno, Tohru, Ikeda, Kazuo, Adachi, Kazuo, Fukuchi, Yoichi, Matsuo, Kazuma, Kiyohara, Toyohiko, Komoto, Yasuo, Takada, Susumu, Matsuda, Toshiaki, Mori, Masahiro, Matoba, Tohru, Kawakami, Tomohide, Shoji, Teruaki, Kashiwa, Yoshitoshi, Yokoyama, Kenji, Matsuzaki, Yoshimi, Tani, Takashi

“…The JFT-2M computer complex system of the Japan Atomic Energy Research Institute (JAERI) consists of a data acquisition system and a plasma control system. The…”
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