Перегляд за автором "Masuzaki, S."

Сортувати за: Порядок: Результатів:

  • Characteristics of edge plasma turbulence in spontaneous change of confinement mode in the URAGAN-3M torsatron 
    Sorokovoy, E.L.; Grigor’eva, L.I.; Chechkin, V.V.; Volkov, Ye.D.; Sorokovoy, Ye.L.; Burchenko, P.Ya.; Tsybenko, S.A.; Lozin, A.V.; Litvinov, A.P.; Masuzaki, S.; Yamazaki, K. (Вопросы атомной науки и техники, 2005)
    It is shown that in the Uragan-3M torsatron under conditions of spontaneous change of confinement mode caused by formation of an internal transport barrier, a layer with the E×B velocity shear appears at the boundary of ...
  • Confinement physics of the LHD plasma and its future prospect 
    Yamazaki, K.; Ashikawa, N.; de Vries, P.; Emoto, M.; Funaba, H.; Goto, M.; Ida, K.; Idei, H.; Ikeda, K.; Inagaki, S.; Inoue, N.; Isobe, M.; Kado, S.; Kaneko, O.; Kawahata, K.; Khlopenkov, K.; Komori, A.; Kubo, S.; Kumazawa, R.; Masuzaki, S.; Minami, T.; Miyazawa, J.; Morisaki, T.; Morita, S.; Murakami, S.; Muto, S.; Mutoh, T.; Nagayama, Y.; Nakamura, Y.; Nakanishi, H.; Narihara, K.; Narushima, Y.; Nishimura, K.; Noda, N.; Notake, T.; Kobuchi, T.; Liang, Y.; Ohdachi, S.; Ohyabu, N.; Oka, Y.; Osakabe, M.; Ozaki, T.; Pavlichenko, R.O.; Peterson, B.J.; Sagara, A.; Saito, K.; Sakakibara, S.; Sakamoto, R.; Sasao, H.; Sasao, M.; Sato, K.; Sato, M.; Seki, T.; Shimozuma, T.; Shoji, M.; Suzuki, H.; Takechi, M.; Takeiri, Y.; Tamura, N.; Tanaka, K.; Toi, K.; Tokuzawa, T.; Torii, Y.; Tsumori, K.; Yamada, H.; Yamada, I.; Yamaguchi, S.; Yamamoto, S.; Yokoyama, M.; Yoshimura, Y.; Watanabe, K.Y.; Watari, T.; Itoh, K.; Matsuoka, K.; Ohkubo, K.; Ohtake, I.; Satow, T.; Sudo, S.; Uda, T.; Motojima, O.; Hamada, Y.; Fujiwara, M. (Вопросы атомной науки и техники, 2000)
  • Control of α -particle confinement in the helical device for fusion with “magnetic axis sweeping” 
    Shishkin, A.; Motojima, O.; Moskvitina, Yu.; Eremin, O.; Jun-ichi Miyazawa; Masuzaki, S.; Yamada, H.; Mitarai, O.; Morisaki, T.; Ohyabu, N. (Вопросы атомной науки и техники, 2008)
    We examine here the possibility to control the a-particle confinement where a-particles appear as the products of the D+³₂He fusion in the experiment on Large Helical Device /LHD/. We study here the specific for the torsatron ...
  • Damaging of pure tungsten with different microstructure under sequential QSPA and LHD plasma loads 
    Herashchenko, S.S.; Byrka, O.V.; Makhlaj, V.A.; Wirtz, M.; Aksenov, N.N.; Garkusha, I.E.; Petrov, Yu.V.; Malykhin, S.V.; Surovitskiy, S.V.; Masuzaki, S.; Tokitani, M.; Lebedev, S.I.; Shevchuk, P.B. (Вопросы атомной науки и техники, 2020)
    The cracking thresholds were evaluated for tungsten samples with different microstructure in the course of QSPA Kh – 50 repetitive plasma loads. No damage has been observed on the exposed surfaces under 0.1 MJ/m². Nevertheless, ...
  • Density and potential fluctuations in the edge plasma of the Uragan-3m torsatron 
    Sorokovoy, E.L.; Chechkin, V.V.; Grigor’eva, L.I.; Chechkin, A.V.; Gonchar, V.Yu.; Volkov, E.D.; Nazarov, N.I.; Tsybenko, S.A.; Lozin, A.V.; Litvinov, A.P.; Kulaga, A.Ye.; Mironov, Yu.K.; Romanov, V.S.; Masuzaki, S.; Yamazaki, K. (Вопросы атомной науки и техники, 2002)
    Ion saturation current and floating potential fluctuations are recorded by movable array of 4 Langmuir probes near the boundary of the confinement region in the l = 3/m = 9 Uragan-3M torsatron with an RF produced and ...
  • Divertor flow and particle loss behaviors in spontaneous change of confinement state in the URAGAN-3M torsatron 
    Chechkin, V.V.; Sorokovoy, E.L.; Grigor’eva, L.I.; Slavnyj, A.S.; Sorokovoy, Ye.L.; Volkov, E.D.; Nazarov, N.I.; Burchenko, P.Ya.; Tsybenko, S.A.; Lozin, A.V.; Kulaga, A.Ye.; Litvinov, A.P.; Mironov, Yu.K.; Romanov, V.S.; Masuzaki, S.; Yamazaki, K. (Вопросы атомной науки и техники, 2005)
    Under conditions of spontaneous change of plasma confinement state having been observed recently in the U-3M torsatron with a natural helical divertor, it is shown that at the initial phase of this change all the components ...
  • Effects of plasma heating on the magnitude and distribution of plasma flows in the helical divertor of the Uragan-3M torsatron 
    Chechkin, V.V.; Grigor’eva, L.I.; Sorokovoy, E.L.; Smirnova, M.S.; Slavnyj, A.S.; Volkov, E.D.; Nazarov, N.I.; Tsybenko, S.A.; Lozin, A.V.; Litvinov, A.P.; Konovalov, V.G.; Bondarenko, V.N.; Kulaga, A.Ye.; Mironov, Yu.K.; Masuzaki, S.; Yamazaki, K. (Вопросы атомной науки и техники, 2002)
    Recently, a strong up-down asymmetry in the poloidal distributions of diverted plasma flows has been observed in the l = 3/m = 9 Uragan-3M torsatron, in many features similar to what have been observed in the l = 2 Heliotron ...
  • Image quality as a possible method of in situ monitoring the in-vessel mirrors 
    Konovalov, V.G.; Makhov, M.N.; Shapoval, A.N.; Ashikawa, N.; Masuzaki, S.; Sagara, A.; Naidenkova, D.I.; Ryzhkov, I.V.; Shtan, A.F.; Solodovchenko, S.I.; Voitsenya, V.S. (Вопросы атомной науки и техники, 2006)
    The plasma facing mirrors (FM) in ITER will be subjected to sputtering and / or contamination with the rates depending on mirror locations. The result of influence of both these factors will be reduce of mirror reflectance ...
  • Impact of N₂+H₂ mixture plasma on carbon-containing film 
    Voitsenya, V.S.; Masuzaki, S.; Motojima, O.; Sagara, A.; Jacob, W. (Вопросы атомной науки и техники, 2006)
    The short review is done of published data on impact of plasma produced in the N₂+H₂ mixture on carbon and organic films. It is concluded that such plasma can be much more effective in cleaning of the walls of fusion ...
  • Magnetized dusty sheaths 
    Chutov, Yu. I.; Kravchenko, O.Yu.; Masuzaki, S.; Sagara, A.; Smirnov, R.D.; Tomita, Yu. (Вопросы атомной науки и техники, 2002)
  • Recent progress on confinement improvement study and ion heating experiments in LHD 
    Morita, S.; Goto, M.; Morisaki, T.; Takeiri, Y.; Tanaka, K.; Masuzaki, S.; Miyazawa, J.; Murakami, S.; Muto, S.; Mutoh, T.; Narihara, K.; Nozato, H.; M.Osakabe, M.; Sakakibara, S.; Sakamoto, R.; Yamazaki, K.; Yokoyama, M.; Ashikawa, N.; Funaba, H.; Ida, K.; Ikeda, K.; Inagaki, S.; Kaneko, O.; Kawahata, K.; Kubo, S.; Kumazawa, R.; Nagaoka, K.; Nagayama, Y.; Nakamura, Y.; Narushima, Y.; Nishimura, K.; Ohdachi, S.; Ohkubo, K.; Ohyabu, N.; Oka, Y.; Ozaki, T.; Peterson, B.J.; Saito, K.; Sato, K.; Seki, T.; Shzuma, T.; Shoji, M.; Tamura, N.; Toi, K.; Tokuzawa, T.; Tsumori, K.; Watanabe, K.Y.; Watari, T.; Yamada, H.; Yamada, I.; Yoshimura, Y.; Yoshinuma, M.; Komori, A.; Motojima, O. (Вопросы атомной науки и техники, 2005)
    Experimental efforts have been extensively done in Large Helical Device (LHD) to find the key for confinement improvement like H-mode and ITB seen in tokamaks. In outwardly shifted configuration (Rax=4.00m) having an m/n=1/1 ...