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Study of internal transport barriers in the initial phase of Ohmic discharges in TUMAN-3M

Autor: V.E. Golant, L. G. Askinazi, V. A. Kornev, M. I. Vildjunas, V. V. Rozhdestvensky, A. V. Petrov, N. A. Zhubr, A. S. Tukachinsky, M V Gorokhov, S. V. Krikunov, V. V. Bulanin, S. V. Lebedev

Publikováno v: Plasma Physics and Controlled Fusion. 46:A51-A59

A regime with electron heat confinement improvement was recently found in the initial phase of discharges in the TUMAN-3M tokamak. An internal transport barrier (ITB) formation in this regime was confirmed by Thomson scattering measurements and by tr

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c1f724181fdea57e1664f9cced09d322
https://doi.org/10.1088/0741-3335/46/5a/005

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Preparation of neutral beam injection experiments on Globus-M and TUMAN-3M tokamaks

Autor: V. M. Leonov, V.E. Golant, G. N. Tilinin, A. R. Polevoi, V. V. Kusnetsov, A. S. Tukachinsky, A. G. Barsukov, A. V. Lupin, V. K. Gusev, S. V. Lebedev, V. A. Yagnov, V. B. Minaev, A. A. Panasenkov, L. G. Askinazi

Publikováno v: Plasma Devices and Operations. 11:211-218

The neutral beam injection (NBI) experiments on the Globus-M and on the TUMAN3-M tokamaks in the Ioffe Institute are prepared. In order to maximize absorbed power and reduce ion orbit losses the transport modeling of the planed experiments was perfor

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::dbd477bfe5e08b33db6670fc43f773d8
https://doi.org/10.1080/1051999031000155524

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Plasma formation and first OH experiments in the Globus-M tokamak

Autor: A. N. Novokhatskii, T.A. Burtseva, V. K. Gusev, S. V. Krikunov, O.A. Minyaev, R.G. Levin, V. M. Sharapov, G. A. Gavrilov, E.N. Rumyantsev, V.E. Golant, A.V. Dech, E. E. Mukhin, V. B. Minaev, N. V. Sakharov, Yu. V. Petrov, A.B. Mineev

Publikováno v: Nuclear Fusion. 41:919-925

The article reports the results of experimental campaigns on plasma ohmic heating performed during 1999-2000 on the spherical tokamak Globus-M. Later experimental results with the tokamak fed by thyristor rectifiers are presented in detail. The toroi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::4cf49df6ba7607bf4cd064e93be17522
https://doi.org/10.1088/0029-5515/41/7/313

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Formation of an internal transport barrier in the ohmic H-mode in the TUMAN-3M tokamak

Autor: A. S. Tukachinsky, S. V. Krikunov, L. G. Askinazi, G. T. Razdobarin, N. A. Zhubr, L. S. Levin, V.E. Golant, S P Yaroshevich, V. V. Rozhdestvensky, V. A. Kornev, Alexander I. Smirnov, M V Andrejko, S. V. Lebedev

Publikováno v: Plasma Physics Reports. 26:191-198

In experiments on studying the ohmic H-mode in the TUMAN-3M tokamak, it is found that, in high-current (I p∼120–170 kA) discharges, a region with high electron-temperature and density gradients is formed in the plasma core. In this case, the ener

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d75a91ddadf0b20034ec7f6dc689c2ad
https://doi.org/10.1134/1.952838

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Experimental study of the -limit in ohmic H-mode in the TUMAN-3M tokamak

Autor: V. A. Kornev, A. S. Tukachinsky, V.E. Golant, S P Yaroshevich, L. G. Askinazi, S. V. Lebedev, V. V. Rozhdestvensky, L. S. Levin, S. V. Krikunov, M. V. Andreiko

Publikováno v: Plasma Physics and Controlled Fusion. 40:741-746

Because of its high confinement properties, the H-mode provides good opportunities to achieve high beta values in a tokamak. In this paper the results of an experimental study of and limits in the H-mode, obtained in a circular cross section tokamak

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a2800a2d13081ddd8700660bb2e7ba7a
https://doi.org/10.1088/0741-3335/40/5/035

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Ohmic H-mode studies in TUMAN-3

Autor: N Tendler, L. S. Levin, V. A. Kornev, A. S. Tukachinsky, V.E. Golant, V. A. Rozhansky, L. G. Askinazi, S. V. Lebedev, M V Andrejko

Publikováno v: Plasma Physics and Controlled Fusion. 36:B289-B299

The spontaneous transition from Ohmically heated limiter discharges into the regime with improved confinement termed as "Ohmic H-mode" has been investigated in "TUMAN-3". The typical signatures of H-mode in tokamaks with powerful auxiliary heating ha

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2fddd4a0a068e72c0003c94201f439ba
https://doi.org/10.1088/0741-3335/36/12b/024

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H mode in the TUMAN‐3 tokamak triggered by edge plasma perturbations*

Autor: L. G. Askinazi, V.E. Golant, S. V. Lebedev, M. Tendler, V. A. Rozhansky, L. S. Levin

Publikováno v: Physics of Fluids B: Plasma Physics. 5:2420-2427

Several types of edge plasma perturbations in the TUMAN‐3 tokamak [Proceedings of the 13th International Atomic Energy Agency Conference on Plasma Physics and Controlled Nuclear Fusion Research, 1990 (International Atomic Energy Agency, Vienna, 199

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e3b2ea0a7a0efef709dd8c63d27ea190
https://doi.org/10.1063/1.860726

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Plasma processes accompanying fast current decrease in the Tuman-3 tokamak

Autor: W I Afanasiev, S P Yaroshevich, T.Yu. Akatova, K. A. Podushnikova, D.O. Korneev, B.M. Lipin, S. V. Krikunov, F. V. Chernyshev, V.E. Golant, L. G. Askinazi, A A Korotkov, A. S. Tukachinsky, G. T. Razdobarin, V. B. Minaev, V. V. Bulanin, S.G. Goncharov, Vladimir V. Semenov, N. V. Sakharov, V. V. Rozhdestvensky

Publikováno v: Plasma Physics and Controlled Fusion. 35:411-418

The authors report an investigation of the influence of radial current distribution on the Tuman-3 tokamak plasma parameters under the conditions of ohmic heating with a twofold current decrease for a period 4-6 times shorter than the magnetic field

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::91bb2eee17dc8ed8ada550f159113ec7
https://doi.org/10.1088/0741-3335/35/3/010

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Radial current in a tokamak caused by a biased electrode

Autor: L. G. Askinazi, S. V. Lebedev, V.E. Golant, V.A. Rozhanskij, M. Tendler

Publikováno v: Nuclear Fusion. 32:271-277

It is demonstrated that measurements of radial electric currents excited from biased electrodes in TUMAN 3 and other tokamaks provide a crucial test in validating different models for L-H transitions. The results are assessed from the viewpoint of a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8a2566695de5dbf62e8b0400507fe3b7
https://doi.org/10.1088/0029-5515/32/2/i07

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Plasma Physics and Controlled Nuclear Fusion Research (Summaries of the 13th IAEA International Conference, Washington, DC, United States of America, 1–6 October 1990)

Autor: Robert W. Conn, Marshall N. Rosenbluth, H. Wobig, Farrokh Najmabadi, V.E. Golant, S. Nakai

Publikováno v: Nuclear Fusion. 31:761-795

Experimental research on tokamaks still constitutes the largest part of the controlled fusion programme. At the conference, 220 papers were presented, of which approximately 140 were connected with tokamaks. About 70 reports covered experimental rese

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8be19a890b3b6ef43c6c3901ce96c9f2
https://doi.org/10.1088/0029-5515/31/4/014

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