Study of plasma potential, its fluctuations and turbulence rotation in the T-10 tokamak

Plasma potential, its oscillations and turbulence rotation were studied on T-10 in a wide range of ohmic and ECRH regimes. The potential has negative sign over the whole plasma cross section. Broadband turbulence tends to rotate with E×B drift velocity. Rotation and potential evolve together with pl...

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Datum:2010
Hauptverfasser: Melnikov, A.V., Vershkov, V.A., Grashin, S.A., Eliseev, L.G., Lysenko, S.E., Mavrin, V.A., Merezhkin, V.G., Perfilov, S.V., Shelukhin, D.A., Shurygin, R.V., Krupnik, L.I., Komarov, A.D., Kozachek, A.S., Zhezhera, A.I.
Format: Artikel
Sprache:English
Veröffentlicht: Національний науковий центр «Харківський фізико-технічний інститут» НАН України 2010
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Online Zugang:http://dspace.nbuv.gov.ua/handle/123456789/17453
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Назва журналу:Digital Library of Periodicals of National Academy of Sciences of Ukraine
Zitieren:Study of plasma potential, its fluctuations and turbulence rotation in the T-10 tokamak / A.V. Melnikov, V.A. Vershkov, S.A. Grashin, L.G. Eliseev, S.E. Lysenko, V.A. Mavrin, V.G. Merezhkin, S.V. Perfilov, D.A. Shelukhin, R.V. Shurygin, L.I. Krupnik, A.D. Komarov, A.S. Kozachek, A.I. Zhezhera // Вопросы атомной науки и техники. — 2010. — № 6. — С. 40-42. — Бібліогр.: 6 назв. — англ.

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Digital Library of Periodicals of National Academy of Sciences of Ukraine
Beschreibung
Zusammenfassung:Plasma potential, its oscillations and turbulence rotation were studied on T-10 in a wide range of ohmic and ECRH regimes. The potential has negative sign over the whole plasma cross section. Broadband turbulence tends to rotate with E×B drift velocity. Rotation and potential evolve together with plasma confinement. Frequency of potential oscillations in the range of geodesic acoustic modes does not change with radius that disagrees with theoretical predictions.