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Plasma electric potential in the TJ-II stellarator: Neoclassical formulation versus measurements ЭЛЕКТРИЧЕСКИИ ПОТЕНЦИАЛ ПЛАЗМЫ В СТЕЛЛАРАТОРЕ TJ-II: СРАВНЕНИЕ НЕОКЛАССИЧЕСКИХ МОДЕЛЕИ С ИЗМЕРЕНИЯМИ

dc.contributor.authorLopez-Bruna, D.
dc.contributor.authorGutierrez-Tapia, C.
dc.contributor.authorMartinell, J. J.
dc.contributor.authorEliseev, L. G.
dc.contributor.authorMelnikov, A. V.
dc.contributor.authorМельников, Александр Владимирович
dc.date.accessioned2024-11-29T13:20:33Z
dc.date.available2024-11-29T13:20:33Z
dc.date.issued2021
dc.description.abstract© 2021 National Research Center Kurchatov Institute. All rights reserved.Electric potential measurements by the heavy ion beam probing (HIBP) diagnostic technique, made for a set of ECRH TJ-II discharges, are compared with the results of neoclassical simulations. HIBP-measured electric potential profiles are found to agree qualitatively with theoretical models, that use the standard value of the effective helical ripple. The measured potential values are close to those calculated using the DKES (Drift Kinetic Equation Solver) code. The obtained transport coefficients are very sensitive to the effective helical ripple profile. Fitting the radial profile of the effective helical ripple, one can improve the agreement with the experimental data.
dc.format.extentС. 91-105
dc.identifier.citationPlasma electric potential in the TJ-II stellarator: Neoclassical formulation versus measurements ЭЛЕКТРИЧЕСКИИ ПОТЕНЦИАЛ ПЛАЗМЫ В СТЕЛЛАРАТОРЕ TJ-II: СРАВНЕНИЕ НЕОКЛАССИЧЕСКИХ МОДЕЛЕИ С ИЗМЕРЕНИЯМИ / Lopez-Bruna, D. [et al.] // Problems of Atomic Science and Technology, Series Thermonuclear Fusion. - 2021. - 44. - № 1. - P. 91-105. - 10.21517/0202-3822-2021-44-1-91-105
dc.identifier.doi10.21517/0202-3822-2021-44-1-91-105
dc.identifier.urihttps://www.doi.org/10.21517/0202-3822-2021-44-1-91-105
dc.identifier.urihttps://www.scopus.com/record/display.uri?eid=2-s2.0-85104261119&origin=resultslist
dc.identifier.urihttps://openrepository.mephi.ru/handle/123456789/23913
dc.relation.ispartofProblems of Atomic Science and Technology, Series Thermonuclear Fusion
dc.titlePlasma electric potential in the TJ-II stellarator: Neoclassical formulation versus measurements ЭЛЕКТРИЧЕСКИИ ПОТЕНЦИАЛ ПЛАЗМЫ В СТЕЛЛАРАТОРЕ TJ-II: СРАВНЕНИЕ НЕОКЛАССИЧЕСКИХ МОДЕЛЕИ С ИЗМЕРЕНИЯМИ
dc.typeArticle
dspace.entity.typePublication
oaire.citation.issue1
oaire.citation.volume44
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