Minimally Constrained Model of Self-Organized Helical States in Reversed-Field Pinches (Articolo in rivista)

Type
Label
  • Minimally Constrained Model of Self-Organized Helical States in Reversed-Field Pinches (Articolo in rivista) (literal)
Anno
  • 2013-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1103/PhysRevLett.111.055003 (literal)
Alternative label
  • Dennis G. R.; Hudson S. R.; Terranova D.; Franz P.; Dewar R. L.; Hole M. J. (2013)
    Minimally Constrained Model of Self-Organized Helical States in Reversed-Field Pinches
    in Physical review letters (Print); American Physical Society (APS), College Pk (Stati Uniti d'America)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Dennis G. R.; Hudson S. R.; Terranova D.; Franz P.; Dewar R. L.; Hole M. J. (literal)
Pagina inizio
  • 055003 (literal)
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  • Article number 055003. La rivista è pubblicata anche online con ISSN 1079-7114. (literal)
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  • http://link.aps.org/doi/10.1103/PhysRevLett.111.055003 (literal)
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  • 111 (literal)
Rivista
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  • 5 (literal)
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  • 5 (literal)
Note
  • ISI Web of Science (WOS) (literal)
  • Scopu (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • 1,5,6: Research School of Physics, The Australian National University, Canberra, ACT 0200, Australia / - 2: Princeton Plasma Physics Laboratory, Princeton University, P.O. Box 451, Princeton, New Jersey 08543, USA / - 3,4: Consorzio RFX, Associazione Euratom-ENEA sulla Fusione, Corso Stati Uniti 4, 35127 Padova, Italy. (literal)
Titolo
  • Minimally Constrained Model of Self-Organized Helical States in Reversed-Field Pinches (literal)
Abstract
  • We show that the self-organized single-helical-axis (SHAx) and double-axis (DAx) states in reversed field pinches can be reproduced in a minimally constrained equilibrium model using only five parameters. This is a significant reduction on previous representations of the SHAx which have required an infinite number of constraints. The DAx state, which has a nontrivial topology, has not previously been reproduced using an equilibrium model that preserves this topological structure. We show that both states are a consequence of transport barrier formation in the plasma core, in agreement with experimental results. We take the limit of zero pressure in this work, although the model is also valid for finite pressure. (literal)
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