Bifurcation to 3D Helical Magnetic Equilibrium in an Axisymmetric Toroidal Device (Articolo in rivista)

Type
Label
  • Bifurcation to 3D Helical Magnetic Equilibrium in an Axisymmetric Toroidal Device (Articolo in rivista) (literal)
Anno
  • 2011-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1103/PhysRevLett.107.255001 (literal)
Alternative label
  • W. F. Bergerson; F. Auriemma; B. E. Chapman; W. X. Ding; P. Zanca; D. L. Brower; P. Innocente; L. Lin; R. Lorenzini; E. Martines; B. Momo; J. S. Sarff; D. Terranova (2011)
    Bifurcation to 3D Helical Magnetic Equilibrium in an Axisymmetric Toroidal Device
    in Physical review letters (Print); The American Physical Society, College Park, MD 20740-3844 (Stati Uniti d'America)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • W. F. Bergerson; F. Auriemma; B. E. Chapman; W. X. Ding; P. Zanca; D. L. Brower; P. Innocente; L. Lin; R. Lorenzini; E. Martines; B. Momo; J. S. Sarff; D. Terranova (literal)
Pagina inizio
  • 255001 (literal)
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  • Article Number 255001 La rivista è pubblicata anche online con ISSN 1079-7114 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://prl.aps.org/abstract/PRL/v107/i25/e255001 (literal)
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  • 107 (literal)
Rivista
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  • Article Number 255001, Issue 25 (literal)
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  • 5 (literal)
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  • 25 (literal)
Note
  • Scopu (literal)
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • 1 Department of Physics and Astronomy, University of California Los Angeles, Los Angeles, California 90095, USA 2 Consorzio RFX, Associazione EURATOM-ENEA sulla Fusione, 35127 Padova, Italy 3 Department of Physics, University of Wisconsin-Madison, Madison, Wisconsin 53706, USA 4 Center for Magnetic Self-Organization in Astrophysical and Laboratory Plasmas, University of Wisconsin-Madison, Madison, Wisconsin 53706, USA (W. F. Bergerson1, F. Auriemma2, B. E. Chapman3, W. X. Ding1,4, P. Zanca2, D. L. Brower1,4, P. Innocente2, L. Lin1, R. Lorenzini2, E. Martines2, B. Momo2, J. S. Sarff3,4, and D. Terranova2) (literal)
Titolo
  • Bifurcation to 3D Helical Magnetic Equilibrium in an Axisymmetric Toroidal Device (literal)
Abstract
  • We report the first direct measurement of the internal magnetic field structure associated with a 3D helical equilibrium generated spontaneously in the core of an axisymmetric toroidal plasma containment device. Magnetohydrodynamic equilibrium bifurcation occurs in a reversed-field pinch when the innermost resonant magnetic perturbation grows to a large amplitude, reaching up to 8% of the mean field strength. Magnetic topology evolution is determined by measuring the Faraday effect, revealing that, as the perturbation grows, toroidal symmetry is broken and a helical equilibrium is established. (literal)
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