Advanced tokamak research in DIII-D

  • C. M. Greenfield
  • , M. Murakami
  • , J. R. Ferron
  • , M. R. Wade
  • , T. C. Luce
  • , C. C. Petty
  • , J. E. Menard
  • , T. W. Petrie
  • , S. L. Allen
  • , K. H. Burrell
  • , T. A. Casper
  • , J. C. DeBoo
  • , E. J. Doyle
  • , A. M. Garofalo
  • , I. A. Gorelov
  • , R. J. Groebner
  • , J. Hobirk
  • , A. W. Hyatt
  • , R. J. Jayakumar
  • , C. E. Kessel
  • R. J. La Haye, G. L. Jackson, L. L. Lao, J. Lohr, M. A. Makowski, R. I. Pinsker, P. A. Politzer, R. Prater, G. M. Staebler, E. J. Strait, T. S. Taylor, W. P. West

    Research output: Contribution to journalArticlepeer-review

    32 Scopus citations

    Abstract

    Advanced tokamak (AT) research in DIII-D was carried out to provide a scientific basis for steady-state high performance operation in plasma devices. The regimes required high toroidal beta to maximize fusion output and high poloidal beta to maximize the self-driven bootstrap current. Resistive wall mode stabilization by plasma rotation and active feedback with non-axisymmetric coils allowed routine operation above the no-wall beta limit. Close coupling approach resulted in fully non-inductively driven plasmas, which was sustained up to 1 s, and approximately equal to one current relaxation time.

    Original languageEnglish (US)
    Pages (from-to)B213-B233
    JournalPlasma Physics and Controlled Fusion
    Volume46
    Issue number12 B
    DOIs
    StatePublished - Dec 2004

    All Science Journal Classification (ASJC) codes

    • Nuclear Energy and Engineering
    • Condensed Matter Physics

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