Plasma boundary experiments on DIII-D tokamak

M. Ali Mahdavi, N. Brooks, D. Buchenauer, A. Futch, D. N. Hill, J. Hogan, G. L. Jackson, A. Langhorn, B. Leikind, S. Lippmann, J. Luxon, G. Matthews, M. Menon, P. K. Mioduszewski, L. Owen, P. Petersen, T. Petrie, M. Rensink, R. D. Stambaugh, T. C. SimonenG. Staebler

Research output: Contribution to journalArticlepeer-review

16 Scopus citations

Abstract

A survey of the boundary physics research on the DIII-D tokamak and an outline of the DIII-D Advanced Divertor Program (ADP) is presented. We will present results of experiments on impurity control, impurity transport, neutral particle transport, and particle effects on core confinement over a wide range of plasma parameters, 1p ≲ 3 MA, βT ≲ 10.7%,P (auxiliary) ≲ 20 MW. Based on the understanding gained in these studies, we in collaboration with a number of other laboratories have devised a series of experiments (ADP) to modify the core plasma conditions through changes in the edge electric field, neutral recycling, and plasma-surface interactions.

Original languageEnglish
Pages (from-to)32-43
Number of pages12
JournalJournal of Nuclear Materials
Volume176-177
Issue numberC
DOIs
StatePublished - Dec 3 1990
Externally publishedYes

Funding

The authors wish to thank Drs. F. Hinton and R. Miller for useful discussions. This work was supported by the US Department of Energy under Contract Nos. DE-AC03-89ER51114, DE-FG03-89-ER51121, W-

FundersFunder number
US Department of Energy

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