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A regime of improved energy confinement in beam-heated expanded-boundary discharges in Doublet III

A regime of improved energy confinement in beam-heated expanded-boundary discharges in Doublet III

Authors :
K. H. Burrell
S.S. Wojtowicz
J. Baur
J. Smith
T.W. Petrie
R. J. Groebner
D.O. Overskei
J.C. DeBoo
N.H. Brooks
D. Vaslow
W. Pfeiffer
C.J. Armentrout
A.G. Kellman
A. Lieber
J.M. Lohr
Theory Groups
Nobuyoshi Ohyabu
S. Ejima
R. E. Stockdale
St.H. John
L. Rottler
E. Fairbanks
G. Bramson
R. T. Snider
C. L. Hsieh
G. Zawadzki
D.P. Schissel
R. Seraydarian
C.L. Kahn
R. Chase
F. Blau
D. Knowles
Sean Wong
Doublet Iii Operations
Neutral Beam
E. J. Strait
T. S. Taylor
G.L. Jahns
R.D. Stambaugh
Source :
Nuclear Fusion. 25:49-64
Publication Year :
1985
Publisher :
IOP Publishing, 1985.

Abstract

Neutral-beam-heated expanded-boundary (XB) divertor discharges have been obtained in Doublet III with high heating efficiency for wide ranges of plasma parameters (Ip: 300–800 kA; BT: 8–24kG; e :(2–10) × 1013cm−3; Pb 3 MW), a mild deterioration of the energy confinement time has been observed.

Details

ISSN :
17414326 and 00295515
Volume :
25
Database :
OpenAIRE
Journal :
Nuclear Fusion
Accession number :
edsair.doi...........4dd5a1a479fa8e9952a35b298ece5289
Full Text :
https://doi.org/10.1088/0029-5515/25/1/005