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Fast-wave current drive in the Irvine torus

Journal Article · · Phys. Rev. Lett.; (United States)

Steady-state electron currents were driven by fast waves with ..omega../sub c/i<<..omega..<<..omega../sub ce/ in an initially current-free plasma in the Irvine Torus. Current direction was controlled by the fast-wave phased-array antenna. Low power experiments (<25 W) generated up to 1.3 A of electron current with a peak effeciency of eta = InR/Papprox. =(6 x 10/sup -2/ A/W)(10/sup 13/ cm/sup -3/)m. Up to 14% of the wave energy was converted to poloidal magnetic field energy.

Research Organization:
Department of Physics, University of California, Irvine, California 92717
OSTI ID:
6093146
Journal Information:
Phys. Rev. Lett.; (United States), Journal Name: Phys. Rev. Lett.; (United States) Vol. 56:8; ISSN PRLTA
Country of Publication:
United States
Language:
English