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Space potential distribution in the ISX-B tokamak

Journal Article · · Phys. Rev. Lett.; (United States)
Plasma potentials have been measured for the first time in neutral-beam-heated tokamak discharges, with a heavy-ion beam probe. Radial profiles of these potentials are presented for coinjection, counter injection, and balanced injection, and for plasmas having only Ohmic heating. They are found to be very dependent on the direction of rotation with respect to the plasma current. They are also found qualitatively consistent with those inferred from radial momentum balance with use of the measured toroidal rotation velocity.
Research Organization:
Rensselaer Polytechnic Institute, Troy, New York 12181
DOE Contract Number:
AC05-84OR21400
OSTI ID:
5969620
Journal Information:
Phys. Rev. Lett.; (United States), Journal Name: Phys. Rev. Lett.; (United States) Vol. 56:12; ISSN PRLTA
Country of Publication:
United States
Language:
English