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Current rampup by lower-hybrid waves in the PLT tokamak

Journal Article · · Phys. Rev. Lett.; (United States)
Recent lower-hybrid current-drive experiments have clearly demonstrated that the current in a tokamak discharge can be maintained by rf drive alone. We have extended the operating regime of such plasmas to include ramping up of the current. We find that at densities of approx.2 x 10/sup 12/ cm/sup -3/ approximately 20% of the launched rf power is converted to magnetic field energy.
Research Organization:
Plasma Physics Laboratory, Princeton University, Princeton, New Jersey 08544
OSTI ID:
5171491
Journal Information:
Phys. Rev. Lett.; (United States), Journal Name: Phys. Rev. Lett.; (United States) Vol. 55:12; ISSN PRLTA
Country of Publication:
United States
Language:
English