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EBT-II conceptual design study

Description: The proposed EBT-II will use 48 superconducting coils to provide the required steady-state, cyclotron resonant, toroidal magnetic field of 4.3 T for electron cyclotron heating (ECH) with microwaves at 120 GHz. The peak design fields are 7.8 T in the coil, 6.0 T in the coil throat, and 3.0 T in the cavity midplane. Bulk ECH will be provided by eight 120-GHz, 200-kW cw gyrotrons, and provisions have been made for an additional 800 kW of cw profile heating in the range of 70 to 90 GHz. The torus m… more
Date: September 1, 1978
Creator: Dandl, R. A.; Baity, F. W., Jr.; Ballou, J. K.; Batchelor, D. B.; Bettis, E. S.; Campbell, D. B. et al.
Partner: UNT Libraries Government Documents Department
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Observations of low charge state impurities in EBT

Description: Spatially resolved profiles of low charge state carbon and aluminum ion impurity radiation from EBT were obtained in the vacuum ultraviolet. The data shows EBT to be remarkably free from impurities. Loss times in the surface plasma are found to be approximately 300 ..mu..sec. Thus about one fourth of the input power supports the surface plasma. The measurement places an upper limit on the C V density in the core plasma which indicates that the core plasma is shielded from the impurities in the … more
Date: April 1, 1977
Creator: Warden, E. S.; Moos, H. W. & Lazar, N. H.
Partner: UNT Libraries Government Documents Department
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Engineering Features of DCX-2

Description: The DCX-2 is a large, complex experimental apparatus. Its aim is the generation of a hot, dense plasma by the injection and dissociation of 600-kev hydrogen molecNoneular ions in a magnetic-mirror field. For facilitating this process, the molecular ions are given a long path in the machine, and the ion- pumping action of the plasma is used to maintain the vacuum. The major component systems of the apparatus are the ion source and accelerator, highvoltage power supply, magnet system, beam-inject… more
Date: July 26, 1963
Creator: Bell, P. R.; Culver, J. S.; DeCamp, S. M.; Ezell, J. C.; Kelley, G. G.; Lazar, N. H. et al.
Partner: UNT Libraries Government Documents Department
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