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2025 ANS Winter Conference & Expo
November 9–12, 2025
Washington, DC|Washington Hilton
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Latest News
PR: American Nuclear Society welcomes Senate confirmation of Ted Garrish as the DOE’s nuclear energy secretary
Washington, D.C. — The American Nuclear Society (ANS) applauds the U.S. Senate's confirmation of Theodore “Ted” Garrish as Assistant Secretary for Nuclear Energy at the U.S. Department of Energy (DOE).
“On behalf of over 11,000 professionals in the fields of nuclear science and technology, the American Nuclear Society congratulates Mr. Garrish on being confirmed by the Senate to once again lead the DOE Office of Nuclear Energy,” said ANS President H.M. "Hash" Hashemian.
Ronald E. Bell, Ronald E. Hatcher, Lawrence J. Lagin, Michio Okabayashi, Paul Sichta
Fusion Science and Technology | Volume 30 | Number 2 | November 1996 | Pages 151-158
Technical Paper | Special Section: Plasma Control Issues for Tokamaks / Experimental Device | doi.org/10.13182/FST96-A30747
Articles are hosted by Taylor and Francis Online.
A digital plasma control system for the Princeton Beta Experiment Modification (PBX-M) is being prepared. The functions of the existing analog shape and position control subsystems will be assumed by the upgraded control system. Plasma profile control will be pursued by making use of the lower hybrid current drive and the ion Bernstein wave heating systems to modify the plasma current and pressure profiles. A framework for integrating these plasma control functions is presented. Existing profile diagnostics can, with some modification, provide the information necessary to feed back on the plasma profiles. The digital control hardware is commercially available. Four real-time processors, which can be programmed independently, reside on a single Versa Module Eurocard board with dedicated shared memory. The parallel programming capability allows the separation by function of the vertical position control, shaping control, and profile control, which have different characteristic time-scales.