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Fusion energy: Progress, partnerships, and the path to deployment
Over the past decade, fusion energy has moved decisively from scientific aspiration toward a credible pathway to a new energy technology. Thanks to long-term federal support, we have significantly advanced our fundamental understanding of plasma physics—the behavior of the superheated gases at the heart of fusion devices. This knowledge will enable the creation and control of fusion fuel under conditions required for future power plants. Our progress is exemplified by breakthroughs at the National Ignition Facility and the Joint European Torus.
K. A. Moreno, K. C. Chen, J. W. Crippen, R. Fallon, H. Huang, Y. T. Lee, A. Q. L. Nguyen, A. Nikroo, K. L. Sequoia, J. J. D. Wu, H. W. Xu
Fusion Science and Technology | Volume 59 | Number 1 | January 2011 | Pages 46-50
Technical Paper | Nineteenth Target Fabrication Meeting | doi.org/10.13182/FST59-46
Articles are hosted by Taylor and Francis Online.
The current National Ignition Facility (NIF) ignition target design consists of 18 precisely assembled components. At the center of the target is a capsule fill tube assembly (CFTA), the baseline of which comprises a Be:Cu or CH:Ge multilayer capsule attached to a glass tube that is used for filling the capsule with hydrogen fuel. The current CFTA has 45 specifications that need to be precisely measured, which are grouped into capsule specifications and attachment specifications. Recent modifications to the tools and the procedures for metrology of these specifications have been implemented and are described. These changes resulted from the experience that the CFTA fabrication team had during production in the early hohlraum energetics campaign on NIF; the evolution of these modifications is discussed.