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2025 ANS Winter Conference & Expo
November 9–12, 2025
Washington, DC|Washington Hilton
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Latest News
U.K.’s NWS gets input from young people on geological disposal
Nuclear Waste Services, the radioactive waste management subsidiary of the United Kingdom’s Nuclear Decommissioning Authority, has reported on its inaugural year of the National Youth Forum on Geological Disposal forum. NWS set up the initiative, in partnership with the environmental consultancy firm ARUP and the not-for-profit organization The Young Foundation, to give young people the chance to share their views on the government’s plans to develop a geological disposal facility (GDF) for the safe, secure, and long-term disposal of radioactive waste.
N. A. Antipa, S. H. Baxamusa, E. S. Buice, A. D. Conder, M. N. Emerich, M. S. Flegel, C. L. Heinbockel, J. B. Horner, J. E. Fair, L. M. Kegelmeyer, E. S. Koh, M. A. Johnson, W. L. Maranville, J. S. Meyer, R. Montesanti, J. Nguyen, J. E. Ralph, J. L. Reynolds, J. G. Senecal
Fusion Science and Technology | Volume 63 | Number 2 | March-April 2013 | Pages 151-159
Technical Paper | Selected papers from 20th Target Fabrication Meeting, May 20-24, 2012, Santa Fe, NM, Guest Editor: Robert C. Cook | doi.org/10.13182/FST13-TFM20-38
Articles are hosted by Taylor and Francis Online.
Capsule ablators are precision hollow spheres used in inertial confinement fusion targets used in high-peak-power laser systems such as the National Ignition Facility. These capsules have high surface-quality requirements, and hence a full surface microscopic mapping system has been developed to characterize them. The capsule-fill-tube-assembly mapping system combines a confocal surface-profiling microscope with a nine-axis, high-precision stage system to provide quantitative three-dimensional data over the entire surface of each capsule prior to assembly into the final target. The system measures the individual volumes of features on the capsule surface that are 7.5 m3 and larger with an accuracy of ±10%. The positional accuracy is better than 0.25 deg (1), or [approximately]5 m linearly. The data acquisition and image processing are all highly automated in order to keep pace with throughput demands. The system consists of four primary subsystems: the positioning system, the confocal microscope, the automated acquisition code, and the image processing and data management software.