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2026 Nuclear Energy Conference & Expo (NECX)
August 24–27, 2026
Dallas, TX|Hilton Anatole
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Latest News
Antares achieves zero-power criticality at INL
Leveraging more than $140 million in private capital fundraising, over 322,000 square feet of operational manufacturing space, and multifaceted partnerships with the Departments of Energy and Defense, reactor start-up Antares has become the first company involved in the Reactor Pilot Program to achieve zero-power fueled criticality—a full month ahead of the July 4 deadline set by President Trump’s Executive Order 14301.
This milestone, announced yesterday, was achieved with the company’s Mark-0: a sodium heat-pipe-cooled, TRISO-fueled microreactor. The Mark-0 is a forerunner to the company’s flagship design, which it calls the R1. For Antares, this development represents a key validation of its reactor physics, control systems, and supply chain.
Corie Horwood, Neal Bhandarkar, Vanessa N. Peters, Quahhar Fletcher, Michael Stadermann, Thomas L. Bunn
Fusion Science and Technology | Volume 79 | Number 7 | October 2023 | Pages 809-815
Research Article | doi.org/10.1080/15361055.2023.2171526
Articles are hosted by Taylor and Francis Online.
Electroplating remains an attractive deposition approach for fabricating metal microspherical targets for inertial confinement fusion because of its relatively fast deposition rates and ability to produce full-density small grain coatings. Here, we discuss recent advances that allow for coating thick (>60 µm) leak-free gold capsules and capsules with gradients of gold and silver. We present a new apparatus used for electroplating hollow microspherical (typically 2-mm diameter) mandrels and discuss the resulting surface roughness and sphericity obtained using this plating method.