Another non-light reactor has reached criticality under the Department of Energy’s reactor pilot program, as California-based Valar Atomics achieved the milestone on June 18.
Valar Atomics conducted its zero-power criticality testing at Utah San Rafael Energy…
RadWaste & Materials Monitor Vol. 19 No. 25
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RadWaste & Materials Monitor
Article 7 of 12
June 25, 2026
Valar Atomics advanced reactor second to reach criticality under DOE program
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