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Researchers have demonstrated that onsite antineutrino detectors can identify covert plutonium production rates of a few kilograms within 30 days, even amidst significant background noise. This capability offers a novel, rapid verification method for fusion facilities that complements traditional safeguards by directly monitoring fissile material creation in the reactor core. The findings highlight the feasibility of using subtle antineutrino signals to ensure non-proliferation compliance as fusion technology advances.

Source coveringQuantum Zeitgeist

30-Day Detection Limit For Kilograms of Plutonium in Fusion Plants

Quantum ZeitgeistJune 3, 20262 min read

This study examines the feasibility of detecting the covert production of fissile material within a declared fusion plant using onsite antineutrino detection. The research indicates that a detector could confirm production rates of a few kilograms of plutonium within 30 days, even with background interference.

A detector can confirm plutonium production rates of a few kilograms within 30 days, despite background noise from cosmic rays and reactor components, revealing a swift method for monitoring nuclear facilities. Researchers at Princeton University and the Princeton Plasma Physics Laboratory,…

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