US firm to produce high-purity materials for fusion, fission reactors

Source: interestingengineering
Author: @IntEngineering
Published: 1/31/2026
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Read original articleUS-based EnergyX has launched NUKE-it, a nuclear materials technology platform aimed at addressing critical supply chain shortages that hinder the global advancement of fusion energy. The company focuses on producing specialized, high-purity materials domestically, particularly 15% enriched Lithium-6 (Li-6), essential for tritium breeding in fusion reactors. By supplying nuclear-grade lithium salts engineered for reactor-grade performance, EnergyX aims to fill a significant supply gap that currently limits national laboratories and private fusion developers from scaling fusion technology commercially.
In addition to fusion, EnergyX’s NUKE-it platform produces ultra-high-purity Lithium-7 (Li-7), vital for coolant systems in fission-based thorium reactors, such as molten salt reactors (MSRs). These reactors require Li-7 compounds like FLiBe and FLiNaK for thermal stability and low neutron absorption, but existing suppliers have struggled to meet purity standards. EnergyX leverages its proprietary lithium extraction and conversion technologies, originally developed for electric
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energynuclear-energyfusion-reactorslithium-materialsclean-energyadvanced-materialsenergy-supply-chain