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Vol. III · August 2026

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General Fusion and UKAEA outline further fusion collaboration

General Fusion and the UK Atomic Energy Authority have signed a Memorandum of Understanding to jointly develop key technologies for Magnetized Target Fusion, including liquid lithium breeder blankets and tritium handling systems.

By Fusion Energy News Desk·Wed, 29 Jul 2026 06:02:48 GMT·7/29/2026, 6:02:48 AM·Regulatory·✓ Editor-verified
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Reported fusion metrics

  • Ion Temperature

    >100 million °C

    Target plasma temperature for General Fusion's Magnetized Target Fusion approach.

Canada-based General Fusion and the UK Atomic Energy Authority (UKAEA) have formalized a collaboration through a Memorandum of Understanding aimed at accelerating the commercialization of Magnetized Target Fusion (MTF). The agreement outlines joint work on critical power plant technologies, leveraging UKAEA's extensive facilities and expertise at its Culham Science Centre. Key areas of focus include the development and testing of liquid lithium breeder blanket concepts, tritium fuel cycle systems, advanced materials science, and remote handling technologies. This partnership builds on an existing relationship established when General Fusion selected Culham as the site for its Fusion Demonstration Plant (FDP) in 2021. Source: World Nuclear News

The collaboration will directly support the development of General Fusion's FDP, which is scheduled to become operational in the early 2030s. The FDP is designed to demonstrate the viability of the company's MTF approach at a power-plant-relevant scale, creating what the company calls a "fusion-relevant environment." While the facility is not intended to achieve net energy gain, it will serve as a crucial validation platform for the integrated system. The joint work with UKAEA, particularly on tritium handling and liquid metal systems, is essential for de-risking the technologies required for a future commercial power plant. UKAEA's experience operating the Joint European Torus (JET) provides a deep well of practical knowledge in these domains. Source: World Nuclear News

The collaboration will directly support the development of General Fusion's FDP, which is scheduled to become operational in the early 2030s.

General Fusion's MTF concept is a hybrid approach that combines elements of magnetic and inertial confinement. The process begins by forming a magnetically-confined spheromak plasma. This plasma is then injected into a chamber containing a vortex of spinning liquid lithium. An array of high-speed pistons then symmetrically compresses the liquid metal, which in turn compresses and heats the plasma to fusion conditions exceeding 100 million degrees Celsius. This method uses the liquid lithium not only as a compression medium but also as the first wall, protecting the structural components from neutron flux and serving as the medium for tritium breeding. This integrated design aims to solve multiple engineering challenges simultaneously. Source: World Nuclear News

The partnership underscores a growing trend of public-private collaboration within the fusion sector, combining the agility of private ventures with the deep institutional knowledge and infrastructure of government labs. For the UK Atomic Energy Authority, this aligns with its mission to stimulate a domestic fusion industry and supply chain. Tim Bestwick, UKAEA's Chief Technology Officer, noted the agreement will help advance fusion energy by enabling access to its specialized facilities and know-how. For General Fusion, the access to UKAEA's tritium engineering and remote handling capabilities represents a significant technical and financial advantage, reducing the need to build such complex, specialized infrastructure from scratch. Source: World Nuclear News

Reporting grounded in coverage from the original publisher read the source .

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Editorial standards: Fusion Energy News dispatches are compiled from primary filings, peer-reviewed papers, and on-the-record statements. Corrections: corrections@fusionenergynews.com · public log

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