Marathon Fusion receives funding for fuel recycling

Marathon Fusion receives support from the DOE to develop innovative membranes to optimize the recycling of deuterium and tritium in fusion reactors, in collaboration with the Colorado School of Mines.

Share:

Marathon Fusion, an emerging company in the energy fusion sector, has been selected to receive funding under the Department of Energy’s (DOE) INFUSE program.
This program, designed to foster technological innovation in fusion, supports collaborations between private companies and top-level academic institutions.
The aim is to overcome the current technical challenges in this field, which is crucial to the future of energy.
The project supported by the DOE concerns the development of specific membranes, designed to improve the efficiency of fuel recycling in fusion reactors.
The partnership established with the Colorado School of Mines will make it possible to exploit recent technological advances in materials processing, necessary for the recycling of deuterium and tritium, two isotopes essential for the operation of fusion reactors.

Strategic partnership with Colorado School of Mines

The integration of Colorado School of Mines’ expertise in this project aims to optimize fusion fuel recycling processes, a central issue for the profitability and sustainability of fusion power plants.
The role of the membranes developed is to maximize the recovery of precious isotopes while minimizing losses, thus contributing to the overall efficiency of the reactor.
This project is part of a broader DOE strategy, which leverages the INFUSE program to accelerate the advancement of fusion technologies, by fostering public-private partnerships.
The collaborative approach adopted by Marathon Fusion, working closely with academic institutions, reflects a determination to rapidly overcome the technical obstacles still holding back the commercialization of fusion.

Energy merger: a major challenge

As a future energy source, fusion requires constant innovation to become an industrial reality.
The DOE’s support via INFUSE is recognition of Marathon Fusion’s potential to make a significant contribution to this breakthrough.
By developing more efficient recycling solutions, the company is helping to reduce operating costs and improve the performance of future reactors.
The company’s focus on optimizing fuel treatment processes is a direct response to the industry’s growing demand for sustainable and economically viable solutions.
The success of this project could well set a new standard for the sector, making fusion technology not only possible, but competitive with other energy sources.

The US Department of Energy has selected Westinghouse and Radiant Nuclear to conduct the first nuclear microreactor tests at the DOME experimental centre located in Idaho, with operational start expected in spring 2026.
GE Vernova Hitachi Nuclear Energy and Fortum announce partnership aimed at preparing for the potential deployment of small modular reactors in Finland and Sweden, with commissioning scheduled for the 2030s.
Energy Fuels Inc. announced record production of 638,700 pounds of uranium during the second quarter of 2025 at its Pinyon Plain mine in Arizona, significantly surpassing initial site performance forecasts.
Argentina and Peru have signed an agreement expanding their scientific and technological cooperation in the civil nuclear field, including joint research projects and specialised training programmes for future development.
After several decades without funding nuclear projects, the World Bank has formed a strategic partnership with the IAEA to provide technical and financial support to countries integrating nuclear energy into their energy strategies.
South Korea's Nuclear Safety and Security Commission officially validates the decommissioning of reactor number one at the Kori plant, initiating an unprecedented project for the national industry scheduled to last until 2037.
Uranium producer enCore Energy surpasses three thousand pounds per day at its Alta Mesa ISR complex and sees three new Texas laws as a strong signal for faster nuclear production permits.
The International Atomic Energy Agency expresses concerns over Iran’s enriched uranium stockpiles following the abrupt suspension of inspections at key sites disrupted by recent attacks whose consequences remain uncertain.
NPCIL has announced an extension until September 30 for industrial proposals concerning Bharat Small Reactors (BSR), following increased interest from the Indian private sector.
A regional court has upheld the award of two new reactors in the Czech Republic to Korea Hydro & Nuclear Power, dismissing Électricité de France’s challenge to the €16bn contract in a decisive step for the national energy programme.
Facing rising temperatures, EDF anticipates cuts in nuclear production starting early July, primarily due to thermal constraints on rivers used for cooling the power plants.
The preliminary agreement launches planning and site assessment for a tailored AP1000 reactor, following two years of feasibility study, and enlists Westinghouse and Hyundai to support Fortum’s regional nuclear expansion.
Donald Trump's unprecedented decision to dismiss Christopher Hanson, a member of the NRC, provokes outrage among former federal officials and raises concerns over the regulatory independence of the U.S. nuclear sector.
Uranium Energy Corp strengthens its position in Anfield Energy Inc., now holding approximately 32.4% of the company’s shares following an investment of CAD19.55mn ($14.82mn), significantly expanding its strategic influence in the uranium market.
New York State plans an advanced nuclear power plant with a 1-gigawatt capacity to meet long-term energy and economic goals, involving significant investment to enhance regional energy independence.
Niger announces its intention to nationalize SOMAÏR, a mining company jointly owned with Orano, provoking strong opposition from the French company and paving the way for further international legal tensions.
Russia strengthens its economic presence in Mali with new agreements, notably in nuclear energy and gold refining, consolidating strategic cooperation within a rapidly evolving geopolitical context.
The US government grants a fourth payment of $100.45 mn to Holtec International to restart the Palisades Nuclear Plant, pending regulatory approval, marking an unprecedented event in the United States.
EDF announces a major agreement with Apollo to raise up to £4.5 billion via bonds to finance the British nuclear project Hinkley Point C, whose costs continue to rise significantly.
The Élysée proposes Anne-Isabelle Étienvre, current Director of Fundamental Research at the CEA, as General Administrator to replace François Jacq, recently appointed President of CNES.