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A DOE Office of Science User Facility hosted by General Atomics

The DIII-D tokamak is the largest operating tokamak in North America. The DIII-D research and operations teams bring together experts from around the world to identify and develop solutions that address key remaining fusion science and technology challenges. Building on the high flexibility and world-class measurement capabilities of the DIII-D tokamak, the DIII-D team provides essential support to both public programs and private industry to build a clean energy future based on fusion energy.