Commonwealth Fusion Systems has begun assembling its SPARC tokamak by placing the first of 18 toroidal-field magnets into the compact fusion device, a step that brings the company closer to its goal ...
Inside a concrete-and-steel facility in Devens, Massachusetts, a crane lowered a 20-ton high-temperature superconducting magnet into the steel shell of the SPARC tokamak this spring, marking the first ...