The parent company of the decommissioning Oyster Creek Nuclear Generating Station has delivered a crucial element of the next fusion reactor for Princeton Plasma Physics Laboratory, a U.S. Department of Energy lab managed by Princeton University.

Holtec International’s center stack casing is “at the heart of the PPPL’s National Spherical Torus Experiment-Upgrade, a precursor to commercial nuclear power premised on nuclear fusion,” the company said in its Feb. 9 newsletter.