and other nuclear fuel and nuclear material storage and shipping, nuclear waste containers and related systems, audio/visual systems, steam generator tube inspection systems, repair, modification and stabilization systems, tube plugging and tube removal systems. (c). Nuclear fuel and nuclear fuel components, including enrichment and any related components, assembly, nuclear fuel plant processes, manufacturing systems and processes and systems for the chemical processing of radiological materials, fuel core and fuel bearing precision components, fuel powder, sources, targets, targets for medical isotope production and industrial isotope production, targets for research and analysis in research reactors, graphite reflectors and control rods, poisons and other special nuclear materials for development and manufacturing of fuel components for pebble bed and other reactors. (d). Electro-mechanical devices related to or used in commercial, research, government, military and other nuclear facilities, reactors orvessels and associated subsystems, equipment and components thereof. (e). Advanced power systems for space applications and associated subsystems, equipment and components thereof. (f). Nuclear and non-nuclear propulsion systems for naval (U.S. and foreign) submarines and aircraft carriers and associated subsystems, equipment and components thereof, including all aftermarket, replacement and repair parts, components and equipment for existing naval submarines and aircraft carriers. (g). Nuclear propulsion systems for naval (U.S. and foreign) vessels other than submarines and aircraft carriers and associated subsystems, equipment and components thereof, including aftermarket, replacement and repair parts, components and equipment for such existing vessels. (h). Single crystal composite and ceramic materials for use in nuclear, defense, space and aerospace applications and subsystems,equipment and components thereof (i). High energy physics equipment, including electro-magnetic storage devices, power conversion and conditioning systems, superconducting materials and plasma energy systems, and, in each case, subsystems and components thereof, excluding energy storage systems that store kinetic energy using a rotating mass with low friction losses and deliver the stored