The Advanced Test Reactor at Idaho National Laboratory is the world’s most powerful and flexible test reactor. It is designed to study the effects of intense irradiation on materials. Since the reactor began operation in 1967, ATR has provided test capabilities for the U.S. Navy’s nuclear-powered vessels and the nation’s commercial nuclear power industry. Since 2008, it has welcomed researchers from industry and academia to propose experiments to be run in its one-of-a-kind core.
The reactor’s uniq