Most new nuclear fission reactors being built today are of the light water reactor (LWR) type, which use water for neutron moderation into thermal neutrons as well as neutron capture. While ...

NASA’s planned FSP reactor was proposed under the first Trump administration’s lunar initiatives and relies on a fast neutron ...

Where appropriate, IAEA supports countries in the development of neutron sources (research reactors or accelerators) and provides a coordinating role in technology development. One example is a ...