nucleonics

Noun
  1. associated with:
    • cross section - (physics) the probability that a particular interaction (as capture or ionization) will take place between particles; measured in barns
    • b, barn - (physics) a unit of nuclear cross section; the effective circular area that one particle presents to another as a target for an encounter
    is a type of: natural philosophy, physics - the science of matter and energy and their interactions
    has: atomic theory - a theory of the structure of the atom
    same as: atomic physics, nuclear physics

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