A rod- or plate-shaped arrangement to control the reactivityMeasure of the deviation of a reactor from critical (self-su... variations of a nuclear reactorSee 'reactor'.. The control rod consists of neutron-absorbing material (cadmium, boron, etc.).
A rod- or plate-shaped arrangement to control the reactivityMeasure of the deviation of a reactor from critical (self-su... variations of a nuclear reactorSee 'reactor'.. The control rod consists of neutron-absorbing material (cadmium, boron, etc.).