Nuclear & Radiochemistry
3 terms
Magic Numbers
Nuclear & Radiochemistry
Dimensionless
Particular numbers of protons or neutrons that give a nucleus exceptional stability.
2, 8, 20, 28, 50, 82, 126
Mass Defect
Nuclear & Radiochemistry
u
The difference between the mass of a nucleus and the sum of the masses of its constituent nucleons.
Δm = Zm_p + Nm_n − m_nucleus
Moderator
Nuclear & Radiochemistry
Dimensionless
A material used in a reactor to slow fast neutrons to energies at which fission is far more probable.