Assertion: gamma ray's energy | /r/CapableOf | rise to sharp maxima
Facets:
value: at the ‘magic’ numbers
type: OTHER
Source sentences:
text: The energy of the first 2+ state is known5 to be a smooth function of proton or neutron number, having broad minima in between the numbers 50, 82 and 126 (the ‘magic’ numbers or closed shells of the nuclear shell model) and rising to sharp maxima at the ‘magic’ numbers.