Assertion: alpha decay | /r/CapableOf | happen in heavy elements
Facets:
value: those containing
type: OTHER
value: usually
type: TEMPORAL
Source sentences:
text: Alpha decay usually happens in heavy elements, those containing more neutrons and protons, such as uranium, thorium, plutonium, and radium.
text: Alpha decay usually happens in heavy elements, those containing more neutrons and protons, such as uranium, thorium, plutonium, and radium.