Assertion: spontaneous fission | /r/HasProperty | characterized by half-life
Facets:
Source sentences:
text: Spontaneous fission is a form of radioactive decay of nuclei (see RADIOACTIVITY ) and is characterized by a half-life (the fission period).
text: Spontaneous fission is a form of radioactive decay of nuclei (see RADIOACTIVITY ) and is characterized by a half-life (the fission period).