Assertion: decay's life | /r/HasProperty | nucleus
Facets:
Source sentences:
text: If the creation rate of alphas at the surface of the nucleus is , then the probability per second of one of these escaping to the classical turning radius is , and the mean life of the unstable parent nucleus is the inverse of this, or .
text: , then the probability per second of one of these escaping to the classical turning radius is , and the mean life of the unstable parent nucleus is the inverse of this, or .