Not exact matches
The idea is that
while the or - ganism was alive it had a known amount of each type of carbon, but that once it has died, the amount of one type of carbon decreases at a known rate through a process of
radioactive decay.
«I have done a terrible thing,» wrote physicist Wolfgang Pauli in 1930
while investigating a type of
radioactive decay.
For example, an electron neutrino — more precisely, an electron antineutrino — emerges when an atomic nucleus such as tritium undergoes a type of
radioactive decay called «β
decay» and turns into a slightly less massive helium - 3 nucleus
while spitting out an electron and an antineutrino.
(All organisms take in carbon - 14, a rare
radioactive isotope,
while they are living; when they die, the carbon
decays at a steady rate.
While the tremendous increase in luminosity is given by energy liberated by the explosion, its gradually fading light is fueled by
radioactive cobalt
decaying into iron.
While iodine can be
radioactive, it normally
decays quickly and becomes stable again.