Directory
References
Discover
actinium-227
chemical isotope
Learn about this topic in these articles:
actinium
- In actinium
…common isotope of actinium is actinium-227; the others, natural and artificial, are too short-lived to accumulate in macroscopic quantity. Actinium-227, which is one of the decay products of uranium-235, has a 21.8-year half-life and in turn decays almost entirely to thorium-227, but about 1 percent decays to francium-223. This whole…
Read More