Time of Maximum Daughter Activity
In transient equilibrium, the daughter activity increases and eventually reaches a maximum value that can exceed the parent activity. The time of maximum activity is given by:
- ,
where and are the half-lives of the parent and daughter, respectively. In the case of - generator, the time of maximum activity is approximately 24 hours which makes it convenient for medical use.
Read more about this topic: Transient Equilibrium
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