Half-life
= Half-life
{title2=$t_{1/2}$}
{wiki}
The half-life is the time at which an exponentially decaying quantity reaches half its initial value. For decay rate $\gamma$,
$$
t_{1/2}=\frac{\log 2}{\gamma}.
$$
= Half-life
{title2=$t_{1/2}$}
{wiki}
The half-life is the time at which an exponentially decaying quantity reaches half its initial value. For decay rate $\gamma$,
$$
t_{1/2}=\frac{\log 2}{\gamma}.
$$