An Introduction to Modern Astrophysics · Problem 15.4

The Degenerate Remnants of Stars — Carroll & Ostlie

Physics — Astrophysics · radioactive-decay

Problem

(a) Show that the amount of radioactive material remaining in an initially pure sample is given by Eq. (15.10). (b) Prove that

\lambda = \frac{\ln 2}{\tau_{1/2}}.