Astatine is one of the least-studied elements of the periodic table, because all isotopes of astatine are unstable, with the longest half-life barely exceeding 8 hours. Thus, only radiochemists at the ...

In targeted alpha-particle therapy, actinium-225 (Ac-225) has emerged as a prominent radionuclide due to its potential for clinical application in therapeutic settings. Ac-225 undergoes decay with the ...