YUSHARDI, Yushardi; SUPRIADI, Bambang; D S TRESNOWATI, D S Tresnowati; RIDLO, Zainur Rasyid (Journal of Physics: Conference Series, 2020-06-19)
Radioactive elements are elements whose isotopes have unstable nuclei, so they
have the possibility to emit radiation through the decay process. Thorium-232 is one of the
most stable radioactive elements with isotopes ...