A few emit auger electrons and alpha particles, and several also emit gamma rays and X-rays during their decay. The most successful metabolic radionuclide for thyroid therapy uses iodine-131 as the ...

Gamma-scintillation spectra of dust and leafy vegetable samples have all shown characteristic photopeaks of zirconium-95 + niobium-95, ruthenium-103, iodine-131 and barium-140.

Iodine-131 Used to treat thyroid gland (in the neck ... This means that the beta-decay emissions can be monitored and the data used to calculate how long it has been since the material was ...