Unit III

UNIT III PRINCIPLES OF RADIOACTIVE NUCLIDES (Regulation 2013)

Radioactive Decay – Spontaneous Emission – Isometric Transition – Gamma ray emission, alpha,beta, Positron decay, electron capture, Sources of Radioisotopes Natural and Artificial radioactivity,Radionuclide used in Medicine and Technology ,Decay series, Production of radionuclides –Cyclotron produced Radionuclide- Reactor produced Radio- nuclide-fission and electron Capturereaction, radionuclide Generator-Technetium generator.