• nuclear physics
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  • What is the alpha decay?
    when nucleus emits an alpha particle and transforms into a different atomic nucleus
  • What is the beta plus decay?
    in which a proton inside a radionuclide nucleus is converted into a neutron while releasing a positron and an electron neutrino
  • What is the quark conversion process that lies at the heart of beta-plus decay? you can draw diagram.
    In beta plus decay an up quark changes into down quark with the emission of a positron and a neutrino,
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