EntityQ902157· pop 24· linked from 190 articlesproton emissionSign in to saveradioactive decay where a proton is ejected from the nucleusConnectionsneutronEntityatomic nucleusEntitynuclideEntitynuclear isomerEntitystable isotopeEntityneutron numberEntityQ7186EntityQ7085EntityErnest RutherfordEntityEnrico FermiEntityInternational Standard Book NumberEntityprotonEntityatomic numberEntityPierre CurieEntityJ. Robert OppenheimerPersonisotopeEntityJ. J. ThomsonEntityCaenEntitynuclear fissionEntityHenri BecquerelEntityCategoriesNuclear physicsProtonRadioactivity