alpha decay anion atom-chipping atom-smashing atomic disintegration atomic reaction atomization beta decay bombardment breeding bullet cation chain reaction cleavage disintegration series dissociation electrocoating electroetching electrogalvanization electrogilding electrograving electrolysis electrolyte electroplating exchange reaction fission fission reaction galvanization gamma decay ion ionogen neutron reaction nonelectrolyte nonreversible reaction nuclear fission nucleization photodisintegration proton gun proton reaction reversible reaction splitting the atom stimulation target thermonuclear reaction