SEARCH Articles Figures Tables Alkali ionisation potentials Benzene ionisation potential Electron ionisation potential First ionisation potentials From Ionisation Potentials Helium ionisation potential Hydrogen ionisation potential Ionisation Ionisation Potentials, Electron Affinities and Koopmans Theorem Ionisation potential energy Ionised Minimum ionisation potentials Nitrogen ionisation potential The determination of ionisation potentials Valence-state ionisation potential Vertical ionisation potentials