Physical ReviewElectron Emission by Metastable AtomsClifton G. FoundPublished Dec 15, 1929• 11 citationsPublisherAbstractReceived 12 December 1929DOI:https://doi.org/10.1103/PhysRev.34.1625.2©1929 American Physical SocietyDOI10.1103/physrev.34.1625.2