Lifetime of theState of He
- 30 March 1970
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 24 (13) , 703-705
- https://doi.org/10.1103/physrevlett.24.703
Abstract
A traveling Auger detector is used to measure the attenuation of a cooled thermal beam of He atoms in a vacuum of 1× Torr. Its velocity is determined by a time-of-flight technique. The lifetime obtained is (38 ± 8)× sec.
Keywords
This publication has 5 references indexed in Scilit:
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- Lifetime of theState of HePhysical Review Letters, 1968
- Two-photon Decay of Singlet Metastable HeliumMonthly Notices of the Royal Astronomical Society, 1966
- Quantitative Measurements of Double-Photon Absorption in the Polycyclic Benzene Ring CompoundsPhysical Review Letters, 1965
- Metastability of Hydrogen and Helium Levels.The Astrophysical Journal, 1940