Phys. Rev. C 60, 034608 (1999) [12 pages]Measurement of the screening potential in 3H β decayReceived 11 September 1998; published 9 August 1999 A gas proportional chamber has been employed to make precise observations of the low-energy portion of the 3H β spectrum in methane molecules. This spectrum has been well fit to the combination of an electron screening potential of 76±4 (stat) ±9 (sys) eV, simultaneously with -22±3 (stat) ±9 (sys) eV of molecular neutralization energy recovered in ionization of the gas. Both of these values are consistent with expectations based on self-consistent field predictions. © 1999 The American Physical Society URL:
http://link.aps.org/doi/10.1103/PhysRevC.60.034608
DOI:
10.1103/PhysRevC.60.034608
PACS:
23.40.-s
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