61-Pm-140
basic
element
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61-promethium-140
- Atomic Mass: 139.9158016 +- 0.0000324 amu
- Excess Mass: -78430.247 +- 30.209 keV
- Binding Energy: 1160691.882 +- 30.210 keV
- Beta Decay Energy: B- -2970.861 +- 33.685 keV
"The 1995 update to the atomic mass evaluation" by G.Audi and A.H.Wapstra,
Nuclear Physics A595 vol. 4 p.409-480, December 25, 1995.
R.R.Kinsey, et al.,The NUDAT/PCNUDAT Program for Nuclear Data,paper submitted to the 9 th International Symposium of Capture-Gamma_raySpectroscopy and Related Topics, Budapest, Hungary, Octover 1996.Data extracted from NUDAT database (Jan. 14/1999)
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