91-Pa-220
basic
element
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91-protactinium-220
- Atomic Mass: 220.0218765 +- 0.0000610 amu
- Excess Mass: 20377.819 +- 56.838 keV
- Binding Energy: 1684119.039 +- 56.839 keV
- Beta Decay Energy: B- -2641.000 +- 209.000 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.
- Half life: 0.78 us
- Mode of decay: Alpha to Ac-216
- Mode of decay: EC to Th-220
- Branch ratio: 3.0E-7 %
- Decay energy: 5.720 MeV
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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