93-Np-240
basic
element
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93-neptunium-240
- Atomic Mass: 240.0561688 +- 0.0000163 amu
- Excess Mass: 52320.918 +- 15.154 keV
- Binding Energy: 1812037.689 +- 15.158 keV
- Beta Decay Energy: B- 2199.599 +- 15.029 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.
- Spin: (5+)
- Half life: 61.9 min
- Mode of decay: Beta to Pu-240
Meta state at 0.000 Mev
- Spin: 1(+)
- Half life: 7.22 min
- Mode of decay: Beta to Pu-240
- Branch ratio: 99.89 %
- Decay energy: 2.200 MeV
- Possible parent nuclides:
- Beta from U-240
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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