105-Db-257
basic
element
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105-dubnium-257
- Atomic Mass: 257.1078580 +- 0.0002500 amu #
- Excess Mass: 100469.000 +- 233.000 keV #
- Binding Energy: 1891713.000 +- 233.000 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: 1.3 s
- Mode of decay: Alpha to Lr-253
- Branch ratio: 82.00 %
- Decay energy: 9.310 MeV
- Mode of decay: SF
- Mode of decay: EC to Rf-257
- Branch ratio: 1.00 %
- Decay energy: 4.300 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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