101-Md-258
basic
element
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101-mendelevium-258
- Atomic Mass: 258.0984253 +- 0.0000051 amu
- Excess Mass: 91682.582 +- 4.765 keV
- Binding Energy: 1911701.009 +- 4.778 keV
- Beta Decay Energy: B- 209.000 +- 200.000 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.
- Spin: (1-)
- Half life: 60 min
- Mode of decay: Electron capture to Fm-258
- Branch ratio: ~100.00 %
- Decay energy: 1.260 MeV
Meta state at 0.000 Mev
- Spin: (8-)
- Half life: 51.5 d
- Mode of decay: Alpha to Es-254
- Mode of decay: SF
- Branch ratio: <=0.003 %
- Decay energy: 3 7.271 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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