101-Md-251
 basic

 element
101-mendelevium-251

  • Atomic Mass: 251.0849190 +- 0.0002180 amu #
  • Excess Mass: 79101.000 +- 203.000 keV #
  • Binding Energy: 1867783.000 +- 203.000 keV #
  • Beta Decay Energy: B- -3765.000 +- 272.000 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: 4.0 min
  • Mode of decay: EC to Fm-251
    • Branch ratio: >=90.00 %
    • Decay energy: 3.070 MeV
  • Mode of decay: Alpha to Es-247
    • Branch ratio: <=10.00 %
    • Decay energy: 8.020 MeV

  • Possible parent nuclides:
    Alpha from Lr-255
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)