element
Information about Rutherfordium-255:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:255.101492±0.000222amu #
    Excess Mass (Δ):94.539000±0.207000MeV #
    Binding Energy:1882.284000±0.207000MeV #
    β- Decay Energy:-5.502000±0.471000MeV #
"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.
Radioactive Decay Data:

  • Spin: (9/2-)
  • Half life: 1.5 s ( 1.5 sec., λ = 0.462098 s-1)
  • Mode of decay: SF   Branch ratio: 52.00 %
  • Mode of decay: α to
    251
    102
    No
      (Q = 9.300 MeV)   Branch ratio: 48.00 %
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)