91
44
Ru
element 		Information about Ruthenium-91:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation
    Mass-Energy Data:

    Atomic Mass:90.926377±0.000537amu
    Excess Mass (Δ):-68.578969±0.500037MeV
    Binding Energy:768.645794±0.500037MeV
    β- Decay Energy:-9.476000±0.641000MeV #
"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: 9 s ( 9 sec., λ = 0.0770164 s-1)
  • Mode of decay:
    E.C.
     to
    91
    43
    Tc
       (Q = 7.400 MeV)
    Meta state at 0.000 Mev
  • Spin: (1/2-) 9
  • Half life: 7.6 s ( 7.6 sec., λ = 0.0912036 s-1)
  • Mode of decay:
    E.C.
     to
    91
    43
    Tc
       (Q = 7.400 MeV)   Branch ratio: >0.00 %
  • Mode of decay: E.C. +
    1
    1
    p+ to
    90
    42
    Mo
       (Q = 4.300 MeV)   Branch ratio: >0.00 %
  • Mode of decay: γ (IT) to
    91
    44
    Ru
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)