98
39
Y


Basic Info

Fission Yield

element 		Information about Yttrium-98:

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

    Atomic Mass:97.922220±0.000026amu
    Excess Mass (Δ):-72.452035±0.024006MeV
    Binding Energy:832.929888±0.024006MeV
    β- Decay Energy:8.824189±0.014569MeV
"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: (0)-
  • Half life: 0.548 s ( 0.548 sec., λ = 1.26487 s-1)
  • Mode of decay:
    β-
     to
    98
    40
    Zr
       (Q = 8.824 MeV)
  • Mode of decay: β- +
    1
    0
    n to
    97
    40
    Zr
       (Q = 2.426 MeV)   Branch ratio: 0.33 %
    Meta state at 0.410 Mev
  • Spin: (4,5) 0.548
  • Half life: 2.0 s ( 2 sec., λ = 0.346574 s-1)
  • Mode of decay:
    β-
     to
    98
    40
    Zr
       (Q = 9.234 MeV)   Branch ratio: 90.00 %
  • Mode of decay: γ (IT) to
    98
    39
    Y
       (Q = 0.410 MeV)   Branch ratio: <20.00 %
  • Mode of decay: β- +
    1
    0
    n to
    97
    40
    Zr
       (Q = 2.836 MeV)   Branch ratio: 3.40 %

  • Possible parent nuclides:
    β- from
    98
    38
    Sr
    β- +
    1
    0
    n from
    99
    38
    Sr
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)