51
20
Ca
element 		Information about Calcium-51:

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

    Atomic Mass:50.961474±0.000098amu
    Excess Mass (Δ):-35.886511±0.090963MeV
    Binding Energy:431.876906±0.090963MeV
    β- Decay Energy:7.332289±0.093054MeV
"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: (3/2-)
  • Half life: 10.0 s ( 10 sec., λ = 0.0693147 s-1)
  • Mode of decay:
    β-
     to
    51
    21
    Sc
       (Q = 7.330 MeV)
  • Mode of decay: β- +
    1
    0
    n to
    50
    21
    Sc
       (Q = 0.580 MeV)

  • Possible parent nuclides:
    β- from
    51
    19
    K
    β- +
    1
    0
    n from
    52
    19
    K
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)