element
Information about Silicon-31:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:30.975363±0.000000amu
    Excess Mass (Δ):-22.948958±0.000065MeV
    Binding Energy:262.207017±0.000077MeV
    β- Decay Energy:1.492032±0.000195MeV
"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: 157.3 min ( 9438 sec., λ = 7.34422×10-05 s-1)
  • Mode of decay:
    β-
    to
    31
    15
    P
      (Q = 1.492 MeV)

  • Possible parent nuclides:
    β- from
    31
    13
    Al
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)