element
Information about Argon-42:

WikipediaNeutron Cross SectionsX-Ray TransitionsX-Ray Attenuation

    Mass-Energy Data:

    Atomic Mass:41.963046±0.000043amu
    Excess Mass (Δ):-34.422065±0.040000MeV
    Binding Energy:359.335261±0.040000MeV
    β- Decay Energy:0.599255±0.040001MeV
"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: 32.9 years ( 1.03767×10+09 sec., λ = 6.67987×10-10 s-1)
  • Mode of decay:
    β-
    to
    42
    19
    K
      (Q = 0.600 MeV)

  • Possible parent nuclides:
    β- from
    42
    17
    Cl
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)