4-Be-12
 basic

 element
4-beryllium-12

  • Atomic Mass: 12.0269206 +- 0.0000161 amu
  • Excess Mass: 25076.402 +- 15.005 keV
  • Binding Energy: 68650.058 +- 15.005 keV
  • Beta Decay Energy: B- 11707.501 +- 15.071 keV
"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.
  • Spin: 0+
  • Half life: 23.6 ms
  • Mode of decay: Beta to B-12
    • Decay energy: 11.708 MeV
  • Mode of decay: Beta + Neutron to B-11
    • Branch ratio: <1.0 %
    • Decay energy: 8.337 MeV

  • Possible parent nuclides:
    Neutron emission from Be-13
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)