11-Na-31
 basic

 element
11-sodium-31

  • Atomic Mass: 31.0135951 +- 0.0001767 amu
  • Excess Mass: 12663.760 +- 164.595 keV
  • Binding Energy: 228941.360 +- 164.595 keV
  • Beta Decay Energy: B- 15878.849 +- 181.173 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: 3/2+
  • Half life: 17.0 ms
  • Mode of decay: Beta to Mg-31
    • Decay energy: 15.880 MeV
  • Mode of decay: Beta + Neutron to Mg-30
    • Branch ratio: 37.00 %
    • Decay energy: 13.470 MeV
  • Mode of decay: Beta + 2 N to Mg-29
    • Branch ratio: 0.90 %
    • Decay energy: 7.180 MeV
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)
Magnetic Dipole Moments and Electric Quadrupole Moments
Ex(kev)T1/2Spin    m(nm)    Q(b)    Ref. Std.MethodReference
017 ms(3/2) +2.305(8) [23Na]"ABLS,R"PR C18 2342 (78)
N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published.  2000 Courtesy of T. Burrows at BNL/NNDC.