19-K-49  basic  element

19-potassium-49 Atomic Mass: 48.9674501 +- 0.0000753 amu Excess Mass: -30320.047 +- 70.124 keV Binding Energy: 410950.150 +- 70.124 keV Beta Decay Energy: B- 10970.000 +- 70.000 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: 1.26 s Mode of decay: Beta to Ca-49 Decay energy: 10.970 MeV Mode of decay: Beta + Neutron to Ca-48 Branch ratio: 86.00 % Decay energy: 5.820 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)