99-Es-245  basic  element

99-einsteinium-245 Atomic Mass: 245.0713170 +- 0.0002150 amu # Excess Mass: 66432.000 +- 200.000 keV # Binding Energy: 1833589.000 +- 200.000 keV # Beta Decay Energy: B- -3780.000 +- 340.000 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: 1.1 min Mode of decay: Electron capture to Cf-245 Branch ratio: 60.00 % Decay energy: 3.050 MeV Mode of decay: Alpha to Bk-241 Branch ratio: 40.00 % Decay energy: 7.909 MeV Possible parent nuclides: Alpha from Md-249 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)