83-Bi-187  basic  element

83-bismuth-187 Atomic Mass: 186.9934580 +- 0.0004070 amu # Excess Mass: -6094.000 +- 379.000 keV # Binding Energy: 1450496.000 +- 379.000 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: (9/2-) Half life: 35 ms Mode of decay: Alpha to Tl-183 Branch ratio: >50.00 % Decay energy: 7.690 MeV Meta state at 0.060 Mev Spin: (1/2+) Half life: 0.8 ms Mode of decay: Alpha to Tl-183 Branch ratio: >50.00 % Decay energy: 7.750 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)