55-cesium-147

Atomic Mass: 146.9438644 +- 0.0001613 amu
Excess Mass: -52289.934 +- 150.245 keV
Binding Energy: 1195744.949 +- 150.246 keV
Beta Decay Energy: B- 9195.630 +- 176.275 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: 0.235 s
Mode of decay: Beta to Ba-147
- Decay energy: 9.250 MeV
Mode of decay: Beta + Neutron to Ba-146
- Branch ratio: 28.50 %
- Decay energy: 4.740 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)