55-cesium-150

Atomic Mass: 149.9579700 +- 0.0005400 amu #
Excess Mass: -39151.000 +- 503.000 keV #
Binding Energy: 1206820.000 +- 503.000 keV #
Beta Decay Energy: B- 11504.000 +- 711.000 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.

Half life: >50 ms
Mode of decay: Beta to Ba-150
- Decay energy: 11.500 MeV
Mode of decay: Beta + Neutron to Ba-149
- Decay energy: 6.400 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)