Information about Cesium-148:


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Mass-Energy Data:

Atomic Mass:	147.948900	±	0.000631	amu
Excess Mass (Δ):	-47.599766	±	0.587885	MeV
Binding Energy:	1199.126104	±	0.587885	MeV
β^- Decay Energy:	10.448718	±	0.604525	MeV

"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.

Radioactive Decay Data:

Half life: 140 ms ( 0.14 sec., λ = 4.95105 s^-1)
Mode of decay:
β^-
to
148
56
Ba
(Q = 10.500 MeV)
Mode of decay: β^- +
1
0
n to
147
56
Ba
(Q = 10.500 MeV) Branch ratio: 25.1 %

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)