Information about Lanthanum-147:


Wikipedia	Neutron Cross Sections	X-Ray Transitions	X-Ray Attenuation

Mass-Energy Data:

Atomic Mass:	146.927820	±	0.000083	amu
Excess Mass (Δ):	-67.235563	±	0.077540	MeV
Binding Energy:	1209.125872	±	0.077540	MeV
β^- Decay Energy:	4.945000	±	0.055000	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:

Spin: (5/2+)
Half life: 4.015 s ( 4.015 sec., λ = 0.172639 s^-1)
Mode of decay:
β^-
to
147
58
Ce
(Q = 4.950 MeV)
Mode of decay: β^- +
1
0
n to
146
58
Ce
(Q = 0.430 MeV) Branch ratio: 0.04 %
Possible parent nuclides:
β^- from
147
56
Ba

β^- +
1
0
n from
148
56
Ba

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)