Information about Niobium-109:


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Mass-Energy Data:

Atomic Mass:	108.937630	±	0.000540	amu #
Excess Mass (Δ):	-58.097000	±	0.503000	MeV #
Binding Energy:	905.795000	±	0.503000	MeV #
β^- Decay Energy:	9.147000	±	0.585000	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: 0.19 s ( 0.19 sec., λ = 3.64814 s^-1)
Mode of decay: β^- to
109
42
Mo
(Q = 9.100 MeV)
Mode of decay: β^- +
1
0
n to
108
42
Mo
(Q = 5.000 MeV) Branch ratio: 31.00 %

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)