83-Bi-207
Spin
Level energy(keV) Spin & Parity
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ground state 9/2-
Mass (The Ame2012 atomic mass evaluation (II) by M.Wang, G.Audi, A.H.Wapstra, F.G.Kondev, M.MacCormick, X.Xu, and B.Pfeiffer
Chinese Physics C36 p. 1603-2014, December 2012)
206.978471022 ± 0.000002624 (amu) [mass excess = -20054.113 ± 2.445 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
-2908.813 ± 6.614 (keV)
Strong Gamma-rays from Decay of Bi-207 (Compiled from ENSDF as of March 2011)
[ Intensities before May 23th of 2013 were values when total intensity of the decay mode was 100(%) and a branching ratio of each decay mode was not multiplied. ]
γ-ray energy(keV) Intensity(%) Decay mode
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569.70 97.75 EC
1063.66 74.5 EC
1770.23 6.87 EC
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456.1 50.47 IT
669.5 63.86 IT
713.5 40.17 IT
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*: relative, ~ approximate, ? calculated or estimatted
>: greater than or equal to, <: less than or equal to
[ Intensities; total intensity of the nuclide is 100(%). ]
Decay data(Chart of the Nuclides 2014)
Decay mode Half-life
EC 31.55 Y 4
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0
Bi-209 (Z= 83, A=209), MT= 17 (n,3n)