34-Se-73
Spin
Level energy(keV) Spin & Parity
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ground state 9/2+
2.57100E+01 3/2-
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)
72.926754882 ± 0.000007969 (amu) [mass excess = -68227.388 ± 7.424 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
-4579.803 ± 10.388 (keV)
Strong Gamma-rays from Decay of Se- 73 (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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25.71 0.01 IT
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67.07 69.84 EC
361.2 97. EC
~ 510. 0.27 EC
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67.07 2.59 EC
84.0 2.03 EC
253.70 2.36 EC
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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 39.8 M 13
EC 7.15 H 8
IT 39.8 M 13
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0
Se- 74 (Z= 34, A= 74), MT= 16 (n,2n)