68-Er-151
Spin
Level energy(keV) Spin & Parity
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ground state (7/2-)
2.58600E+03 (27/2-)
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)
150.937448567 ± 0.000017681 (amu) [mass excess = -58266.284 ± 16.470 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
-7488.567 ± 25.648 (keV)
Strong Gamma-rays from Decay of Er-151 (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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256.5 17.06 EC
638.3 32.8 EC
667.2 16.73 EC
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288.7 86.27 IT
1098.9 86.37 IT
1140.2 86.97 IT
296.9 3.7 EC
597.4 4.4 EC
789.3 5.1 EC
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1099.9 -- IT
1140.2 -- IT
1244.1 -- 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 23.5 S 20
EC 0.58 S 2
IT 0.58 S 2
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0