55-Cs-124
Spin
Level energy(keV) Spin & Parity
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ground state 1+
4.62540E+02 (7)+
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)
123.912257798 ± 0.000008914 (amu) [mass excess = -81731.334 ± 8.304 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
-2641.560 ± 15.004 (keV)
Strong Gamma-rays from Decay of Cs-124 (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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354.01 47. EC
492.55 4.23 EC
914.84 4.7 EC
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89.50 46.5 IT
96.55 45.75 IT
211.64 49.5 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 30.8 S 5
IT 6.3 S 2
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0