62-Sm-143
Spin
Level energy(keV) Spin & Parity
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ground state 3/2+
7.53990E+02 11/2-
2.79380E+03 23/2-
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)
142.914635303 ± 0.000003262 (amu) [mass excess = -79516.703 ± 3.039 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
-5275.403 ± 11.398 (keV)
Strong Gamma-rays from Decay of Sm-143 (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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1056.58 1.9 EC
1173.18 0.42 EC
1514.98 0.66 EC
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271.8 -- EC
689. 0.19 EC
963. 0.04 EC
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76.5 26. IT
208.0 52. IT
1573.4 67. IT
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754.4 89.88 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 8.75 M 8
EC 66 S 2
IT 30 MS 3
IT 66 S 2
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0
Sm-144 (Z= 62, A=144), MT= 16 (n,2n)