80-Hg-197
Spin
Level energy(keV) Spin & Parity
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ground state 1/2-
2.98930E+02 13/2+
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)
196.967212847 ± 0.000003450 (amu) [mass excess = -30541.036 ± 3.214 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
-2201.161 ± 16.678 (keV)
Strong Gamma-rays from Decay of Hg-197 (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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130.2 3.17 EC
201.8 1.04 EC
279.0 70.9 EC
133.98 33.48 IT
164.97 0.26 IT
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77.35 18.7 EC
191.36 0.63 EC
268.71 0.04 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 64.14 H 5
EC 23.8 H 1
IT 23.8 H 1
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0
Hg-196 (Z= 80, A=196), MT=102 (n,γ)
Hg-198 (Z= 80, A=198), MT= 16 (n,2n)
Hg-199 (Z= 80, A=199), MT= 17 (n,3n)