79-Au-198
Spin
Level energy(keV) Spin & Parity
----------------------------------------
ground state 2-
8.11700E+02 (12-)
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)
197.968242420 ± 0.000000698 (amu) [mass excess = -29581.995 ± 0.651 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
1372.852 ± 0.535 (keV)
Strong Gamma-rays from Decay of Au-198 (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
----------------------------------------------------------
411.80 95.62 B-
675.88 0.81 B-
1087.68 0.16 B-
----------------------------------------------------------
97.21 68.8 IT
180.31 49.47 IT
214.89 77.3 IT
----------------------------------------------------------
*: 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
B- 2.6947 D 3
IT 2.272 D 16
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0
Au-197 (Z= 79, A=197), MT=102 (n,γ)
Hg-198 (Z= 80, A=198), MT=103 (n,p)
Hg-199 (Z= 80, A=199), MT= 28 (n,np)
Hg-199 (Z= 80, A=199), MT=104 (n,d)