75-Re-184
Spin
Level energy(keV) Spin & Parity
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ground state 3(-)
1.88010E+02 8(+)
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)
183.952522809 ± 0.000004688 (amu) [mass excess = -44224.718 ± 4.367 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
31.925 ± 4.173 (keV)
Strong Gamma-rays from Decay of Re-184 (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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216.55 9.53 EC
252.84 10.79 EC
920.93 8.22 EC
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111.22 17.22 EC
792.07 37.68 EC
903.28 38.1 EC
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83.31 6.E-03 IT
104.74 13.58 IT
188.05 2.E-04 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 169 D 8
EC 35.4 D 7
IT 169 D 8
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0
Os-184 (Z= 76, A=184), MT=103 (n,p)
Os-186 (Z= 76, A=186), MT= 32 (n,nd)
Os-186 (Z= 76, A=186), MT= 41 (n,2np)
Os-186 (Z= 76, A=186), MT=105 (n,t)
Os-187 (Z= 76, A=187), MT= 33 (n,nt)