81-Tl-194
Spin
Level energy(keV) Spin & Parity
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ground state 2-
2.50000E+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)
193.971081412 ± 0.000015000 (amu) [mass excess = -26937.491 ± 13.972 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
-2730.058 ± 22.348 (keV)
Strong Gamma-rays from Decay of Tl-194 (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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428.20 98.8 EC
636.30 98.8 EC
749.0 76. EC
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427.91 75. EC
636.34 9.1 EC
645.18 10.8 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 32.8 M 2
EC 33.0 M 5
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0