53-I-123
Spin
Level energy(keV) Spin & Parity
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ground state 5/2+
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)
122.905588537 ± 0.000004015 (amu) [mass excess = -87943.711 ± 3.741 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
-2695.017 ± 9.691 (keV)
Strong Gamma-rays from Decay of I-123 (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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158.97 83.3 EC
440.02 0.43 EC
528.96 1.39 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 13.2234 H 19
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0
Xe-124 (Z= 54, A=124), MT= 28 (n,np)
Xe-124 (Z= 54, A=124), MT=104 (n,d)
Fission Yields for Fission Products in JENDL-4.0 Fission Yield Data
- Neutron-induced Fission Yields (from main actinide nuclides) - Independent Fission Yield -
Product Nuclide Energy Fission Yield Uncertainty(1σ)
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I-123 U-235 High 1.662280e-12 1.063860e-12
I-123 Pu-239 Thermal 1.159820e-12 7.422830e-13
I-123 Pu-239 Fast 2.579580e-12 1.650930e-12
I-123 Pu-239 High 7.204670e-10 4.610990e-10
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Thermal=0.0253eV, Fast=500keV(Fast reactor spectrum), High=14MeV
- Neutron-induced Fission Yields (from main actinide nuclides) - Cumulative Fission Yield -
Product Nuclide Energy Fission Yield Uncertainty(1σ)
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I-123 U-235 High 1.662280e-12 1.062280e-12
I-123 Pu-239 Thermal 1.159820e-12 7.422830e-13
I-123 Pu-239 Fast 2.579580e-12 1.650930e-12
I-123 Pu-239 High 7.204670e-10 4.608000e-10
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Thermal=0.0253eV, Fast=500keV(Fast reactor spectrum), High=14MeV
→ Neutron-induced and Spontaneous Fission Yields of all nuclides in JENDL-4.0 Fission Yield Data