51-Sb-127
Spin
Level energy(keV) Spin & Parity
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ground state 7/2+
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)
126.906924278 ± 0.000005503 (amu) [mass excess = -86699.477 ± 5.126 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
1582.183 ± 4.913 (keV)
Strong Gamma-rays from Decay of Sb-127 (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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473.0 25.8 B-
685.7 36.8 B-
783.7 15.12 B-
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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
B- 3.85 D 5
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0
Sb-126 (Z= 51, A=126), MT=102 (n,γ)
Te-127 (Z= 52, A=127), MT=103 (n,p)
Te-128 (Z= 52, A=128), MT= 28 (n,np)
Te-128 (Z= 52, A=128), MT=104 (n,d)
Te-129 (Z= 52, A=129), MT= 32 (n,nd)
Te-129 (Z= 52, A=129), MT=105 (n,t)
I -130 (Z= 53, A=130), MT=107 (n,α)
I -131 (Z= 53, A=131), MT= 22 (n,nα)
Cs-134 (Z= 55, A=134), MT=108 (n,2α)
Cs-135 (Z= 55, A=135), MT= 29 (n,n2α)
Cs-136 (Z= 55, A=136), MT= 30 (n,2n2α)
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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Sb-127 U-235 Thermal 7.078730e-05 1.628100e-05
Sb-127 U-235 Fast 2.468900e-05 1.580100e-05
Sb-127 U-235 High 4.412260e-03 2.823840e-03
Sb-127 U-238 Fast 2.030750e-06 1.299690e-06
Sb-127 U-238 High 6.665460e-04 4.265900e-04
Sb-127 Pu-239 Thermal 2.761570e-04 1.767400e-04
Sb-127 Pu-239 Fast 2.292430e-04 1.467160e-04
Sb-127 Pu-239 High 6.739980e-03 4.313590e-03
Sb-127 Pu-241 Thermal 3.122510e-05 1.998400e-05
Sb-127 Pu-241 Fast 5.830620e-05 3.731590e-05
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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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Sb-127 U-235 Thermal 1.569650e-03 6.278320e-05
Sb-127 U-235 Fast 3.057760e-03 8.588270e-05
Sb-127 U-235 High 2.165140e-02 8.654290e-04
Sb-127 U-238 Fast 1.364670e-03 8.177760e-05
Sb-127 U-238 High 1.496570e-02 4.196610e-04
Sb-127 Pu-239 Thermal 5.062900e-03 3.037480e-04
Sb-127 Pu-239 Fast 5.008600e-03 1.602680e-03
Sb-127 Pu-239 High 2.145210e-02 1.285980e-03
Sb-127 Pu-241 Thermal 2.325130e-03 9.295830e-05
Sb-127 Pu-241 Fast 3.319830e-03 1.494460e-03
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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