51-Sb-120
Spin
Level energy(keV) Spin & Parity
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ground state 1+
ground state(+X) 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)
119.905079385 ± 0.000007726 (amu) [mass excess = -88417.983 ± 7.197 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
950.204 ± 7.823 (keV)
Strong Gamma-rays from Decay of Sb-120 (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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703.8 0.15 B+
988.6 0.06 B+
1171.2 1.69 B+
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197.3 87. EC
1023.3 99.4 EC
1171.7 100. 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
B+ 15.89 M 4
EC 5.76 D 2
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0
Sb-121 (Z= 51, A=121), MT= 16 (n,2n)
Te-120 (Z= 52, A=120), MT=103 (n,p)
Te-122 (Z= 52, A=122), MT=105 (n,t)
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-120 U-235 Thermal 9.083930e-13 5.813720e-13
Sb-120 U-235 Fast 2.702180e-12 1.729400e-12
Sb-120 U-235 High 1.117820e-09 7.154080e-10
Sb-120 U-238 Fast 1.679890e-14 1.075130e-14
Sb-120 U-238 High 2.566890e-12 1.642820e-12
Sb-120 Pu-239 Thermal 1.726070e-10 1.104690e-10
Sb-120 Pu-239 Fast 3.443980e-10 2.204150e-10
Sb-120 Pu-239 High 9.423350e-08 6.030940e-08
Sb-120 Pu-241 Thermal 7.629340e-13 4.882790e-13
Sb-120 Pu-241 Fast 3.647500e-12 2.334400e-12
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Sb-120m U-235 Thermal 1.291110e-12 8.263060e-13
Sb-120m U-235 Fast 4.522900e-12 2.894650e-12
Sb-120m U-235 High 3.198090e-09 2.046780e-09
Sb-120m U-238 Fast 2.811790e-14 1.799540e-14
Sb-120m U-238 High 7.343890e-12 4.700090e-12
Sb-120m Pu-239 Thermal 2.453270e-10 1.570090e-10
Sb-120m Pu-239 Fast 5.764530e-10 3.689290e-10
Sb-120m Pu-239 High 2.696020e-07 1.725460e-07
Sb-120m Pu-241 Thermal 1.084360e-12 6.939920e-13
Sb-120m Pu-241 Fast 6.105170e-12 3.907310e-12
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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)
-----------------------------------------------------------
Sb-120 U-235 Thermal 9.083930e-13 5.813720e-13
Sb-120 U-235 Fast 2.702180e-12 1.729400e-12
Sb-120 U-235 High 1.117820e-09 7.143490e-10
Sb-120 U-238 Fast 1.679890e-14 1.074740e-14
Sb-120 U-238 High 2.566890e-12 1.641040e-12
Sb-120 Pu-239 Thermal 1.726070e-10 1.104690e-10
Sb-120 Pu-239 Fast 3.443980e-10 2.204150e-10
Sb-120 Pu-239 High 9.423350e-08 6.027040e-08
Sb-120 Pu-241 Thermal 7.629340e-13 4.881990e-13
Sb-120 Pu-241 Fast 3.647500e-12 2.334400e-12
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Sb-120m U-235 Thermal 1.291110e-12 8.263060e-13
Sb-120m U-235 Fast 4.522900e-12 2.894650e-12
Sb-120m U-235 High 3.198090e-09 2.043750e-09
Sb-120m U-238 Fast 2.811790e-14 1.798880e-14
Sb-120m U-238 High 7.343890e-12 4.695000e-12
Sb-120m Pu-239 Thermal 2.453270e-10 1.570090e-10
Sb-120m Pu-239 Fast 5.764530e-10 3.689290e-10
Sb-120m Pu-239 High 2.696020e-07 1.724340e-07
Sb-120m Pu-241 Thermal 1.084360e-12 6.938800e-13
Sb-120m Pu-241 Fast 6.105170e-12 3.907310e-12
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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