51-Sb-125
Spin
Level energy(keV) Spin & Parity
----------------------------------------
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)
124.905253007 ± 0.000002791 (amu) [mass excess = -88256.255 ± 2.600 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
766.700 ± 2.121 (keV)
Strong Gamma-rays from Decay of Sb-125 (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
----------------------------------------------------------
902. -- IT
1067. -- IT
1089. -- IT
----------------------------------------------------------
427.87 29.6 B-
600.60 17.65 B-
635.95 11.22 B-
----------------------------------------------------------
*: 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- 2.75856 Y 25
Cross Sections (taken from JENDL-4.0)
Table of cross sections, Sb-125.
Figures of cross sections, Sb-125: type-1: type-2: type-3.
type-1: total, elastic and inelastic scattering, capture and fision cross sections
type-2: same as type-1 but cross sections are averaged in 70 energy group intervals
type-3: threshold reaction cross sections
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0
Sb-124 (Z= 51, A=124), MT=102 (n,γ)
Sb-125 (Z= 51, A=125), MT= 2 (Elastic scattering)
Sb-125 (Z= 51, A=125), MT= 4 (Inelastic scattering)
Sb-126 (Z= 51, A=126), MT= 16 (n,2n)
Te-125 (Z= 52, A=125), MT=103 (n,p)
Te-126 (Z= 52, A=126), MT= 28 (n,np)
Te-126 (Z= 52, A=126), MT=104 (n,d)
Te-127 (Z= 52, A=127), MT= 32 (n,nd)
Te-127 (Z= 52, A=127), MT=105 (n,t)
I -127 (Z= 53, A=127), MT=106 (n,3He)
I -129 (Z= 53, A=129), MT= 22 (n,nα)
Cs-133 (Z= 55, A=133), MT= 29 (n,n2α)
Cs-134 (Z= 55, A=134), 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)
-----------------------------------------------------------
Sb-125 U-235 Thermal 2.735650e-07 1.750820e-07
Sb-125 U-235 Fast 3.792170e-07 2.426990e-07
Sb-125 U-235 High 3.308640e-04 2.117520e-04
Sb-125 U-238 Fast 1.530570e-06 9.795650e-07
Sb-125 U-238 High 2.124310e-05 1.359560e-05
Sb-125 Pu-239 Thermal 6.578960e-06 4.210540e-06
Sb-125 Pu-239 Fast 9.368490e-06 5.995820e-06
Sb-125 Pu-239 High 2.060130e-03 1.318490e-03
Sb-125 Pu-241 Thermal 2.850460e-07 1.824300e-07
Sb-125 Pu-241 Fast 1.988500e-06 1.272640e-06
-----------------------------------------------------------
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-125 U-235 Thermal 3.396640e-04 9.540350e-06
Sb-125 U-235 Fast 6.788980e-04 5.444140e-05
Sb-125 U-235 High 1.462080e-02 2.336190e-03
Sb-125 U-238 Fast 4.853490e-04 3.881950e-05
Sb-125 U-238 High 1.196590e-02 7.178020e-04
Sb-125 Pu-239 Thermal 1.116410e-03 8.932630e-05
Sb-125 Pu-239 Fast 1.778170e-03 1.956270e-04
Sb-125 Pu-239 High 1.949800e-02 2.143460e-03
Sb-125 Pu-241 Thermal 4.690910e-04 5.159120e-05
Sb-125 Pu-241 Fast 1.510010e-03 4.835720e-04
-----------------------------------------------------------
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