62-Sm-148
Spin
Level energy(keV) Spin & Parity
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ground state 0+
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)
147.914829226 ± 0.000001920 (amu) [mass excess = -79336.065 ± 1.789 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
-3036.687 ± 10.056 (keV)
Decay data(Chart of the Nuclides 2014)
Decay mode Half-life
A 7E+15 Y 2
Cross Sections (taken from JENDL-4.0)
Table of cross sections, Sm-148.
Figures of cross sections, Sm-148: 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
Sm-147 (Z= 62, A=147), MT=102 (n,γ)
Sm-148 (Z= 62, A=148), MT= 2 (Elastic scattering)
Sm-148 (Z= 62, A=148), MT= 4 (Inelastic scattering)
Sm-149 (Z= 62, A=149), MT= 16 (n,2n)
Sm-150 (Z= 62, A=150), MT= 17 (n,3n)
Sm-151 (Z= 62, A=151), MT= 37 (n,4n)
Eu-151 (Z= 63, A=151), MT= 33 (n,nt)
Gd-152 (Z= 64, A=152), MT= 22 (n,nα)
Gd-153 (Z= 64, A=153), MT= 24 (n,2nα)
Dy-156 (Z= 66, A=156), MT= 29 (n,n2α)
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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Sm-148 U-235 Thermal 1.637390e-14 1.047940e-14
Sm-148 U-235 High 1.371880e-09 8.780040e-10
Sm-148 U-238 High 3.894240e-13 2.492310e-13
Sm-148 Pu-239 Thermal 1.899700e-11 1.215810e-11
Sm-148 Pu-239 Fast 1.959690e-11 1.254200e-11
Sm-148 Pu-239 High 8.215330e-08 5.257810e-08
Sm-148 Pu-241 Fast 4.656500e-14 2.980160e-14
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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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Sm-148 U-235 Thermal 1.253170e-10 8.020290e-11
Sm-148 U-235 Fast 4.660380e-10 9.580670e-13
Sm-148 U-235 High 1.081180e-07 6.911230e-08
Sm-148 U-238 Fast 2.273850e-11 3.837030e-14
Sm-148 U-238 High 6.998010e-09 4.467260e-09
Sm-148 Pu-239 Thermal 5.760980e-08 3.686350e-08
Sm-148 Pu-239 Fast 1.532950e-07 9.791880e-08
Sm-148 Pu-239 High 2.754000e-05 1.761280e-05
Sm-148 Pu-241 Thermal 6.571060e-10 8.925080e-13
Sm-148 Pu-241 Fast 2.340290e-09 1.497600e-09
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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