61-Pm-156
Spin
Level energy(keV) Spin & Parity
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ground state(+X) 4-
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)
155.931117516 ± 0.000003898 (amu) [mass excess = -64163.620 ± 3.631 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
5199.086 ± 10.035 (keV)
Strong Gamma-rays from Decay of Pm-156 (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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117.42 13.8 B-
173.75 52. B-
1147.84 20.5 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- 26.70 S 10
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0
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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Pm-156 U-235 Thermal 7.052770e-05 4.513770e-05
Pm-156 U-235 Fast 8.696040e-05 5.565470e-05
Pm-156 U-235 High 2.566120e-04 1.642320e-04
Pm-156 U-238 Fast 2.265640e-04 1.450010e-04
Pm-156 U-238 High 5.868480e-04 3.755830e-04
Pm-156 Pu-239 Thermal 6.212520e-04 3.976010e-04
Pm-156 Pu-239 Fast 7.244620e-04 4.636560e-04
Pm-156 Pu-239 High 5.390900e-04 3.450180e-04
Pm-156 Pu-241 Thermal 8.603180e-04 5.506040e-04
Pm-156 Pu-241 Fast 1.260240e-03 8.065560e-04
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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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Pm-156 U-235 Thermal 1.178800e-04 5.312800e-05
Pm-156 U-235 Fast 1.790740e-04 4.127240e-05
Pm-156 U-235 High 2.898210e-04 1.852140e-04
Pm-156 U-238 Fast 7.485130e-04 5.986020e-05
Pm-156 U-238 High 1.057400e-03 2.429390e-04
Pm-156 Pu-239 Thermal 7.826480e-04 5.008950e-04
Pm-156 Pu-239 Fast 8.819170e-04 5.644270e-04
Pm-156 Pu-239 High 5.750330e-04 3.677820e-04
Pm-156 Pu-241 Thermal 1.609770e-03 2.575230e-04
Pm-156 Pu-241 Fast 2.096380e-03 1.341680e-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