55-Cs-147
Spin
Level energy(keV) Spin & Parity
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ground state (3/2+)
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)
146.944156156 ± 0.000056915 (amu) [mass excess = -52018.205 ± 53.016 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
8245.824 ± 56.575 (keV)
Strong Gamma-rays from Decay of Cs-147 (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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85.4 *100. B-
109.8 * 82.6 B-
245.9 * 86. 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- 230 MS 1
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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Cs-147 U-235 Thermal 2.234790e-05 1.430260e-05
Cs-147 U-235 Fast 2.455470e-05 1.571500e-05
Cs-147 U-235 High 1.451240e-06 9.287950e-07
Cs-147 U-238 Fast 1.438700e-04 9.207630e-05
Cs-147 U-238 High 1.041320e-04 6.664470e-05
Cs-147 Pu-239 Thermal 3.447950e-07 2.206690e-07
Cs-147 Pu-239 Fast 3.269100e-07 2.092230e-07
Cs-147 Pu-239 High 5.941300e-07 3.802440e-07
Cs-147 Pu-241 Thermal 3.809300e-05 2.437960e-05
Cs-147 Pu-241 Fast 2.893920e-05 1.852110e-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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Cs-147 U-235 Thermal 2.236570e-05 1.431400e-05
Cs-147 U-235 Fast 2.457710e-05 1.572940e-05
Cs-147 U-235 High 1.451850e-06 9.278090e-07
Cs-147 U-238 Fast 1.440340e-04 9.214800e-05
Cs-147 U-238 High 1.044170e-04 6.675470e-05
Cs-147 Pu-239 Thermal 3.448200e-07 2.206850e-07
Cs-147 Pu-239 Fast 3.269350e-07 2.092390e-07
Cs-147 Pu-239 High 5.946760e-07 3.803460e-07
Cs-147 Pu-241 Thermal 3.812750e-05 2.439760e-05
Cs-147 Pu-241 Fast 2.897020e-05 1.854100e-05
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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