59-Pr-149
Spin
Level energy(keV) Spin & Parity
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ground state (5/2+)
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)
148.923736100 ± 0.000010600 (amu) [mass excess = -71039.365 ± 9.874 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
3335.913 ± 10.166 (keV)
Strong Gamma-rays from Decay of Pr-149 (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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108.51 9.5 B-
138.46 11. B-
165.08 9.9 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- 2.26 M 7
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0
Nd-150 (Z= 60, A=150), MT= 28 (n,np)
Nd-150 (Z= 60, A=150), MT=104 (n,d)
Pm-151 (Z= 61, A=151), MT=106 (n,3He)
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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Pr-149 U-235 Thermal 2.963650e-03 9.483680e-04
Pr-149 U-235 Fast 1.482740e-03 9.489530e-04
Pr-149 U-235 High 4.091110e-03 2.618300e-03
Pr-149 U-238 Fast 7.706170e-04 4.931950e-04
Pr-149 U-238 High 2.469710e-03 1.580610e-03
Pr-149 Pu-239 Thermal 5.682100e-03 2.556950e-03
Pr-149 Pu-239 Fast 5.002060e-03 2.250920e-03
Pr-149 Pu-239 High 5.791370e-03 3.706470e-03
Pr-149 Pu-241 Thermal 2.023430e-03 1.294990e-03
Pr-149 Pu-241 Fast 2.713670e-03 1.736740e-03
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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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Pr-149 U-235 Thermal 1.073050e-02 6.451330e-04
Pr-149 U-235 Fast 1.031160e-02 6.205470e-04
Pr-149 U-235 High 7.433870e-03 3.340510e-03
Pr-149 U-238 Fast 1.623290e-02 1.299920e-03
Pr-149 U-238 High 1.452570e-02 1.597070e-03
Pr-149 Pu-239 Thermal 1.166250e-02 1.283120e-03
Pr-149 Pu-239 Fast 1.180490e-02 1.298790e-03
Pr-149 Pu-239 High 8.070140e-03 3.629300e-03
Pr-149 Pu-241 Thermal 1.469730e-02 1.176000e-03
Pr-149 Pu-241 Fast 1.449220e-02 1.595810e-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