46-Pd-121
Spin
Level energy(keV) Spin & Parity
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ground state
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)
120.928950345 ± 0.000003600 (amu) [mass excess = -66182.327 ± 3.353 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
8220.493 ± 12.565 (keV)
Strong Gamma-rays from Decay of Pd-121 (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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135. -- IT
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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(%). ]
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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Pd-121 U-235 Thermal 4.722480e-07 3.022390e-07
Pd-121 U-235 Fast 1.037860e-06 6.642280e-07
Pd-121 U-235 High 2.682580e-04 1.716850e-04
Pd-121 U-238 Fast 2.015750e-05 1.290080e-05
Pd-121 U-238 High 8.521380e-04 5.453690e-04
Pd-121 Pu-239 Thermal 2.469610e-07 1.580550e-07
Pd-121 Pu-239 Fast 3.559430e-07 2.278030e-07
Pd-121 Pu-239 High 7.475850e-05 4.784540e-05
Pd-121 Pu-241 Thermal 1.660270e-06 1.062570e-06
Pd-121 Pu-241 Fast 5.735690e-06 3.670840e-06
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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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Pd-121 U-235 Thermal 4.723920e-07 3.023310e-07
Pd-121 U-235 Fast 1.038280e-06 6.645020e-07
Pd-121 U-235 High 2.704510e-04 1.728320e-04
Pd-121 U-238 Fast 2.026450e-05 1.296650e-05
Pd-121 U-238 High 8.672650e-04 5.544480e-04
Pd-121 Pu-239 Thermal 2.470520e-07 1.580780e-07
Pd-121 Pu-239 Fast 3.560610e-07 2.278360e-07
Pd-121 Pu-239 High 7.509870e-05 4.803200e-05
Pd-121 Pu-241 Thermal 1.661800e-06 1.062400e-06
Pd-121 Pu-241 Fast 5.741230e-06 3.674390e-06
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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