47-Ag-121
Spin
Level energy(keV) Spin & Parity
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ground state (7/2+)
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)
120.920125282 ± 0.000013000 (amu) [mass excess = -74402.820 ± 12.109 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
6671.005 ± 12.264 (keV)
Strong Gamma-rays from Decay of Ag-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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314.55 32.1 B-
353.43 19.9 B-
500.61 9.31 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- 0.78 S 2
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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Ag-121 U-235 Thermal 2.573900e-05 1.647290e-05
Ag-121 U-235 Fast 4.791110e-05 3.066310e-05
Ag-121 U-235 High 3.512080e-03 2.247740e-03
Ag-121 U-238 Fast 1.793870e-04 1.148080e-04
Ag-121 U-238 High 4.525110e-03 2.896070e-03
Ag-121 Pu-239 Thermal 2.387620e-05 1.528080e-05
Ag-121 Pu-239 Fast 3.531430e-05 2.260110e-05
Ag-121 Pu-239 High 2.030160e-03 1.299300e-03
Ag-121 Pu-241 Thermal 5.536900e-05 3.543610e-05
Ag-121 Pu-241 Fast 1.819730e-04 1.164620e-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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Ag-121 U-235 Thermal 2.621140e-05 6.037180e-06
Ag-121 U-235 Fast 4.894940e-05 3.132760e-05
Ag-121 U-235 High 3.782530e-03 2.417240e-03
Ag-121 U-238 Fast 1.996510e-04 1.277320e-04
Ag-121 U-238 High 5.392370e-03 3.447370e-03
Ag-121 Pu-239 Thermal 2.412330e-05 1.543890e-05
Ag-121 Pu-239 Fast 3.567040e-05 2.282900e-05
Ag-121 Pu-239 High 2.105260e-03 1.346490e-03
Ag-121 Pu-241 Thermal 5.703080e-05 3.649280e-05
Ag-121 Pu-241 Fast 1.877140e-04 1.201370e-04
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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