31-Ga-74
Spin
Level energy(keV) Spin & Parity
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ground state (3-)
5.97000E+01 (0)
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)
73.926945727 ± 0.000003214 (amu) [mass excess = -68049.617 ± 2.994 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
5372.825 ± 2.994 (keV)
Strong Gamma-rays from Decay of Ga- 74 (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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595.87 91.8 B-
608.40 14.41 B-
2353.61 44.71 B-
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3.2 2.E-04 IT
56.5 -- IT
59.7 -- 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(%). ]
Decay data(Chart of the Nuclides 2014)
Decay mode Half-life
B- 8.12 M 12
IT 9.5 S 10
Evaluated Data Libraries
Links to the libraries.
Parent Nuclides by Reactions in JENDL-4.0
Ge- 74 (Z= 32, A= 74), MT=103 (n,p)
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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Ga- 74 U-235 Thermal 1.310450e-07 8.386900e-08
Ga- 74 U-235 Fast 3.854680e-07 2.467000e-07
Ga- 74 U-235 High 1.759240e-05 1.125910e-05
Ga- 74 U-238 Fast 4.611390e-08 2.951280e-08
Ga- 74 U-238 High 5.365820e-06 3.434130e-06
Ga- 74 Pu-239 Thermal 1.114580e-06 7.133340e-07
Ga- 74 Pu-239 Fast 2.131400e-06 1.364090e-06
Ga- 74 Pu-239 High 1.100030e-05 7.040170e-06
Ga- 74 Pu-241 Thermal 1.330730e-07 8.516710e-08
Ga- 74 Pu-241 Fast 6.790950e-07 4.346210e-07
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Ga- 74m U-235 Thermal 1.472250e-08 9.422440e-09
Ga- 74m U-235 Fast 3.765820e-08 2.410130e-08
Ga- 74m U-235 High 1.083180e-06 6.932380e-07
Ga- 74m U-238 Fast 4.505090e-09 2.883250e-09
Ga- 74m U-238 High 3.303790e-07 2.114430e-07
Ga- 74m Pu-239 Thermal 1.252200e-07 8.014090e-08
Ga- 74m Pu-239 Fast 2.082260e-07 1.332650e-07
Ga- 74m Pu-239 High 6.772990e-07 4.334720e-07
Ga- 74m Pu-241 Thermal 1.495040e-08 9.568270e-09
Ga- 74m Pu-241 Fast 6.634410e-08 4.246020e-08
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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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Ga- 74 U-235 Thermal 2.683350e-06 1.717350e-06
Ga- 74 U-235 Fast 9.440480e-06 6.041910e-06
Ga- 74 U-235 High 1.372080e-04 8.781290e-05
Ga- 74 U-238 Fast 2.206110e-06 1.411910e-06
Ga- 74 U-238 High 6.425820e-05 4.112520e-05
Ga- 74 Pu-239 Thermal 5.156860e-06 3.300390e-06
Ga- 74 Pu-239 Fast 1.394940e-05 8.927640e-06
Ga- 74 Pu-239 High 4.799640e-05 3.071770e-05
Ga- 74 Pu-241 Thermal 7.668430e-07 4.907800e-07
Ga- 74 Pu-241 Fast 8.976970e-06 5.745260e-06
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Ga- 74m U-235 Thermal 2.923700e-06 1.636250e-06
Ga- 74m U-235 Fast 1.037050e-05 5.796470e-06
Ga- 74m U-235 High 1.370770e-04 7.662400e-05
Ga- 74m U-238 Fast 2.473180e-06 1.376920e-06
Ga- 74m U-238 High 6.746050e-05 3.764470e-05
Ga- 74m Pu-239 Thermal 4.644880e-06 2.614040e-06
Ga- 74m Pu-239 Fast 1.355750e-05 7.615130e-06
Ga- 74m Pu-239 High 4.244510e-05 2.378170e-05
Ga- 74m Pu-241 Thermal 7.275880e-07 4.083630e-07
Ga- 74m Pu-241 Fast 9.507910e-06 5.320820e-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