29-Cu-74
Spin
Level energy(keV) Spin & Parity
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ground state (1+,3+)
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)
73.939874862 ± 0.000006600 (amu) [mass excess = -56006.205 ± 6.148 (keV) ]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
9750.507 ± 6.642 (keV)
Strong Gamma-rays from Decay of Cu- 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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605.90 86. B-
1064.35 15.91 B-
1138.79 14.88 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- 1.63 S 5
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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Cu- 74 U-235 Thermal 6.809160e-07 4.357860e-07
Cu- 74 U-235 Fast 2.864090e-06 1.833010e-06
Cu- 74 U-235 High 5.656750e-05 3.620320e-05
Cu- 74 U-238 Fast 1.360510e-06 8.707250e-07
Cu- 74 U-238 High 3.136410e-05 2.007310e-05
Cu- 74 Pu-239 Thermal 6.299010e-07 4.031360e-07
Cu- 74 Pu-239 Fast 2.519600e-06 1.612540e-06
Cu- 74 Pu-239 High 1.350880e-05 8.645610e-06
Cu- 74 Pu-241 Thermal 1.430230e-07 9.153470e-08
Cu- 74 Pu-241 Fast 2.707960e-06 1.733100e-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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Cu- 74 U-235 Thermal 7.266730e-07 4.650700e-07
Cu- 74 U-235 Fast 3.111820e-06 1.991570e-06
Cu- 74 U-235 High 6.102060e-05 3.899730e-05
Cu- 74 U-238 Fast 1.551650e-06 9.920070e-07
Cu- 74 U-238 High 3.396570e-05 2.171530e-05
Cu- 74 Pu-239 Thermal 6.434060e-07 4.117800e-07
Cu- 74 Pu-239 Fast 2.604150e-06 1.663980e-06
Cu- 74 Pu-239 High 1.432240e-05 9.158410e-06
Cu- 74 Pu-241 Thermal 1.458550e-07 9.334730e-08
Cu- 74 Pu-241 Fast 2.858040e-06 1.829150e-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