27-Co-74
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)
73.965150 ± 0.000640 (amu) [mass excess = -32463 ± 596 (keV) ]
[These values were derived from systematical trend]
Beta-decay energy (calculated as M(A,Z)-M(A,Z+1), taken from Ame2012)
15994 ± 718 (keV) [derived from systematical trend]
Strong Gamma-rays from Decay of Co- 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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739. -- B-
1024. -- 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(%). ]
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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Co- 74 U-235 Thermal 2.995230e-11 1.916940e-11
Co- 74 U-235 Fast 2.434970e-10 1.558390e-10
Co- 74 U-235 High 3.695060e-08 2.364840e-08
Co- 74 U-238 Fast 1.070400e-09 6.850550e-10
Co- 74 U-238 High 1.872040e-08 1.198110e-08
Co- 74 Pu-239 Thermal 7.258860e-12 4.645670e-12
Co- 74 Pu-239 Fast 7.148840e-11 4.575260e-11
Co- 74 Pu-239 High 6.133980e-09 3.925750e-09
Co- 74 Pu-241 Thermal 1.670270e-12 1.068970e-12
Co- 74 Pu-241 Fast 1.898570e-10 1.215090e-10
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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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Co- 74 U-235 Thermal 2.995230e-11 1.916940e-11
Co- 74 U-235 Fast 2.435320e-10 1.558610e-10
Co- 74 U-235 High 3.698020e-08 2.361350e-08
Co- 74 U-238 Fast 1.070850e-09 6.848040e-10
Co- 74 U-238 High 1.873070e-08 1.196810e-08
Co- 74 Pu-239 Thermal 7.258860e-12 4.645670e-12
Co- 74 Pu-239 Fast 7.148840e-11 4.575260e-11
Co- 74 Pu-239 High 6.139390e-09 3.923210e-09
Co- 74 Pu-241 Thermal 1.670270e-12 1.068800e-12
Co- 74 Pu-241 Fast 1.898810e-10 1.215240e-10
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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